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The following is a list of some
tunnel A tunnel is an underground passageway, dug through surrounding soil, earth or rock, and enclosed except for the entrance and exit, commonly at each end. A pipeline is not a tunnel, though some recent tunnels have used immersed tube cons ...
s in the
United States of America The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territo ...
. More tunnels may be found in each state than are included on this list.


Alabama

* 5th Avenue North Tunnel,
Birmingham Birmingham ( ) is a City status in the United Kingdom, city and metropolitan borough in the metropolitan county of West Midlands (county), West Midlands in England. It is the second-largest city in the United Kingdom with a population of 1. ...
. Completed in 1909, this road tunnel runs beneath the former
Birmingham Terminal Station The Birmingham Terminal Station (or simply Birmingham Terminal), completed in 1909, was the principal railway station for Birmingham, Alabama (United States) until the 1950s. It was demolished in 1969, and its loss still serves as a rallying ima ...
site, now occupied by the Red Mountain Expressway. * John H. Bankhead Tunnel, a road tunnel, US 98 under the Mobile River in
Mobile Mobile may refer to: Places * Mobile, Alabama, a U.S. port city * Mobile County, Alabama * Mobile, Arizona, a small town near Phoenix, U.S. * Mobile, Newfoundland and Labrador Arts, entertainment, and media Music Groups and labels * Mobile ( ...
. * Blount Tunnel, a rail tunnel near Blount Springs. * Brocks Gap Tunnel, a
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
rail tunnel in Hoover near
Birmingham Birmingham ( ) is a City status in the United Kingdom, city and metropolitan borough in the metropolitan county of West Midlands (county), West Midlands in England. It is the second-largest city in the United Kingdom with a population of 1. ...
, under Shades Mountain. * Cooks Springs Tunnel, a
Norfolk Southern The Norfolk Southern Railway is a Class I freight railroad in the United States formed in 1982 with the merger of Norfolk and Western Railway and Southern Railway. With headquarters in Atlanta, the company operates 19,420 route miles (31, ...
rail tunnel near Cooks Springs, on the main line between Birmingham and Anniston. * Coosa Tunnel a rail tunnel on an active
Norfolk Southern The Norfolk Southern Railway is a Class I freight railroad in the United States formed in 1982 with the merger of Norfolk and Western Railway and Southern Railway. With headquarters in Atlanta, the company operates 19,420 route miles (31, ...
line. In Shelby County. * Hardwick Tunnel, a rail tunnel on the ATN Railway near
Wattsville Wattsville is a small village in the Sirhowy Valley, eight miles north west of Newport, built in the 20th century for accommodation for mine workers. Amenities Modern Wattsville consists of two villages, Wattsville and Brynawel. It consists of o ...
. * Hayden Tunnel, an active rail tunnel located near Hayden. * Jefferson Tunnel, abandoned rail tunnel in Jefferson County. * Laney Tunnel, an active rail tunnel on the ATN Railway near Glencoe. Completed in 1851 and reinforced in 2010. * Oak Mountain Tunnel a rail tunnel on an active
Norfolk Southern The Norfolk Southern Railway is a Class I freight railroad in the United States formed in 1982 with the merger of Norfolk and Western Railway and Southern Railway. With headquarters in Atlanta, the company operates 19,420 route miles (31, ...
rail line. In Shelby County. * Palisade Tunnel, a road tunnel on the Homewood side of Red Mountain. The one-way tunnel provides west-bound access to Palisades Boulevard from Oxmoor Road. * Red Mountain Tunnel, a proposed road tunnel project that was meant to link Birmingham to its southern neighbors. The tunnel idea was abandoned and eventually the Red Mountain Expressway Cut was built instead. * Roper Tunnel, a rail tunnel on the ATN Railway near Trussville. * Tunnel Springs Tunnel, an abandoned rail tunnel near Tunnel Springs. The masonry tunnel was completed in 1899 and abandoned in 1994. * George C. Wallace Tunnel, twin road tunnels, road tunnels, I-10 under the Mobile River in
Mobile Mobile may refer to: Places * Mobile, Alabama, a U.S. port city * Mobile County, Alabama * Mobile, Arizona, a small town near Phoenix, U.S. * Mobile, Newfoundland and Labrador Arts, entertainment, and media Music Groups and labels * Mobile ( ...
. * Waldo Tunnel, Former ACL tunnel on the CSX Lineville Sub. * Weathers Tunnel, a rail tunnel on the CSX near Weathers.


Alaska

*
Anton Anderson Memorial Tunnel The Portage Glacier Highway, or Portage Glacier Road, is a highway located in the U.S. state of Alaska. The highway is made up of a series of roads, bridges, and tunnels that connect the Portage Glacier area of the Chugach National Forest and the ...
, , rail ( Alaska Railroad) and highway ( Portage Glacier Road), near Whittier


Arizona

* Claypool Tunnel, abandoned highway tunnel next to
US 60 U.S. Route 60 is a major east–west United States highway, traveling from southwestern Arizona to the Atlantic Ocean coast in Virginia. The highway's eastern terminus is in Virginia Beach, Virginia, where it is known as Pacific Avenue, in the ...
, just east of Superior * Poland Tunnel, abandoned pedestrian tunnel between the ghost towns of
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It is divided into 16 administrative provinces called voivodeships, covering an area of . Poland has a population of over 38 million and is the fifth-most populou ...
and
Walker Walker or The Walker may refer to: People * Walker (given name) *Walker (surname) * Walker (Brazilian footballer) (born 1982), Brazilian footballer Places In the United States *Walker, Arizona, in Yavapai County *Walker, Mono County, California ...
, south of Prescott * Mule Pass Tunnel, SR 80,
Bisbee, Arizona Bisbee is a city in and the county seat of Cochise County in southeastern Arizona, United States. It is southeast of Tucson and north of the Mexican border. According to the 2020 census, the population of the town was 4,923, down from 5,575 ...
*
Papago Freeway Tunnel The Papago Freeway Tunnel, better known to Phoenix residents as the Deck Park Tunnel, is a vehicular underpass built underneath Downtown Phoenix. It was built as part of Interstate Highway 10 in Phoenix, Arizona. Route The underpass extends fro ...
/
Deck Park Tunnel The Papago Freeway Tunnel, better known to Phoenix residents as the Deck Park Tunnel, is a vehicular underpass built underneath Downtown Phoenix. It was built as part of Interstate Highway 10 in Phoenix, Arizona. Route The underpass extends fro ...
, twin tunnels, Interstate 10,
Phoenix Phoenix most often refers to: * Phoenix (mythology), a legendary bird from ancient Greek folklore * Phoenix, Arizona, a city in the United States Phoenix may also refer to: Mythology Greek mythological figures * Phoenix (son of Amyntor), a ...
*
Queen Creek Tunnel The Queen Creek Tunnel is a tunnel on U.S. Route 60 in Arizona, US 60 in the Superstition Mountains, just east of Superior, Arizona. Completed in 1952, the Queen Creek Tunnel links Phoenix, Arizona, Phoenix with Safford, Arizona, Safford by way ...
,
US 60 U.S. Route 60 is a major east–west United States highway, traveling from southwestern Arizona to the Atlantic Ocean coast in Virginia. The highway's eastern terminus is in Virginia Beach, Virginia, where it is known as Pacific Avenue, in the ...
, just east of Superior *
Verde Canyon Railroad The Verde Canyon Railroad is a heritage railroad running between Clarkdale and Perkinsville in the U.S. state of Arizona. The passenger excursion line operates on of tracks of the Clarkdale Arizona Central Railroad (AZCR), a shortline. ...
Tunnel, railway tunnel,
Yavapai County Yavapai County is near the center of the U.S. state of Arizona. As of the 2020 census, its population was 236,209, making it the fourth-most populous county in Arizona. The county seat is Prescott. Yavapai County comprises the Prescott, AZ M ...


Arkansas

*
Bobby Hopper Tunnel The Bobby Hopper Tunnel is a highway tunnel on Interstate 49 (I-49) in Arkansas, just north of the Crawford—Washington county line. It opened in 1999 to four lanes of traffic. No toll is charged. Description The tunnel's twin bores are each lon ...
, twin tunnels,
Interstate 49 Interstate 49 (I-49) is a north–south Interstate Highway that exists in multiple segments: the original portion entirely within the state of Louisiana with an additional signed portion extending from I-220 in Shreveport to the Arkansas st ...
, Washington County * Cotter Tunnel, rail tunnel under
US 62 U.S. Route 62 or U.S. Highway 62 (US 62) runs from the Mexican border at El Paso, Texas, to Niagara Falls, New York, near the Canadian border. It is the only east-west United States Numbered Highway that connects Mexico and Canada ...
, MNA Railroad, northwest of Cotter, Marion County * Crest Tunnel, rail tunnel under State Highway 14, MNA Railroad, northwest of Omaha, Boone County * Cricket Tunnel, rail tunnel under old U.S. Route 65, MNA Railroad, south of Omaha, Boone County * Pyatt Tunnel, rail tunnel under County Road 408, MNA Railroad, southeast of Pyatt, Marion County


California


Colorado

*
Alpine Tunnel Alpine Tunnel is a narrow gauge railroad tunnel located east of Pitkin, Colorado on the former Denver, South Park and Pacific Railroad route from Denver to Gunnison. At an elevation of , it was the first tunnel constructed through the Conti ...
, abandoned rail tunnel, ,
Denver, South Park and Pacific Railroad The Denver, South Park, and Pacific Railroad (later called the Denver, Leadville and Gunnison Railway) was a historic narrow gauge railroad that operated in Colorado in the western United States in the late 19th century. The railroad opened up the ...
, northeast of Pitkin, under the Continental Divide * Beavertail Mountain Tunnel, twin tunnels,
Interstate 70 Interstate 70 (I-70) is a major east–west Interstate Highway in the United States that runs from I-15 near Cove Fort, Utah, to a park and ride lot just east of I-695 in Baltimore, Maryland, and is the fifth-longest Interstate in the co ...
and
US 6 U.S. Route 6 (US 6), also called the Grand Army of the Republic Highway, honoring the American Civil War veterans association, is a main route of the U.S. Highway system. While it currently runs east-northeast from Bishop, California, to ...
east of Palisade * Busk-Ivanhoe Tunnel, abandoned rail tunnel,
Colorado Midland Railway The Colorado Midland Railway , Railway Equipment and Publication CompanyThe Official Railway Equipment Register June 1917, p. 786 incorporated in 1883, was the first standard gauge railroad built over the Continental Divide in Colorado. It ran ...
, now part of an aqueduct, under the Continental Divide near
Hagerman Pass Hagerman Pass, elevation , is a high mountain pass that crosses the continental divide in the Rocky Mountains of central Colorado in the United States. The pass traverses the Sawatch Range west of Leadville, connecting the headwaters of the Arka ...
*
Eisenhower-Johnson Memorial Tunnel The Eisenhower Tunnel, officially the Eisenhower–Edwin C. Johnson Memorial Tunnel, is a dual-bore, four-lane vehicular tunnel in the western United States, approximately west of Denver, Colorado. The tunnel carries Interstate 70 (I-70) under ...
, twin tunnels,
Interstate 70 Interstate 70 (I-70) is a major east–west Interstate Highway in the United States that runs from I-15 near Cove Fort, Utah, to a park and ride lot just east of I-695 in Baltimore, Maryland, and is the fifth-longest Interstate in the co ...
under the Continental Divide near
Loveland Pass Loveland Pass is a high mountain pass in north-central Colorado, at an elevation of above sea level in the Rocky Mountains of the Western United States. Background It is located on the Continental Divide in the Front Range, west of Denver on U ...
northeast of
Dillon Dillon may refer to: People *Dillon (surname) * Dillon (given name) * Dillon (singer) (born 1988), Brazilian singer *Viscount Dillon, a title in the Peerage of Ireland Places Canada *Dillon, Saskatchewan United States *Dillon Beach, Californi ...
* Hagerman Tunnel, abandoned rail tunnel,
Colorado Midland Railway The Colorado Midland Railway , Railway Equipment and Publication CompanyThe Official Railway Equipment Register June 1917, p. 786 incorporated in 1883, was the first standard gauge railroad built over the Continental Divide in Colorado. It ran ...
, under the Continental Divide near
Hagerman Pass Hagerman Pass, elevation , is a high mountain pass that crosses the continental divide in the Rocky Mountains of central Colorado in the United States. The pass traverses the Sawatch Range west of Leadville, connecting the headwaters of the Arka ...
*
Hanging Lake Tunnel The Hanging Lake Tunnel is a dual bore highway tunnel carrying Interstate 70 (I-70) and U.S. Highway 6 (US 6) through the southern wall of Glenwood Canyon, just east of exit 125 in Garfield County, Colorado, United States. Th ...
, twin tunnels,
Interstate 70 Interstate 70 (I-70) is a major east–west Interstate Highway in the United States that runs from I-15 near Cove Fort, Utah, to a park and ride lot just east of I-695 in Baltimore, Maryland, and is the fifth-longest Interstate in the co ...
and
US 6 U.S. Route 6 (US 6), also called the Grand Army of the Republic Highway, honoring the American Civil War veterans association, is a main route of the U.S. Highway system. While it currently runs east-northeast from Bishop, California, to ...
, Glenwood Canyon project, east of Glenwood Springs *
Mesa Verde National Park Mesa Verde National Park is an American national park and UNESCO World Heritage Site located in Montezuma County, Colorado. The park protects some of the best-preserved Ancestral Puebloan archaeological sites in the United States. Established ...
Tunnel, main Park road between milesposts 4 and 5, 0.28 miles long *
Moffat Tunnel The Moffat Tunnel is a railroad and water tunnel that cuts through the Continental Divide in north-central Colorado. Named after Colorado railroad pioneer David Moffat, the tunnel's first official railroad traffic passed through in February 192 ...
, rail tunnel,
Union Pacific Railroad The Union Pacific Railroad , legally Union Pacific Railroad Company and often called simply Union Pacific, is a freight-hauling railroad that operates 8,300 locomotives over routes in 23 U.S. states west of Chicago and New Orleans. Union Paci ...
(formerly
Denver and Salt Lake Railway The Denver and Salt Lake Railway (D&SL) was a U.S. railroad company located in Colorado. Originally incorporated in 1902 as the Denver, Northwestern and Pacific (DN&P) Railway, it had as a goal a direct connection of Denver, Colorado, with Sa ...
), under the Continental Divide near
Rollins Pass Rollins Pass, elevation , is a mountain pass and active archaeological siteLaBelle, Jason M. & Pelton, Spencer R. "Communal hunting along the Continental Divide of Northern Colorado: Results from the Olson game drive (5BL147)", 2013 in the Sout ...


also a Water tunnel (physical infrastructure), water tunnel *
No Name Tunnel No (and variant writings) may refer to one of these articles: English language * ''Yes'' and ''no'' (responses) * A determiner in noun phrases Alphanumeric symbols * No (kana), a letter/syllable in Japanese script * No symbol, displayed ...
, twin tunnels,
Interstate 70 Interstate 70 (I-70) is a major east–west Interstate Highway in the United States that runs from I-15 near Cove Fort, Utah, to a park and ride lot just east of I-695 in Baltimore, Maryland, and is the fifth-longest Interstate in the co ...
and
US 6 U.S. Route 6 (US 6), also called the Grand Army of the Republic Highway, honoring the American Civil War veterans association, is a main route of the U.S. Highway system. While it currently runs east-northeast from Bishop, California, to ...
, Glenwood Canyon project, east of Glenwood Springs * Reverse Curve Tunnel, westbound
Interstate 70 Interstate 70 (I-70) is a major east–west Interstate Highway in the United States that runs from I-15 near Cove Fort, Utah, to a park and ride lot just east of I-695 in Baltimore, Maryland, and is the fifth-longest Interstate in the co ...
and westbound
US 6 U.S. Route 6 (US 6), also called the Grand Army of the Republic Highway, honoring the American Civil War veterans association, is a main route of the U.S. Highway system. While it currently runs east-northeast from Bishop, California, to ...
, Glenwood Canyon project, east of Glenwood Springs * Veterans Memorial Tunnels/ Twin Tunnel, twin tunnels,
Interstate 70 Interstate 70 (I-70) is a major east–west Interstate Highway in the United States that runs from I-15 near Cove Fort, Utah, to a park and ride lot just east of I-695 in Baltimore, Maryland, and is the fifth-longest Interstate in the co ...
and
US 6 U.S. Route 6 (US 6), also called the Grand Army of the Republic Highway, honoring the American Civil War veterans association, is a main route of the U.S. Highway system. While it currently runs east-northeast from Bishop, California, to ...
, east of
Idaho Springs The City of Idaho Springs is the Statutory City that is the most populous municipality in Clear Creek County, Colorado, United States. Idaho Springs is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. As of the 2010 ...
*
Wolf Creek Pass Wolf Creek Pass is a high mountain pass on the Continental Divide, in the San Juan Mountains of Colorado. It is the route through which U.S. Highway 160 passes from the San Luis Valley into southwest Colorado on its way to New Mexico and Ariz ...
Tunnel,
US 160 U.S. Route 160 (US 160) is a 1,465 mile (2,358 km) long east–west United States highway in the Midwestern and Western United States. The western terminus of the route is at US 89 five miles (8 km) west of Tuba City, Arizo ...
between South Fork and
Pagosa Springs The Town of Pagosa Springs ( Ute language: Pagwöösa, Navajo language: Tó Sido Háálį́) is a home rule municipality that is the county seat, the most populous community, and the only incorporated municipality in Archuleta County, Colorado ...


Connecticut

*
Heroes Tunnel Heroes Tunnel (formerly West Rock Tunnel) is a , twin-tube tunnel carrying Route 15 (Wilbur Cross Parkway) through West Rock Ridge in New Haven, Connecticut, opened in 1949. It is the only highway tunnel to pass beneath a natural land feature in ...
, twin tunnels,
Wilbur Cross Parkway The Wilbur Cross Parkway (also known locally as "The Merritt" in conjunction with its counterpart) is a limited access road in Connecticut, comprising the portion of Route 15 between Milford and Meriden. It is named after Wilbur Lucius Cross ...
/ State Route 15, West Rock Ridge State Park, in
New Haven New Haven is a city in the U.S. state of Connecticut. It is located on New Haven Harbor on the northern shore of Long Island Sound in New Haven County, Connecticut and is part of the New York City metropolitan area. With a population of 134,023 ...
*
Pequabuck Tunnel The Pequabuck Tunnel, also known as the Terryville Tunnel, is a railroad tunnel in Plymouth and Pequabuck, Connecticut. It is located on a still-active segment of the Hartford, Providence and Fishkill Railroad The New York and New England Rai ...
, rail tunnel, originally
Hartford, Providence and Fishkill Railroad The New York and New England Railroad (NY&NE) was a railroad connecting southern New York State with Hartford, Connecticut; Providence, Rhode Island; and Boston, Massachusetts. It operated under that name from 1873 to 1893. Prior to 1873 it was ...
, Plymouth * Pitkin Street Tunnel, road tunnel between Elm and State streets, downtown
New Haven New Haven is a city in the U.S. state of Connecticut. It is located on New Haven Harbor on the northern shore of Long Island Sound in New Haven County, Connecticut and is part of the New York City metropolitan area. With a population of 134,023 ...
*
Shepaug, Litchfield and Northern Railroad The Shepaug, Litchfield and Northern Railroad was a short independent Rail transport, railroad in western Connecticut that was chartered as the Shepaug Valley Railroad in 1868 and operated from 1872 to 1891 when it was taken over by the Housatoni ...
, abandoned rail tunnel in
Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...
, now a rail trail *
Taft Tunnel Taft Tunnel is a railroad tunnel in the northeast United States, located in the southwest part of Lisbon, Connecticut. Completed in 1837, it was the first common carrier railroad tunnel built in the United States, though it was not used until 18 ...
, rail tunnel,
Providence and Worcester Railroad The Providence and Worcester Railroad is a Class II railroad operating of tracks in Rhode Island, Massachusetts, and Connecticut, as well as New York via trackage rights. The company was founded in 1844 to build a railroad between Providence, ...
(originally part of
Norwich and Worcester Railroad The Norwich and Worcester Railroad (N&W) was a railroad in the U.S. states of Connecticut and Massachusetts. Its north-south mainline ran between its namesake cities of Worcester, Massachusetts, and Norwich, Connecticut, (later extended to Gr ...
), , in Lisbon (oldest active railroad tunnel in the United States)


District of Columbia

* 9th Street Tunnel, under the National Mall (one-way southbound from
Constitution Avenue Constitution Avenue is a major east–west street in the northwest and northeast quadrants of the city of Washington, D.C., in the United States. It was originally known as B Street, and its western section was greatly lengthened and widened bet ...
NW to I-395), NW to SW DC * 12th Street Tunnel, under the National Mall (one-way northbound from I-395 and Independence Avenue SW to
Constitution Avenue Constitution Avenue is a major east–west street in the northwest and northeast quadrants of the city of Washington, D.C., in the United States. It was originally known as B Street, and its western section was greatly lengthened and widened bet ...
NW), SW to NW DC *
16th Street NW 16th Street Northwest is a prominent north–south thoroughfare in the northwest quadrant of Washington, D.C. Part of Pierre L'Enfant's design for the city, 16th Street begins just north of the White House across Lafayette Park at H Street and ...
tunnel, twin tunnels, under
Scott Circle Scott Circle is an area in the northwest quadrant of Washington, D.C. that is centred on the junction of Massachusetts Avenue, Rhode Island Avenue, and 16th Street, N.W. Originally a neighborhood recreational area, unlike Dupont Circle where po ...
NW, NW DC * Barney Circle tunnel, twin tunnels, Southeast Boulevard SE under Barney Circle SE. Also a third tunnel, the ramp from the northbound
John Philip Sousa Bridge The John Philip Sousa Bridge, also known as the Sousa Bridge and the Pennsylvania Avenue Bridge, is a continuous steel plate girder bridge that carries Pennsylvania Avenue SE across the Anacostia River in Washington, D.C., in the United States ...
to westbound Southeast Boulevard SE. Part of Southeast Freeway (Interstate 695). SE DC *(four)
Chesapeake and Ohio Canal National Historical Park The Chesapeake and Ohio Canal National Historical Park is located in the District of Columbia and the state of Maryland. The park was established in 1961 as a National Monument by President Dwight D. Eisenhower to preserve the neglected remains o ...
road culverts under the Canal: ** # 1 (mile 1.3), near Canal Road NW and Foxhall Road NW, NW DC ** # 2 (mile 3.1), Abner Cloud house (a.k.a. Fletcher's Boat House), Canal Road NW south of Arizona Avenue NW, NW DC ** (# 3 and # 4 are in
Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...
) *
Connecticut Avenue Connecticut Avenue is a major thoroughfare in the Northwest quadrant of Washington, D.C., and suburban Montgomery County, Maryland. It is one of the diagonal avenues radiating from the White House, and the segment south of Florida Avenue was on ...
NW tunnel, twin tunnels, under
Dupont Circle Dupont Circle (or DuPont Circle) is a traffic circle, park, neighborhood and historic district in Northwest Washington, D.C. The Dupont Circle neighborhood is bounded approximately by 16th Street NW to the east, 22nd Street NW t ...
NW, NW DC *
E Street Expressway Interstate 66 (I-66) is an east–west Interstate Highway in the eastern United States. It runs from an interchange with I-81 near Middletown, Virginia, on its western end to an interchange with U.S. Route 29 (US 29) in Washin ...
NW tunnel under
Virginia Avenue Virginia Avenue is a street in the Northwest, Southwest, and Southeast quadrants of Washington, D.C. Like other state-named streets in Washington, it diagonally crosses the grid pattern formed by lettered (east-west) and numbered (north-south) ...
NW, NW DC *
First Street Tunnel The First Street Tunnel is a two-track, soft-earth tunnel built between 1904 and 1906 by the Washington Terminal Company to serve as the southern approach to Union Station in Washington, D.C. Currently owned by Amtrak, it connects to lower-level ...
, twin (two tracks) rail tunnel,
Amtrak The National Railroad Passenger Corporation, doing business as Amtrak () , is the national passenger railroad company of the United States. It operates inter-city rail service in 46 of the 48 contiguous U.S. States and nine cities in Canada ...
south from
Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...
, under First Street NE and First SE on Capitol Hill, NE and SE DC * K Street NW tunnel, twin tunnels, under
Washington Circle Washington Circle is a traffic circle in the northwest quadrant of Washington, D.C., United States. It is located on the border of the Foggy Bottom and West End neighborhoods, which is a part of the Ward 2 section in Washington. It is the inte ...
NW, NW DC *
Massachusetts Avenue Massachusetts Avenue may refer to: * Massachusetts Avenue (metropolitan Boston), Massachusetts ** Massachusetts Avenue (MBTA Orange Line station), a subway station on the MBTA Orange Line ** Massachusetts Avenue (MBTA Silver Line station), a stati ...
NW tunnel, twin tunnels, under
Thomas Circle Thomas Circle is a traffic circle in Northwest Washington, D.C., in the United States. It is located at the intersection of Massachusetts Avenue NW, Vermont Avenue NW, 14th Street NW, and M Street NW. It is named for George Henry Thomas, a Un ...
NW, NW DC *(two) Third Street Tunnels, Interstate 395 ** southern portion, twin tunnels, under the National Mall Capitol reflecting pool, SW and NW DC ** northern portion, twin tunnels, under Massachusetts Ave NW and H Street NW, NW DC * Virginia Avenue Tunnel, rail tunnel, former
Baltimore and Potomac Railroad The Baltimore and Potomac Railroad (B&P) operated from Baltimore, Maryland, southwest to Washington, D.C., from 1872 to 1902. Controlled by the Pennsylvania Railroad, it was the second railroad company to connect the nation's capital to the Nor ...
tunnel now used by
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
RF&P Subdivision The RF&P Subdivision is a railroad line owned and operated by CSX Transportation. It runs from Washington, D.C., to Richmond, Virginia, over lines previously owned by the Pennsylvania Railroad and the Richmond, Fredericksburg and Potomac Railroad. ...
, under
Virginia Avenue Virginia Avenue is a street in the Northwest, Southwest, and Southeast quadrants of Washington, D.C. Like other state-named streets in Washington, it diagonally crosses the grid pattern formed by lettered (east-west) and numbered (north-south) ...
SE, SE DC *West Leg of
Inner Loop Inner loop may refer to: * Inner loop in computer programs * Inner Loop (Phoenix), a section of Interstate 10 in downtown Phoenix, Arizona, United States * Inner Loop (Rochester), an expressway around downtown Rochester, New York, United States * I ...
(
Interstate 66 Interstate 66 (I-66) is an east–west Interstate Highway in the eastern United States. It runs from an interchange with I-81 near Middletown, Virginia, on its western end to an interchange with U.S. Route 29 (US 29) in Washing ...
) tunnel under Juárez Circle NW (intersection of
New Hampshire Avenue New Hampshire Avenue is a diagonal street in Washington, D.C., beginning at the Kennedy Center and extending northeast for about 5 miles (8 km) and then continuing into Maryland where it is designated Maryland Route 650. New Hampshire Avenu ...
NW,
Virginia Avenue Virginia Avenue is a street in the Northwest, Southwest, and Southeast quadrants of Washington, D.C. Like other state-named streets in Washington, it diagonally crosses the grid pattern formed by lettered (east-west) and numbered (north-south) ...
NW, and 25th Street NW), NW DC * Beach Drive tunnel


Florida

* Henry E. Kinney Tunnel/New River Tunnel, twin tunnels,
US 1 U.S. Route 1 or U.S. Highway 1 (US 1) is a major north–south United States Numbered Highway that serves the East Coast of the United States. It runs from Key West, Florida, north to Fort Kent, Maine, at the Canadian border, making ...
under New River in
Fort Lauderdale A fortification is a military construction or building designed for the defense of territories in warfare, and is also used to establish rule in a region during peacetime. The term is derived from Latin ''fortis'' ("strong") and ''facere'' ...
*
Port of Miami Tunnel The Port of Miami Tunnel (also State Road 887) is a bored, undersea tunnel in Miami, Florida. It consists of two parallel tunnels (one in each direction) that travel beneath Biscayne Bay, connecting the MacArthur Causeway on Watson Island wi ...
, twin tunnels, State Road 886, beneath
Biscayne Bay Biscayne Bay () is a lagoon with characteristics of an estuary located on the Atlantic coast of South Florida. The northern end of the lagoon is surrounded by the densely developed heart of the Miami metropolitan area while the southern end is la ...
, connecting
MacArthur Causeway The General Douglas MacArthur Causeway is a six-lane causeway that connects Downtown Miami to South Beach via Biscayne Bay in Miami-Dade County. The highway is the singular roadway connecting the mainland and beaches to Watson Island and the ...
on Watson Island with PortMiami on
Dodge Island Dodge Island is an artificial island near downtown Miami, Florida, United States. The Port of Miami is located on Dodge Island and has berths for both cruise and cargo ships. The original and much smaller Dodge Island was created during the dred ...


Georgia

* Brushy Mountain Tunnel (first named Divide Tunnel) on the
Silver Comet Trail The Silver Comet Trail is a rail trail in west-northwestern Georgia, United States. Route The Silver Comet Trail is named for the '' Silver Comet'' passenger train that traversed the same route from 1947 to 1969. It begins in Smyrna, Georgia, ...
, which is the former Right-of-Way of
Seaboard System The Seaboard System Railroad, Inc. was a US Class I railroad that operated from 1982 to 1986. Since the late 1960s, Seaboard Coast Line Industries had operated the Seaboard Coast Line and its sister railroads—notably the Louisville & Nashville ...
rail line. Brushy Mountain Road runs perpendicular and above the tunnel. Located south of Braswell, Georgia and also about 6 miles east of
Rockmart, Georgia Rockmart is a town in Polk County, Georgia, United States. Its population was 4,732 at the 2020 census. It developed as a railroad depot town when the Southern Railway built a station in the area. The community was incorporated in 1872, and w ...
. *(two)
Chetoogeta Mountain Tunnel The Chetoogeta Mountain Tunnel () refers to two different railroad tunnels passing through Chetoogeta Mountain in Tunnel Hill, Georgia, United States. The first tunnel, known as the Western and Atlantic Railroad Tunnel at Tunnel Hill, was comp ...
s, rail tunnels just east of
Tunnel Hill, Georgia Tunnel Hill is a town in northwest Whitfield County and southern Catoosa County, Georgia, United States. It is part of the Dalton Metropolitan Statistical Area. The population was 963 at the 2020 census. The town is named for the Chetoogeta Mou ...
**active CSX Transportation rail tunnel **abandoned
Western & Atlantic Railroad The Western & Atlantic Railroad of the State of Georgia (W&A) is a railroad owned by the State of Georgia and currently leased by CSX, which CSX operates in the Southeastern United States from Atlanta, Georgia, to Chattanooga, Tennessee. It was fo ...
rail tunnel, now a rail trail and
historic site A historic site or heritage site is an official location where pieces of political, military, cultural, or social history have been preserved due to their cultural heritage value. Historic sites are usually protected by law, and many have been rec ...
* Krog Street Tunnel, in
Atlanta Atlanta ( ) is the capital and most populous city of the U.S. state of Georgia. It is the seat of Fulton County, the most populous county in Georgia, but its territory falls in both Fulton and DeKalb counties. With a population of 498,715 ...


Hawaii

* Hospital Rock Tunnels, twin tunnels, Interstate H-3,
Oahu Oahu () ( Hawaiian: ''Oʻahu'' ()), also known as "The Gathering Place", is the third-largest of the Hawaiian Islands. It is home to roughly one million people—over two-thirds of the population of the U.S. state of Hawaii. The island of O ...
; :Image:Koolau Range 03.JPG *
John H. Wilson Tunnels The John H. Wilson Tunnels are a pair of highway tunnels passing through the Ko‘olau Range on the island of O‘ahu. The tunnels are located on Likelike Highway (Route 63), which connects Kāneʻohe with Honolulu, and are 2775 feet (845.8 m ...
, twin tunnels, State Route 63/ Likelike Highway between Kaneohe and
Honolulu Honolulu (; ) is the capital and largest city of the U.S. state of Hawaii, which is in the Pacific Ocean. It is an unincorporated county seat of the consolidated City and County of Honolulu, situated along the southeast coast of the island ...
,
Oahu Oahu () ( Hawaiian: ''Oʻahu'' ()), also known as "The Gathering Place", is the third-largest of the Hawaiian Islands. It is home to roughly one million people—over two-thirds of the population of the U.S. state of Hawaii. The island of O ...
, goes under the
Koʻolau Range Koolau Range is a name given to the dormant fragmented remnant of the eastern or windward shield volcano of the Hawaiian island of Oahu. It was designated a National Natural Landmark in 1972. Geology It is not a mountain range in the normal ...
* (two) Nu‘uanu Pali Tunnels, each twin tunnels, State Route 61/ Pali Highway between
Kailua Kailua () is a census-designated place (CDP) in Honolulu County, Hawaii, United States. It lies in the Koolaupoko District of the island of Oahu on the windward coast at Kailua Bay. It is in the judicial district and the ahupua'a named Ko'ol ...
and
Honolulu Honolulu (; ) is the capital and largest city of the U.S. state of Hawaii, which is in the Pacific Ocean. It is an unincorporated county seat of the consolidated City and County of Honolulu, situated along the southeast coast of the island ...
,
Oahu Oahu () ( Hawaiian: ''Oʻahu'' ()), also known as "The Gathering Place", is the third-largest of the Hawaiian Islands. It is home to roughly one million people—over two-thirds of the population of the U.S. state of Hawaii. The island of O ...
; :Image:Pali Tunnels.jpg * Tetsuo Harano Tunnels, twin tunnels, Interstate H-3,
Oahu Oahu () ( Hawaiian: ''Oʻahu'' ()), also known as "The Gathering Place", is the third-largest of the Hawaiian Islands. It is home to roughly one million people—over two-thirds of the population of the U.S. state of Hawaii. The island of O ...
; :Image:Koolau Range 03.JPG


Idaho

* St. Paul Pass Tunnel/Taft Tunnel, abandoned rail tunnel, in use 1908–1980, Chicago, Milwaukee, St. Paul & Pacific Railroad Tunnel Number 20, between
Shoshone County, Idaho Shoshone County is a county in the U.S. state of Idaho. As of the 2020 census, the population was 13,169. The largest city is Kellogg. The county was established in 1864, named for the Native American Shoshone tribe. Shoshone County is co ...
and
Mineral County, Montana Mineral County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 4,535. Its county seat is Superior. Geography According to the United States Census Bureau, the county has a total area of , of which i ...
, now part of Milwaukee Road Rail Trail, , el.


Illinois

* Chicago Freight Subway, rail tunnel system under the
Chicago Loop The Loop, one of Chicago's 77 designated community areas, is the central business district of the city and is the main section of Downtown Chicago. Home to Chicago's commercial core, it is the second largest commercial business district in Nort ...
, mostly abandoned * LaSalle Street Tunnel, streetcar tunnel,
LaSalle Street LaSalle Street is a major north-south street in Chicago named for Robert de La Salle, a 17th century French explorer of the Illinois Country. The portion that runs through the Chicago Loop is considered to be Chicago's financial district. Sou ...
under the
Chicago River The Chicago River is a system of rivers and canals with a combined length of that runs through the city of Chicago, including its center (the Chicago Loop). Though not especially long, the river is notable because it is one of the reasons for ...
in
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
, abandoned * Milwaukee-Dearborn Subway, rail transit tunnel, 1951, long, CTA 'L' Blue Line under Milwaukee Avenue and Dearborn Street in
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
*
State Street Subway The State Street subway is an underground section of the Chicago "L" system in The Loop which serves as the center of the Red Line. It is long and has a boarding average of 53,601 passengers every weekday as of February 2013. It owes its name t ...
, rail transit tunnel, 1943, long, CTA 'L' Red Line under State Street in
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
* Tunnel Hill State Trail tunnel, abandoned rail tunnel, former
Cairo and Vincennes Railroad The Cairo and Vincennes Railroad was a 19th-century American railroad that connected Cairo, Illinois, with Vincennes, Indiana. It was chartered by the state of Illinois in 1867 through the efforts of former American Civil War General Green B. Raum ...
tunnel now part of Tunnel Hill State Trail, used as a hiking and bike rail trail, between Tunnel Hill and
Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...
in Johnson County * Van Buren Street Tunnel, streetcar tunnel, Van Buren Street under the
Chicago River The Chicago River is a system of rivers and canals with a combined length of that runs through the city of Chicago, including its center (the Chicago Loop). Though not especially long, the river is notable because it is one of the reasons for ...
in
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
, abandoned * Washington Street Tunnel, streetcar tunnel, Washington Street under the
Chicago River The Chicago River is a system of rivers and canals with a combined length of that runs through the city of Chicago, including its center (the Chicago Loop). Though not especially long, the river is notable because it is one of the reasons for ...
in
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
, abandoned *
Winston Tunnel The Winston Tunnel is a railroad tunnel located 9 miles (14.5 kilometers) west of Elizabeth, Illinois. The tunnel was completed in 1888 for the Minnesota and Northwestern Railroad, a predecessor to the Chicago Great Western Railway (CGW). The ...
, abandoned rail tunnel, long, abandoned and partially collapsed former
Chicago Great Western Railway The Chicago Great Western Railway was a Class I railroad that linked Chicago, Minneapolis, Omaha, and Kansas City. It was founded by Alpheus Beede Stickney in 1885 as a regional line between St. Paul and the Iowa state line called the Minnesot ...
tunnel, 9 miles west of
Elizabeth Elizabeth or Elisabeth may refer to: People * Elizabeth (given name), a female given name (including people with that name) * Elizabeth (biblical figure), mother of John the Baptist Ships * HMS ''Elizabeth'', several ships * ''Elisabeth'' (sch ...
in
Jo Daviess County Jo Daviess County () is the northwesternmost county in the U.S. state of Illinois. According to the 2010 census, it had a population of 22,678. Its county seat is Galena. Jo Daviess County is part of the Tri-State Area and is located near D ...
* East Dubuque rail tunnel, coming off
Mississippi River The Mississippi River is the second-longest river and chief river of the second-largest drainage system in North America, second only to the Hudson Bay drainage system. From its traditional source of Lake Itasca in northern Minnesota, it fl ...
Illinois Central RR Bridge in East Dubuque. Still in use. The 851 foot tunnel makes a 90° turn.


Indiana

* Burton Tunnel, rail tunnel, 1907, long, French Lick Scenic Railway (historical railroad), west of
French Lick French Lick is a town in French Lick Township, Orange County, Indiana. The population was 1,807 at the time of the 2010 census. In November 2006, the French Lick Resort Casino, the state's tenth casino in the modern legalized era, opened, drawing ...
and northwest of the French Lick Municipal Airport in
Orange County Orange County most commonly refers to: *Orange County, California, part of the Los Angeles metropolitan area Orange County may also refer to: U.S. counties *Orange County, Florida, containing Orlando *Orange County, Indiana *Orange County, New ...
* Duncan Tunnel/ Edwardsville Tunnel, rail tunnel, 1881, long (longest in the state)

Norfolk Southern Railway under Edwardsville Hill (part of The Knobs), including portion of Interchange 118 on
I-64 Interstate 64 (I-64) is an east–west Interstate Highway in the Eastern United States. Its western terminus is at I-70, U.S. Route 40 (US 40), and US 61 in Wentzville, Missouri. Its eastern terminus is at an interchang ...
, near Edwardsville in Floyd County * Indian Springs Tunnel/Crane Tunnel, rail tunnel, 1890, long,
Indiana Rail Road The Indiana Rail Road is a United States Class II railroad, originally operating over former Illinois Central Railroad trackage from Newton, Illinois, to Indianapolis, Indiana, a distance of . This line, now known as the Indiana Rail Road's Indi ...
(INRD), under County Road 161 within the grounds of the Crane Naval Surface Warfare Center, northwest of Indian Springs in Martin County * Marengo Tunnel/ Corndra Tunnel, rail tunnel, 1882, long, Norfolk Southern Railway, under Cornelison Ln and Goodman Ridge Rd between
Temple A temple (from the Latin ) is a building reserved for spiritual rituals and activities such as prayer and sacrifice. Religions which erect temples include Christianity (whose temples are typically called churches), Hinduism (whose temples ...
and Marengo in
Crawford County Crawford County is the name of eleven counties in the United States: * Crawford County, Arkansas * Crawford County, Georgia * Crawford County, Illinois * Crawford County, Indiana * Crawford County, Iowa * Crawford County, Kansas * Crawford Count ...
*Marine Drive Tunnel, rail tunnel, long, single-lane tunnel runs beneath a railroad trellis, roughly connecting Madison Avenue and 29th Street on the south side Anderson, Indiana in Madison County * Patton Tunnel/ Taswell Tunnel, rail tunnel, long, Norfolk Southern Railway, under Tunnel Hill Road between Taswell and
English English usually refers to: * English language * English people English may also refer to: Peoples, culture, and language * ''English'', an adjective for something of, from, or related to England ** English national ide ...
in
Crawford County Crawford County is the name of eleven counties in the United States: * Crawford County, Arkansas * Crawford County, Georgia * Crawford County, Illinois * Crawford County, Indiana * Crawford County, Iowa * Crawford County, Kansas * Crawford Count ...
* Ritner Tunnel/ The Big Tunnel, rail tunnel, 1857, long,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
railroad under Tunnel Hill, along the East Fork of the White River, east of Tunnelton and west-southwest of Fort Ritner in Lawrence County * Willow Valley Tunnel, rail tunnel, 1900, long,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
railroad, under State Road 650 south of Willow Valley in Martin County


Iowa

* Harmon Tunnel, road tunnel under Backbone Ridge, built as a
millrace A mill race, millrace or millrun, mill lade (Scotland) or mill leat (Southwest England) is the current of water that turns a water wheel, or the channel (sluice) conducting water to or from a water wheel. Compared with the broad waters of a mi ...
, 1858, widened for road use, 1925, long, Pammel State Park,
Madison County, Iowa Madison County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 16,548. The county seat is Winterset. Madison County is included in the Des Moines– West Des Moines, IA Metropolitan Statistical Ar ...
, southwest of
Winterset, Iowa Winterset is a city in and the county seat of Madison County, Iowa. The population was 5,353 at the time of the 2020 United States Census, 2020 census. Winterset is part of the Des Moines metropolitan area. It is the birthplace of actor John Way ...


Kentucky

*Cochran Hill Tunnel, twin tunnels, (
I-64 Interstate 64 (I-64) is an east–west Interstate Highway in the Eastern United States. Its western terminus is at I-70, U.S. Route 40 (US 40), and US 61 in Wentzville, Missouri. Its eastern terminus is at an interchang ...
), carrying two lanes of traffic in each direction for I-64 under a section of Cherokee Park in
Louisville Louisville ( , , ) is the largest city in the Commonwealth of Kentucky and the 28th most-populous city in the United States. Louisville is the historical seat and, since 2003, the nominal seat of Jefferson County, on the Indiana border. ...
between the exits at Grinstead Drive and Cannons Lane *
Cumberland Gap Tunnel The Cumberland Gap Tunnel is a dual-bore, four lane vehicular tunnel that carries U.S. Route 25E under Cumberland Gap National Historical Park near the intersection of Kentucky, Tennessee, and Virginia. The tunnel consists of two separate bo ...
, twin tunnels, US 25E, under
Cumberland Gap National Historical Park The Cumberland Gap National Historical Park is a United States National Historical Park located at the border between Kentucky, Tennessee, and Virginia, centered on the Cumberland Gap, a natural break in the Appalachian Mountains. The park lies ...
, between
Middlesboro, Kentucky Middlesboro ()Rennick, Robert. ''Kentucky Place Names'', University Press of Kentucky (Lexington), 1987p. 196 Accessed 26 August 2013. is a home rule-class city in Bell County, Kentucky, United States. The population was 10,334 at the 2010 U.S ...
and
Harrogate, Tennessee Harrogate is the largest city in Claiborne County, Tennessee, United States. It is adjacent to Cumberland Gap National Historical Park. The community has been known as "Harrogate" since the 19th century, but did not incorporate by that name un ...
. *
Nada Tunnel Nada Tunnel is a historic long tunnel along Kentucky Route 77 in Powell County, Kentucky, in the United States. Formerly a railway tunnel, the tunnel has often been described as the "Gateway to Red River Gorge" for the shortcut it provides motor ...
, KY 77, Powell County, near
Red River Gorge The Red River Gorge is a canyon system on the Red River in east-central Kentucky. Geologically it is part of the Pottsville Escarpment. The gorge lies within the Daniel Boone National Forest and was subsequently designated the Red River Gorge ...
Park, built for logging

*Leatherwood Tunnel, twin tunnels, at Leatherwood in Perry County, Kentucky, Perry County on KY 699. *Louisville East End Tunnel,
I-265 Interstate 265 (I-265) is a Interstate Highway partially encircling the Louisville metropolitan area. Starting from I-65 in the southern part of Louisville, it runs through Jefferson County, Kentucky, crosses the Ohio River on the Lewis ...
(also KY 841), twin tunnels carrying two lanes of traffic in each direction for I-265 under a historic property between the Lewis and Clark Bridge and US 42 in
Harrods Creek Harrods Creek is a neighborhood of Louisville, Kentucky centered near Harrods Creek at the intersection of River Road and Wolf Pen Branch Road. It is roughly bordered by the Ohio River to the west and US 42 to the east. Its ZIP code is 40027. Fo ...
, a Louisville suburban neighborhood.


Louisiana

* Belle Chasse Tunnel, LA 23 under the
Gulf Intracoastal Waterway The Gulf Intracoastal Waterway is the portion of the Intracoastal Waterway located along the Gulf Coast of the United States. It is a navigable inland waterway running approximately from Carrabelle, Florida, to Brownsville, Texas. The waterwa ...
, southeast bound only, Belle Chasse (near
New Orleans New Orleans ( , ,New Orleans
) * Harvey Tunnel, twin tunnels, Business U.S. 90 frontage roads, under the
Gulf Intracoastal Waterway The Gulf Intracoastal Waterway is the portion of the Intracoastal Waterway located along the Gulf Coast of the United States. It is a navigable inland waterway running approximately from Carrabelle, Florida, to Brownsville, Texas. The waterwa ...
,
Harvey Harvey, Harveys or Harvey's may refer to: Arts, entertainment, and media * ''Harvey'' (play), a 1944 play by Mary Chase about a man befriended by an invisible anthropomorphic rabbit * Harvey Awards ("Harveys"), one of the most important awards ...
(near
New Orleans New Orleans ( , ,New Orleans
) * Houma Tunnel, (LA 3040) a two-lane tunnel crossing under the Gulf Intracoastal Waterway in Houma


Maryland

*(three) Baltimore and Potomac Tunnels (B&P Tunnel), twin-track rail tunnels,
Amtrak The National Railroad Passenger Corporation, doing business as Amtrak () , is the national passenger railroad company of the United States. It operates inter-city rail service in 46 of the 48 contiguous U.S. States and nine cities in Canada ...
(formerly Pennsylvania Railroad),
Baltimore Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...
**Gilmor Street Tunnel **Wilson Street Tunnel **John Street Tunnel * Baltimore Harbor Tunnel, twin tunnels, Interstate 895 under Patapsco River,
Baltimore Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...
* Borden Tunnel, abandoned rail tunnel, 1911, 957 feet long,
Western Maryland Railway The Western Maryland Railway was an American Class I railroad (1852–1983) which operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation. The WM beca ...
north of Frostburg, now part of
Great Allegheny Passage The Great Allegheny Passage (GAP) is a rail trail between Pittsburgh, Pennsylvania and Cumberland, Maryland. Together with the C&O Canal towpath, the GAP is part of a route between Pittsburgh and Washington, D.C., that is popular with through ...
rail trail * Brush Tunnel, active tourist rail tunnel and rail trail, 1911,
Western Maryland Scenic Railroad The Western Maryland Scenic Railroad (WMSR) is a heritage railroad based in Cumberland, Maryland, that operates passenger excursion trains and occasional freight trains using both steam and diesel locomotives over ex-Western Maryland Railway (W ...
(formerly
Western Maryland Railway The Western Maryland Railway was an American Class I railroad (1852–1983) which operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation. The WM beca ...
), west of
Corriganville __NOTOC__ Corriganville Movie Ranch was a working film studio and movie ranch for outdoor location shooting, as well as a Western-themed tourist attraction. The ranch, owned by actor and stuntman Ray "Crash" Corrigan, was located in the foothil ...
, also now part of
Great Allegheny Passage The Great Allegheny Passage (GAP) is a rail trail between Pittsburgh, Pennsylvania and Cumberland, Maryland. Together with the C&O Canal towpath, the GAP is part of a route between Pittsburgh and Washington, D.C., that is popular with through ...
rail trail * Dalecarlia Tunnel, abandoned rail tunnel, 1910,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
(formerly Baltimore and Ohio Railroad), underneath
MacArthur Boulevard MacArthur Boulevard may refer to: *MacArthur Boulevard (Washington, D.C.), a road that parallels the C&O Canal in Washington, D.C. and Montgomery County, Maryland *MacArthur Boulevard in Oakland, California, a major boulevard in Oakland and a histo ...
and the
Washington Aqueduct The Washington Aqueduct is an aqueduct that provides the public water supply system serving Washington, D.C., and parts of its suburbs, using water from the Potomac River. One of the first major aqueduct projects in the United States, the Aquedu ...
in Brookmont, now part of
Capital Crescent Trail The Capital Crescent Trail (CCT) is a , shared-use rail trail that runs from Georgetown in Washington, D.C., to Bethesda, Maryland. An extension of the trail from Bethesda to Silver Spring along a route formerly known as the Georgetown Branch ...
rail trail *
Fort McHenry Tunnel The Fort McHenry Tunnel is a four-tube, bi-directional tunnel that carries traffic on Interstate 95 (I-95) underneath the Baltimore Harbor. The lowest point in the Interstate System under water, the tunnel is named for nearby Fort McHenry. T ...
, quad tunnels, Interstate 95 under
Baltimore Harbor Helen Delich Bentley Port of Baltimore is a shipping port along the tidal basins of the three branches of the Patapsco River in Baltimore, Maryland on the upper northwest shore of the Chesapeake Bay. It is the nation's largest port facilities fo ...
,
Baltimore Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...
* Henryton Tunnel, rail tunnel, c. 1850,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
(formerly Baltimore and Ohio Railroad), west of Marriottsville *
Howard Street Tunnel The Baltimore Belt Line was constructed by the Baltimore and Ohio Railroad (B&O) in the early 1890s to connect the railroad's newly constructed line to Philadelphia and New York City/Jersey City with the rest of the railroad at Baltimore, Marylan ...
, rail tunnel, c.1895,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
(formerly Baltimore and Ohio Railroad),
Baltimore Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...
*
Ilchester Tunnel Ilchester is a village and civil parish, situated on the River Yeo or Ivel, five miles north of Yeovil, in the English county of Somerset. Originally a Roman town, and later a market town, Ilchester has a rich medieval history and was a notable ...
, rail tunnel, c. 1903,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
(formerly Baltimore and Ohio Railroad), east of
Ellicott City Ellicott City is an unincorporated community and census-designated place in, and the county seat of, Howard County, Maryland, United States. Part of the Baltimore metropolitan area, its population was 65,834 at the 2010 census, making it the mo ...
*
Jones Falls The Jones Falls is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map , accessed April 1, 2011 stream in Maryland. It is impounded to create Lake Roland before running through the city of Baltim ...
Conduit, water tunnel, built in 1914 to contain
Jones Falls The Jones Falls is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map , accessed April 1, 2011 stream in Maryland. It is impounded to create Lake Roland before running through the city of Baltim ...
(river), from North Howard Street to East Baltimore Street, paralleling
Jones Falls Expressway Interstate 83 (I-83) is an Interstate Highway in the Eastern United States. Its southern terminus is at a signalized intersection with Fayette Street in Baltimore, Maryland; its northern terminus is at I-81 near Harrisburg, Pennsylvania. Mo ...
, in
Baltimore Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...
*
Paw Paw Tunnel The Paw Paw Tunnel is a canal tunnel on the Chesapeake and Ohio Canal (C&O) in Allegany County, Maryland. Located near Paw Paw, West Virginia, it was built to bypass the Paw Paw Bends, a stretch of the Potomac River containing five horseshoe-sha ...
, abandoned canal tunnel, in use 1850–1924, ,
Chesapeake and Ohio Canal The Chesapeake and Ohio Canal, abbreviated as the C&O Canal and occasionally called the "Grand Old Ditch," operated from 1831 until 1924 along the Potomac River between Washington, D.C. and Cumberland, Maryland. It replaced the Potomac Canal, ...
, Allegany County, Maryland, across the
Potomac River The Potomac River () drains the Mid-Atlantic United States, flowing from the Potomac Highlands into Chesapeake Bay. It is long,U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map. Retrieved Augu ...
from
Paw Paw, West Virginia Paw Paw is a town in Morgan County, West Virginia, United States. The population was 410 at the 2020 census. The town is known for the nearby Paw Paw Tunnel. Paw Paw was incorporated by the Circuit Court of Morgan County on April 8, 1891, an ...
, now a rail trail; through same ridge as
Kessler Tunnel Kessler Tunnel is an abandoned railroad tunnel in Allegany County, Maryland, located about east-northeast of Oldtown. It was built by the Western Maryland Railway (WM) in 1906. It was constructed with concrete arch portals and the roof has woo ...
(
Western Maryland Railway The Western Maryland Railway was an American Class I railroad (1852–1983) which operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation. The WM beca ...
) and Graham Tunnel (
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...


* Union Tunnel (Baltimore), Union Tunnel, twin rail tunnels,
Amtrak The National Railroad Passenger Corporation, doing business as Amtrak () , is the national passenger railroad company of the United States. It operates inter-city rail service in 46 of the 48 contiguous U.S. States and nine cities in Canada ...
(formerly Pennsylvania Railroad), under Hoffman Street between Greenmount Avenue and Bond Street,
Baltimore Baltimore ( , locally: or ) is the List of municipalities in Maryland, most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic (United States), Mid-Atlantic, and List of United States cities by popula ...
*(three)
Western Maryland Railway The Western Maryland Railway was an American Class I railroad (1852–1983) which operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation. The WM beca ...
tunnels, abandoned rail tunnels, in use 1906–1975,
Western Maryland Railway The Western Maryland Railway was an American Class I railroad (1852–1983) which operated in Maryland, West Virginia, and Pennsylvania. It was primarily a coal hauling and freight railroad, with a small passenger train operation. The WM beca ...
br>
from east to west: **
Indigo Tunnel Indigo Tunnel is an abandoned railroad tunnel in Allegany County, Maryland, located about east of Little Orleans. Built by the Western Maryland Railway (WM) in 1904 as part of its Cumberland Extension project from Hagerstown west to Cumberla ...
, abandoned rail tunnel, in use c. 1906–1975, northeast of Little Orleans **
Stickpile Tunnel Stickpile Tunnel, also known as Greenridge Tunnel, is an abandoned railroad tunnel in Allegany County, Maryland, located about southwest of Little Orleans. It was built by the Western Maryland Railway (WM) in 1906. It was constructed with concr ...
, abandoned rail tunnel, in use 1906–1975,
Green Ridge State Forest Green Ridge State Forest is a state forest in Western Maryland. Approximately in size, it is situated along Green Ridge and Town Hill in eastern Allegany County. Camping, hiking, biking, fishing, and boating are all permitted in Green Ridge St ...
in Allegany County, between
Little Orleans, Maryland Little Orleans is an unincorporated community and census-designated place (CDP) in Allegany County, Maryland, United States. As of the 2010 census it had a population of 42. Little Orleans is located on the Potomac River at the mouth of Fifteen ...
and
Paw Paw, West Virginia Paw Paw is a town in Morgan County, West Virginia, United States. The population was 410 at the 2020 census. The town is known for the nearby Paw Paw Tunnel. Paw Paw was incorporated by the Circuit Court of Morgan County on April 8, 1891, an ...
**
Kessler Tunnel Kessler Tunnel is an abandoned railroad tunnel in Allegany County, Maryland, located about east-northeast of Oldtown. It was built by the Western Maryland Railway (WM) in 1906. It was constructed with concrete arch portals and the roof has woo ...
, abandoned rail tunnel, in use 1906–1975,
Green Ridge State Forest Green Ridge State Forest is a state forest in Western Maryland. Approximately in size, it is situated along Green Ridge and Town Hill in eastern Allegany County. Camping, hiking, biking, fishing, and boating are all permitted in Green Ridge St ...
in Allegany County, northeast of
Paw Paw, West Virginia Paw Paw is a town in Morgan County, West Virginia, United States. The population was 410 at the 2020 census. The town is known for the nearby Paw Paw Tunnel. Paw Paw was incorporated by the Circuit Court of Morgan County on April 8, 1891, an ...
; through same ridge as Graham Tunnel (
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
) and
Paw Paw Tunnel The Paw Paw Tunnel is a canal tunnel on the Chesapeake and Ohio Canal (C&O) in Allegany County, Maryland. Located near Paw Paw, West Virginia, it was built to bypass the Paw Paw Bends, a stretch of the Potomac River containing five horseshoe-sha ...
(
Chesapeake and Ohio Canal The Chesapeake and Ohio Canal, abbreviated as the C&O Canal and occasionally called the "Grand Old Ditch," operated from 1831 until 1924 along the Potomac River between Washington, D.C. and Cumberland, Maryland. It replaced the Potomac Canal, ...
)


Massachusetts

* Road tunnels connected to the
Big Dig The Central Artery/Tunnel Project (CA/T Project), commonly known as the Big Dig, was a megaproject in Boston that rerouted the Central Artery of Interstate 93 (I-93), the chief highway through the heart of the city, into the 1.5-mile (2.4&n ...
project in
Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...
: ** Callahan Tunnel/ Sumner Tunnel, twin tunnels, State Route 1A, under
Boston Harbor Boston Harbor is a natural harbor and estuary of Massachusetts Bay, and is located adjacent to the city of Boston, Massachusetts. It is home to the Port of Boston, a major shipping facility in the northeastern United States. History ...
*** Callahan Tunnel, State Route 1A northeast-bound only, under
Boston Harbor Boston Harbor is a natural harbor and estuary of Massachusetts Bay, and is located adjacent to the city of Boston, Massachusetts. It is home to the Port of Boston, a major shipping facility in the northeastern United States. History ...
*** Sumner Tunnel, State Route 1A southwest-bound only, under
Boston Harbor Boston Harbor is a natural harbor and estuary of Massachusetts Bay, and is located adjacent to the city of Boston, Massachusetts. It is home to the Port of Boston, a major shipping facility in the northeastern United States. History ...
**
Fort Point Tunnel The Fort Point Channel Tunnel is a tunnel underneath the South Boston Streets and Fort Point Channel. It was built using a casting basin. It was built 1991–1994 in the Big Dig The Central Artery/Tunnel Project (CA/T Project), commonly kno ...
, twin tunnels,
Massachusetts Turnpike The Massachusetts Turnpike (colloquially "Mass Pike" or "the Pike") is a toll highway in the US state of Massachusetts that is maintained by the Massachusetts Department of Transportation (MassDOT). The turnpike begins at the New York state li ...
/ I-90 under
Fort Point Channel Fort Point Channel is a maritime channel separating South Boston from downtown Boston, Massachusetts, feeding into Boston Harbor. The south part of it has been gradually filled in for use by the South Bay rail yard and several highways (specif ...
,
Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...
**
Ted Williams Tunnel The Ted Williams Tunnel is a highway tunnel in Boston, Massachusetts. The third in the city to travel under Boston Harbor, with the Sumner Tunnel and the Callahan Tunnel, it carries the final segment of Interstate 90 (the Massachusetts Turnpik ...
, twin tunnels,
Massachusetts Turnpike The Massachusetts Turnpike (colloquially "Mass Pike" or "the Pike") is a toll highway in the US state of Massachusetts that is maintained by the Massachusetts Department of Transportation (MassDOT). The turnpike begins at the New York state li ...
/ I-90 under
Boston Harbor Boston Harbor is a natural harbor and estuary of Massachusetts Bay, and is located adjacent to the city of Boston, Massachusetts. It is home to the Port of Boston, a major shipping facility in the northeastern United States. History ...
**
Thomas P. O'Neill Jr. Tunnel The Thomas P. "Tip" O'Neill Jr. Tunnel (colloquially O'Neill Tunnel) is a highway tunnel built as part of the Big Dig in Boston, Massachusetts. It carries the Central Artery underneath downtown Boston, and is numbered as Interstate 93 (I-93), U ...
, twin tunnels, 2003,
I-93 Interstate 93 (I-93) is an Interstate Highway in the New England states of Massachusetts, New Hampshire, and Vermont in the United States. Spanning approximately along a north–south axis, it is one of three primary Interstate Highways ...
(in coordination with the
Dewey Square Tunnel The Dewey Square Tunnel in Boston, Massachusetts, is part of Interstate 93 (concurrent with US 1 and Route 3), running under the heart of the city's financial district, including Dewey Square. Built in 1959, it was part of Boston's Central Arte ...
),
Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...
***
Dewey Square Tunnel The Dewey Square Tunnel in Boston, Massachusetts, is part of Interstate 93 (concurrent with US 1 and Route 3), running under the heart of the city's financial district, including Dewey Square. Built in 1959, it was part of Boston's Central Arte ...
, southbound
I-93 Interstate 93 (I-93) is an Interstate Highway in the New England states of Massachusetts, New Hampshire, and Vermont in the United States. Spanning approximately along a north–south axis, it is one of three primary Interstate Highways ...
, southbound portion of the
Thomas P. O'Neill Jr. Tunnel The Thomas P. "Tip" O'Neill Jr. Tunnel (colloquially O'Neill Tunnel) is a highway tunnel built as part of the Big Dig in Boston, Massachusetts. It carries the Central Artery underneath downtown Boston, and is numbered as Interstate 93 (I-93), U ...
,
Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...
*
Massachusetts Bay Transportation Authority The Massachusetts Bay Transportation Authority (abbreviated MBTA and known colloquially as "the T") is the public agency responsible for operating most public transportation services in Greater Boston, Massachusetts. The MBTA transit network in ...
tunnels in the
Greater Boston Greater Boston is the metropolitan region of New England encompassing the municipality of Boston (the capital of the U.S. state of Massachusetts and the most populous city in New England) and its surrounding areas. The region forms the northern a ...
area: ** MBTA Blue Line rail tunnel: ***
East Boston Tunnel The Blue Line is a rapid transit line in the Greater Boston metropolitan area, one of four rapid transit lines operated by the Massachusetts Bay Transportation Authority (MBTA). It runs from Bowdoin station in downtown Boston under Boston Harbo ...
, rail tunnel, between
Airport Station An Airport station or Airport Station may refer to a train station named as such or similarly. For other train stations located at an airport and named otherwise, see list of airport stations. Airport station may refer to: * Aeroport (Moscow Metr ...
and Bowdoin, now part of the MBTA Blue Line **
MBTA Green Line The Green Line is a light rail system run by the Massachusetts Bay Transportation Authority (MBTA) in the Boston, Massachusetts, metropolitan area. It is the oldest MBTA subway line, and with tunnel sections dating from 1897, the oldest subway ...
rail tunnel: ***
Tremont Street Subway The Tremont Street subway in Boston's MBTA subway system is the oldest subway tunnel in North America and the third oldest still in use worldwide to exclusively use electric traction (after the City and South London Railway in 1890, and the Bud ...
, rail tunnel, between
Science Park A science park (also called a "university research park", "technology park”, "technopark", “technopole", or a "science and technology park" (STP)) is defined as being a property-based development that accommodates and fosters the growt ...
and
Boylston Boylston may refer to the following communities: ;Canada * Boylston, Nova Scotia ;United States * Boylston, Massachusetts * Boylston, New York * Boylston, Wisconsin * Boylston Junction, Wisconsin It may also refer to: * Helen Dore Boylston, au ...
, now part of the
MBTA Green Line The Green Line is a light rail system run by the Massachusetts Bay Transportation Authority (MBTA) in the Boston, Massachusetts, metropolitan area. It is the oldest MBTA subway line, and with tunnel sections dating from 1897, the oldest subway ...
**
MBTA Orange Line The Orange Line is a rapid transit line operated by the Massachusetts Bay Transportation Authority (MBTA) as part of the MBTA subway system. The line runs south on the surface from Oak Grove station in Malden, Massachusetts through Malden and ...
rail tunnels, north to south: *** Haymarket North extension, partially tunneled rail line, between
Community College A community college is a type of educational institution. The term can have different meanings in different countries: many community colleges have an "open enrollment" for students who have graduated from high school (also known as senior se ...
and
Haymarket Haymarket may refer to: Places Australia * Haymarket, New South Wales, area of Sydney, Australia Germany * Heumarkt (KVB), transport interchange in Cologne on the site of the Heumarkt (literally: hay market) Russia * Sennaya Square (''Hay Squ ...
,
MBTA Orange Line The Orange Line is a rapid transit line operated by the Massachusetts Bay Transportation Authority (MBTA) as part of the MBTA subway system. The line runs south on the surface from Oak Grove station in Malden, Massachusetts through Malden and ...
*** Washington Street Tunnel, rail tunnel, between
Haymarket Haymarket may refer to: Places Australia * Haymarket, New South Wales, area of Sydney, Australia Germany * Heumarkt (KVB), transport interchange in Cologne on the site of the Heumarkt (literally: hay market) Russia * Sennaya Square (''Hay Squ ...
and Chinatown, now the core of the
MBTA Orange Line The Orange Line is a rapid transit line operated by the Massachusetts Bay Transportation Authority (MBTA) as part of the MBTA subway system. The line runs south on the surface from Oak Grove station in Malden, Massachusetts through Malden and ...
*** Southwest Corridor extension, partially tunneled rail line, between Chinatown and Mass Ave,
MBTA Orange Line The Orange Line is a rapid transit line operated by the Massachusetts Bay Transportation Authority (MBTA) as part of the MBTA subway system. The line runs south on the surface from Oak Grove station in Malden, Massachusetts through Malden and ...
**
MBTA Red Line The Red Line is a rapid transit line operated by the Massachusetts Bay Transportation Authority (MBTA) as part of the MBTA subway system. The line runs south and east underground from Alewife station in North Cambridge through Somerville and Ca ...
rail tunnels, north to south: *** Cambridge tunnel, rail tunnel, between Alewife and
Longfellow Bridge The Longfellow Bridge is a steel rib arch bridge spanning the Charles River to connect Boston's Beacon Hill neighborhood with the Kendall Square area of Cambridge, Massachusetts. The bridge carries Massachusetts Route 3, US Route 3, the MBTA Re ...
, now part of the
MBTA Red Line The Red Line is a rapid transit line operated by the Massachusetts Bay Transportation Authority (MBTA) as part of the MBTA subway system. The line runs south and east underground from Alewife station in North Cambridge through Somerville and Ca ...
*** Dorchester Tunnel, rail tunnel, between
Longfellow Bridge The Longfellow Bridge is a steel rib arch bridge spanning the Charles River to connect Boston's Beacon Hill neighborhood with the Kendall Square area of Cambridge, Massachusetts. The bridge carries Massachusetts Route 3, US Route 3, the MBTA Re ...
and JFK/UMass, now part of the
MBTA Red Line The Red Line is a rapid transit line operated by the Massachusetts Bay Transportation Authority (MBTA) as part of the MBTA subway system. The line runs south and east underground from Alewife station in North Cambridge through Somerville and Ca ...
** MBTA road tunnels, north to south: *** Harvard Bus Tunnel, connects Harvard MBTA station under Harvard Square in
Cambridge Cambridge ( ) is a College town, university city and the county town in Cambridgeshire, England. It is located on the River Cam approximately north of London. As of the 2021 United Kingdom census, the population of Cambridge was 145,700. Cam ...
***
MBTA Silver Line The Silver Line is a system of bus routes in Boston and Chelsea, Massachusetts, operated by the Massachusetts Bay Transportation Authority (MBTA). It is operated as part of the MBTA bus system, but branded as bus rapid transit (BRT) as part ...
, bus tunnel, between
South Station South Station, officially The Governor Michael S. Dukakis Transportation Center at South Station, is the largest railroad station and intercity bus terminal in Greater Boston and New England's second-largest transportation center after Logan In ...
and Silver Line Way under
Fort Point Channel Fort Point Channel is a maritime channel separating South Boston from downtown Boston, Massachusetts, feeding into Boston Harbor. The south part of it has been gradually filled in for use by the South Bay rail yard and several highways (specif ...
*
Hoosac Tunnel The Hoosac Tunnel (also called Hoosic or Hoosick Tunnel) is a active railroad tunnel in western Massachusetts that passes through the Hoosac Range, an extension of Vermont's Green Mountains. It runs in a straight line from its east portal, al ...
, rail tunnel, 1875, 4.75 miles (7.64 km) long,
Pan Am Railways Pan Am Railways, Inc. (PAR) is a subsidiary of CSX Corporation that operates Class II regional railroads covering northern New England from Mattawamkeag, Maine, to Rotterdam Junction, New York. Pan Am Railways is primarily made up of former Cla ...
(formerly Boston and Maine Railroad), through the Berkshire Mountains between North Adams and
Florida, Massachusetts Florida is a town in Berkshire County, Massachusetts, United States. It is part of the Pittsfield, Massachusetts Metropolitan Statistical Area. It is home to the east portal of the Hoosac Tunnel, as well as Whitcomb Summit (elevation ), the highe ...
** The longest active transportation tunnel in North America east of the
Rocky Mountains The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico ...
* Prudential Center Complex tunnel, twin road tunnels and one rail tunnel,
Massachusetts Turnpike The Massachusetts Turnpike (colloquially "Mass Pike" or "the Pike") is a toll highway in the US state of Massachusetts that is maintained by the Massachusetts Department of Transportation (MassDOT). The turnpike begins at the New York state li ...
/ I-90 under Prudential Center Complex,
Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...


Michigan

* Detroit-Windsor Tunnel, road tunnel,
Detroit Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at t ...
to
Windsor, Ontario, Canada Windsor is a city in southwestern Ontario, Canada, on the south bank of the Detroit River directly across from Detroit, Michigan, United States. Geographically located within but administratively independent of Essex County, it is the souther ...
under the
Detroit River The Detroit River flows west and south for from Lake St. Clair to Lake Erie as a strait in the Great Lakes system. The river divides the metropolitan areas of Detroit, Michigan, and Windsor, Ontario—an area collectively referred to as Detro ...
*
Michigan Central Railway Tunnel The Michigan Central Railway Tunnel is a railroad tunnel under the Detroit River connecting Detroit, Michigan, in the United States with Windsor, Ontario, in Canada. The U.S. entrance is south of Porter and Vermont streets near Rosa Parks Bouleva ...
, twin rail tunnels, Canadian Pacific Railway (formerly
Michigan Central Railway The Michigan Central Railroad (reporting mark MC) was originally incorporated in 1846 to establish rail service between Detroit, Michigan, and St. Joseph, Michigan. The railroad later operated in the states of Michigan, Indiana, and Illinois in ...
),
Detroit Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at t ...
to
Windsor, Ontario, Canada Windsor is a city in southwestern Ontario, Canada, on the south bank of the Detroit River directly across from Detroit, Michigan, United States. Geographically located within but administratively independent of Essex County, it is the souther ...
under the
Detroit River The Detroit River flows west and south for from Lake St. Clair to Lake Erie as a strait in the Great Lakes system. The river divides the metropolitan areas of Detroit, Michigan, and Windsor, Ontario—an area collectively referred to as Detro ...
*(two)
St. Clair Tunnel The St. Clair Tunnel is the name for two separate rail tunnels which were built under the St. Clair River between Sarnia, Ontario and Port Huron, Michigan. The original, opened in 1891 and used until it was replaced by a new larger tunnel in 1995, ...
s, rail tunnels,
Port Huron Port Huron is a city in the U.S. state of Michigan and the county seat of St. Clair County. The population was 30,184 at the 2010 census. The city is adjacent to Port Huron Township but is administered separately. Located along the St. Clair ...
to Sarnia, Ontario, Canada under the
St. Clair River The St. Clair River (french: Rivière Sainte-Claire) is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map accessed November 7, 2011 river in central North America which flows from Lake Huron int ...
** original tunnel, 1891, abandoned and sealed c. 1994 ** current tunnel, c.1994, Canadian National Railway * South Washington Avenue Tunnel, twin road tunnels, in
Holland Holland is a geographical regionG. Geerts & H. Heestermans, 1981, ''Groot Woordenboek der Nederlandse Taal. Deel I'', Van Dale Lexicografie, Utrecht, p 1105 and former province on the western coast of the Netherlands. From the 10th to the 16th c ...
, under runway 8/26 at
West Michigan Regional Airport West Michigan Regional Airport , formerly ''Tulip City Airport'', is a public-use airport located two nautical miles (3.7 km) south of the central business district of Holland, a city in Ottawa County and Allegan County, Michigan, United S ...


Minnesota

*
Eastman tunnel The Eastman tunnel, also called the Hennepin Island tunnel, was a underground passage in Saint Anthony, Minnesota, (now Minneapolis) dug beneath the Mississippi River riverbed between 1868 and 1869 to create a tailrace so water-powered business ...
, defunct water tunnel; the tunnel ran downstream from
Nicollet Island Nicollet Island is an island in the Mississippi River just north of Saint Anthony Falls in central Minneapolis, Minnesota. According to the United States Census Bureau the island has a land area of and a 2000 census population of 144 persons. T ...
, beneath Hennepin Island, and exited below St. Anthony Falls;
Minneapolis Minneapolis () is the largest city in Minnesota, United States, and the county seat of Hennepin County. The city is abundant in water, with thirteen lakes, wetlands, the Mississippi River, creeks and waterfalls. Minneapolis has its origins ...
* Ely's Peak Tunnel, abandoned rail tunnel, in use c. 1912–1984,
Duluth, Winnipeg and Pacific Railway The Duluth, Winnipeg and Pacific Railway is a subsidiary railroad of Canadian National Railway (CN) operating in northern Minnesota, United States. A CN system-wide rebranding beginning in 1995 has seen the DWP logo and name largely replaced by ...
, Short Line Park southwest of
Duluth , settlement_type = City , nicknames = Twin Ports (with Superior), Zenith City , motto = , image_skyline = , image_caption = Clockwise from top: urban Duluth skyline; Minnesota ...
, now a rail trail *(four)
Interstate 35 Interstate 35 (I-35) is a major Interstate Highway in the central United States. As with most primary Interstates that end in a five, it is a major cross-country, north–south route. It stretches from Laredo, Texas, near the Mexican border ...
tunnels, short twin tunnels, between downtown
Duluth , settlement_type = City , nicknames = Twin Ports (with Superior), Zenith City , motto = , image_skyline = , image_caption = Clockwise from top: urban Duluth skyline; Minnesota ...
and its end near London Road * Lowry Hill Tunnel, twin tunnels, Interstate 94, near downtown
Minneapolis Minneapolis () is the largest city in Minnesota, United States, and the county seat of Hennepin County. The city is abundant in water, with thirteen lakes, wetlands, the Mississippi River, creeks and waterfalls. Minneapolis has its origins ...
* Portland Tunnel, single 3-lane tunnel carrying eastbound traffic, Interstate 94 near downtown
Minneapolis Minneapolis () is the largest city in Minnesota, United States, and the county seat of Hennepin County. The city is abundant in water, with thirteen lakes, wetlands, the Mississippi River, creeks and waterfalls. Minneapolis has its origins ...
*
METRO Metro, short for metropolitan, may refer to: Geography * Metro (city), a city in Indonesia * A metropolitan area, the populated region including and surrounding an urban center Public transport * Rapid transit, a passenger railway in an urb ...
Blue Line airport tunnels, twin bore light rail tunnels, under Runways 12L/30R and 12R/30L at
Minneapolis–Saint Paul International Airport Minneapolis–Saint Paul International Airport , also less commonly known as Wold-Chamberlain Field, is a joint civil-military public-use international airport located in Fort Snelling Unorganized Territory, Minnesota, United States. Although ...
; Terminal 1–Lindbergh station is midway through the tunnel * Selby Ave Trolley tunnel, two-track, abandoned and sealed, streetcar tunnel, former
Twin City Rapid Transit The Twin City Rapid Transit Company (TCRT), also known as Twin City Lines (TCL), was a transportation company that operated streetcars and buses in the Minneapolis-St. Paul metropolitan area in the U.S. state of Minnesota. Other types of transpo ...
under
Selby Avenue Selby Avenue is a street in Saint Paul, Minnesota, United States, that runs east–west from Summit Avenue (St. Paul), Summit Avenue near downtown toward the Mississippi River. The street runs through the Summit-University and Union Park, Saint Pau ...
and Shelby Hill,
Saint Paul Paul; grc, Παῦλος, translit=Paulos; cop, ⲡⲁⲩⲗⲟⲥ; hbo, פאולוס השליח (previously called Saul of Tarsus;; ar, بولس الطرسوسي; grc, Σαῦλος Ταρσεύς, Saũlos Tarseús; tr, Tarsuslu Pavlus; ...
*Silver Creek Cliff Tunnel, two-lane road tunnel, Highway 61, northeast of Two Harbors *Lafayette Bluff Tunnel, two-lane road tunnel, Highway 61, southwest of Castle Danger


Missouri

*
Lindbergh Boulevard Lindbergh Boulevard, named after the aviator, Charles Lindbergh, is a section of U.S. Route 61 in Missouri, U.S. Routes 61 and U.S. Route 67 in Missouri, 67 that extends through Missouri. Lindbergh Boulevard is home to Missouri's only traffic ...
Tunnel, twin tunnels, 2006,
US Route 67 U.S. Route 67 is a major north–south U.S. highway which extends for 1,560 miles (2,511 km) in the Central United States. The southern terminus of the route is at the United States-Mexico border in Presidio, Texas, where it continues ...
/
Lindbergh Boulevard Lindbergh Boulevard, named after the aviator, Charles Lindbergh, is a section of U.S. Route 61 in Missouri, U.S. Routes 61 and U.S. Route 67 in Missouri, 67 that extends through Missouri. Lindbergh Boulevard is home to Missouri's only traffic ...
under runway 11/29 at St. Louis-Lambert International Airport in Bridgeton, St. Louis County *(four)
Rock Island Railroad The Chicago, Rock Island and Pacific Railroad (CRI&P RW, sometimes called ''Chicago, Rock Island and Pacific Railway'') was an American Class I railroad. It was also known as the Rock Island Line, or, in its final years, The Rock. At the end ...
Tunnels, abandoned rail tunnels, in use 1903/4-1980,
Chicago, Rock Island & Pacific Railroad The Chicago, Rock Island and Pacific Railroad (CRI&P RW, sometimes called ''Chicago, Rock Island and Pacific Railway'') was an American Class I railroad. It was also known as the Rock Island Line, or, in its final years, The Rock. At the end ...
; being developed into a rail trail; from east to west: **
Freeburg Tunnel The Freeburg Tunnel is a railway tunnel in Missouri. Construction on what was then the St. Louis, Kansas City and Colorado Railroad began in 1901. It was completed in 1903 by the Chicago, Rock Island and Pacific Railroad, and abandoned in 1980. ...
/Rock Island Tunnel # 1, abandoned rail tunnel, in use 1903–1980,
Chicago, Rock Island & Pacific Railroad The Chicago, Rock Island and Pacific Railroad (CRI&P RW, sometimes called ''Chicago, Rock Island and Pacific Railway'') was an American Class I railroad. It was also known as the Rock Island Line, or, in its final years, The Rock. At the end ...
, under
US 63 U.S. Route 63 (US 63) is a , north–south United States Highway primarily in the Midwestern and Southern United States. The southern terminus of the route is at Interstate 20 (I-20) in Ruston, Louisiana; the northern terminus is at US&nbs ...
in Freeburg in Osage County; being developed into a rail trail ** Koesltown Tunnel/Argyle Tunnel/Rock Island Tunnel # 2, abandoned rail tunnel, in use 1903–1980,
Chicago, Rock Island & Pacific Railroad The Chicago, Rock Island and Pacific Railroad (CRI&P RW, sometimes called ''Chicago, Rock Island and Pacific Railway'') was an American Class I railroad. It was also known as the Rock Island Line, or, in its final years, The Rock. At the end ...
, under Osage Country Road 541 west of Koeltztown in Osage County; being developed into a rail trail ** Eugene Tunnel/Rock Island Tunnel # 3, abandoned rail tunnel, in use 1903–1980,
Chicago, Rock Island & Pacific Railroad The Chicago, Rock Island and Pacific Railroad (CRI&P RW, sometimes called ''Chicago, Rock Island and Pacific Railway'') was an American Class I railroad. It was also known as the Rock Island Line, or, in its final years, The Rock. At the end ...
, under State Route 17 just south of Eugene; being developed into a rail trail ** Vale Tunnel/Rock Island Tunnel # 4, abandoned rail tunnel, in use 1904–1980,
Chicago, Rock Island & Pacific Railroad The Chicago, Rock Island and Pacific Railroad (CRI&P RW, sometimes called ''Chicago, Rock Island and Pacific Railway'') was an American Class I railroad. It was also known as the Rock Island Line, or, in its final years, The Rock. At the end ...
, under Bannister Road southeast of Raytown, Jackson County; developed into a rail trail


Montana


Nebraska

* Belmont Tunnel; abandoned rail tunnel, currently a road tunnel; in use as a rail tunnel 1889–1992, bypassed 1992; Chicago, Burlington and Quincy Railroad (later BNSF Railway); in
Dawes County Dawes County is a county in the U.S. state of Nebraska. As of the 2010 United States Census, the population was 9,182. Its county seat is Chadron. The county was formed in 1885; it was named for James W. Dawes, the Nebraska Governor at the time ...
between Marsland and
Crawford Crawford may refer to: Places Canada * Crawford Bay Airport, British Columbia * Crawford Lake Conservation Area, Ontario United Kingdom * Crawford, Lancashire, a small village near Rainford, Merseyside, England * Crawford, South Lanarkshire, a ...
; currently a
BNSF BNSF Railway is one of the largest freight railroads in North America. One of seven North American Class I railroads, BNSF has 35,000 employees, of track in 28 states, and nearly 8,000 locomotives. It has three transcontinental routes that ...
service road *(four)
Scotts Bluff National Monument Scotts Bluff National Monument is located west of the City of Gering in western Nebraska, United States. This National Park Service site protects over 3,000 acres of historic overland trail remnants, mixed-grass prairie, rugged badlands, toweri ...
tunnels,
Scotts Bluff National Monument Scotts Bluff National Monument is located west of the City of Gering in western Nebraska, United States. This National Park Service site protects over 3,000 acres of historic overland trail remnants, mixed-grass prairie, rugged badlands, toweri ...
west of Gering in Scotts Bluff County **(three) road tunnels on Summit Road, the road to the top of
Scotts Bluff National Monument Scotts Bluff National Monument is located west of the City of Gering in western Nebraska, United States. This National Park Service site protects over 3,000 acres of historic overland trail remnants, mixed-grass prairie, rugged badlands, toweri ...
**trail tunnel on Saddle Rock Trail, the hiking trail to the top of
Scotts Bluff National Monument Scotts Bluff National Monument is located west of the City of Gering in western Nebraska, United States. This National Park Service site protects over 3,000 acres of historic overland trail remnants, mixed-grass prairie, rugged badlands, toweri ...


Nevada

* Airport Tunnel (Las Vegas), tri tunnels (two road tunnels and one future transit tunnel), under runways 7L/25R and 7R/25L and several taxiways at Las Vegas McCarran International Airport, connecting the Airport Spur Connector (unsigned SR 171) to Paradise Road in
Paradise In religion, paradise is a place of exceptional happiness and delight. Paradisiacal notions are often laden with pastoral imagery, and may be cosmogonical or eschatological or both, often compared to the miseries of human civilization: in parad ...
* Carlin Tunnels, twin rail tunnels and twin road tunnels, between Carlin and Elko ** Carlin Rail Tunnels, twin rail tunnels, 1903,
Union Pacific Railroad The Union Pacific Railroad , legally Union Pacific Railroad Company and often called simply Union Pacific, is a freight-hauling railroad that operates 8,300 locomotives over routes in 23 U.S. states west of Chicago and New Orleans. Union Paci ...
(formerly Central Pacific Railroad and
Western Pacific Railroad The Western Pacific Railroad was a Class I railroad in the United States. It was formed in 1903 as an attempt to break the near-monopoly the Southern Pacific Railroad had on rail service into northern California. WP's Feather River Route dire ...
) ** Carlin Road Tunnel, twin road tunnels, 1975,
I-80 Interstate 80 (I-80) is an east–west transcontinental freeway that crosses the United States from downtown San Francisco, California, to Teaneck, New Jersey, in the New York metropolitan area. The highway was designated in 1956 as one o ...
, Mile Marker 285, 0.27 miles long * Cave Rock Tunnel, twin road tunnels,
US 50 U.S. Route 50 or U.S. Highway 50 (US 50) is a major east–west route of the U.S. Highway system, stretching from Interstate 80 (I-80) in West Sacramento, California, to Maryland Route 528 (MD 528) in Ocean City, Maryland, on the Atlantic ...
, along the eastern shore of Lake Tahoe between Zephyr Cove and Glenbrook, north of Stateline


New Jersey

*
Atlantic City-Brigantine Connector The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the "Old World" of Africa, Europe and ...
Tunnel, twin road tunnels, , joins
Atlantic City Expressway The Atlantic City Expressway, officially numbered, but unsigned, as Route 446 and abbreviated A.C. Expressway, ACE, or ACX, and known locally as the Expressway, is a long toll road in the U.S. state of New Jersey, managed and operated by ...
and the Marina District, Atlantic City * Bergen Arches,
Erie Railroad The Erie Railroad was a railroad that operated in the northeastern United States, originally connecting New York City — more specifically Jersey City, New Jersey, where Erie's Pavonia Terminal, long demolished, used to stand — with Lake Er ...
(abandoned), beneath
Bergen Hill Bergen Hill refers to the lower Hudson Palisades in New Jersey, where they emerge on Bergen Neck, which in turn is the peninsula between the Hackensack and Hudson Rivers, and their bays. In Hudson County, it reaches a height of 260 feet. Rai ...
or lower
New Jersey Palisades The Palisades, also called the New Jersey Palisades or the Hudson River Palisades, are a line of steep cliffs along the west side of the lower Hudson River in Northeastern New Jersey and Southeastern New York in the United States. The cliffs s ...
, Jersey City. Open cut with short tunnels. * Central Jersey Expressway (NJ 29) tunnel, Trenton * Edgewater Tunnel New York, Susquehanna and Western Railroad (abandoned), from Fairview to Edgewater *
Holland Tunnel The Holland Tunnel is a vehicular tunnel under the Hudson River that connects the New York City neighborhood of Hudson Square in Lower Manhattan to the east with Jersey City in New Jersey to the west. The tunnel is operated by the Port Author ...
, beneath
Hudson River The Hudson River is a river that flows from north to south primarily through eastern New York. It originates in the Adirondack Mountains of Upstate New York and flows southward through the Hudson Valley to the New York Harbor between N ...
between Jersey City and
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
*
Downtown Hudson Tubes The Downtown Hudson Tubes (formerly the Cortlandt Street Tunnel) are a pair of tunnels that carry PATH trains under the Hudson River in the United States, between New York City to the east and Jersey City, New Jersey, to the west. The tunnel ...
and
Uptown Hudson Tubes The Uptown Hudson Tubes are a pair of tunnels that carry PATH trains between Manhattan, New York City, to the east and Jersey City, New Jersey, to the west. The tubes originate at a junction of two PATH lines on the New Jersey shore and cross ...
,
Port Authority Trans-Hudson Port Authority Trans-Hudson (PATH) is a rapid transit system in the Gateway Region, northeastern New Jersey cities of Newark, New Jersey, Newark, Harrison, New Jersey, Harrison, Jersey City, New Jersey, Jersey City, and Hoboken, New Jersey, H ...
rail system beneath Hudson River between Jersey City and Manhattan *
Lincoln Tunnel The Lincoln Tunnel is an approximately tunnel under the Hudson River, connecting Weehawken, New Jersey, to the west with Midtown Manhattan in New York City to the east. It carries New Jersey Route 495 on the New Jersey side and unsigned Ne ...
, beneath Hudson River between
Weehawken Weehawken is a township in the northern part of Hudson County, in the U.S. state of New Jersey. It is located largely on the Hudson Palisades overlooking the Hudson River. As of the 2020 United States census, the population was 17,197.
and Manhattan *
Long Dock Tunnel The Long Dock Tunnel is a freight rail tunnel in Jersey City, New Jersey that is part of the North Jersey Shared Assets Area and used by CSX Transportation on the National Docks Secondary. The single track (formerly dual track) tunnel runs thro ...
, former Erie Railroad,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
and Norfolk Southern Railway beneath Bergen Hill or lower New Jersey Palisades, Jersey City * Musconetcong Tunnel, ,
Lehigh Valley Railroad The Lehigh Valley Railroad was a railroad built in the Northeastern United States to haul anthracite coal from the Coal Region in Pennsylvania. The railroad was authorized on April 21, 1846 for freight and transportation of passengers, goods, ...
, West Portal to Pattenburg,
Hunterdon County Hunterdon County is a county located in the western section of the U.S. state of New Jersey. As of the 2020 U.S. census, the county's population was 128,947, making it the state's 18th-most populous county,
*
Newark City Subway The Newark Light Rail (NLR) is a light rail system serving Newark, New Jersey and surrounding areas, operated by New Jersey Transit Bus Operations. The service consists of two segments, the original Newark City Subway (NCS), and the extension t ...
, New Jersey Transit,
Newark Newark most commonly refers to: * Newark, New Jersey, city in the United States * Newark Liberty International Airport, New Jersey; a major air hub in the New York metropolitan area Newark may also refer to: Places Canada * Niagara-on-the ...
*
North River Tunnels The North River Tunnels are a pair of rail tunnels that carry Amtrak and New Jersey Transit passenger lines under the Hudson River between Weehawken, New Jersey, and Pennsylvania Station in Manhattan, New York City, New York. Built between 1904 ...
, former Pennsylvania Railroad (now
Amtrak The National Railroad Passenger Corporation, doing business as Amtrak () , is the national passenger railroad company of the United States. It operates inter-city rail service in 46 of the 48 contiguous U.S. States and nine cities in Canada ...
and
New Jersey Transit New Jersey Transit Corporation, branded as NJ Transit, and often shortened to NJT, is a state-owned public transportation system that serves the U.S. state of New Jersey, along with portions of New York State and Pennsylvania. It operates bu ...
), beneath Hudson River between Weehawken and Manhattan * Oxford Tunnel, Delaware, Lackawanna and Western Railroad (abandoned),
Oxford Oxford () is a city in England. It is the county town and only city of Oxfordshire. In 2020, its population was estimated at 151,584. It is north-west of London, south-east of Birmingham and north-east of Bristol. The city is home to the ...
br>
* Roseville Tunnel, , Delaware, Lackawanna and Western Railroad, near
Andover Andover may refer to: Places Australia *Andover, Tasmania Canada * Andover Parish, New Brunswick * Perth-Andover, New Brunswick United Kingdom * Andover, Hampshire, England ** RAF Andover, a former Royal Air Force station United States * Andove ...
on the Lackawanna Cut-off (abandoned but slated for restored service

*Route 18 Tunnel (northbound only) in New Brunswick, New Jersey, New Brunswick * Vass Gap Tunnel, , Delaware, Lackawanna and Western Railroad (abandoned), Manunka Chunk *
Weehawken Tunnel Weehawken is a township in the northern part of Hudson County, in the U.S. state of New Jersey. It is located largely on the Hudson Palisades overlooking the Hudson River. As of the 2020 United States census, the population was 17,197.
, former
West Shore Railroad The West Shore Railroad was the final name of a railroad that ran from Weehawken, New Jersey, on the west bank of the Hudson River opposite New York City, north to Albany, New York, and then west to Buffalo. It was organized as a competitor ...
, Weehawken. Now used for Hudson-Bergen Light Rail.


New Mexico

* Raton Tunnel, rail tunnel,
BNSF BNSF Railway is one of the largest freight railroads in North America. One of seven North American Class I railroads, BNSF has 35,000 employees, of track in 28 states, and nearly 8,000 locomotives. It has three transcontinental routes that ...
(formerly
Atchison, Topeka and Santa Fe Railway The Atchison, Topeka and Santa Fe Railway , often referred to as the Santa Fe or AT&SF, was one of the larger railroads in the United States. The railroad was chartered in February 1859 to serve the cities of Atchison, Kansas, Atchison and Top ...
), under
Raton Pass Ratón Pass is a 7,834 ft (2,388 m) elevation mountain pass on the Colorado–New Mexico border in the western United States. It is located on the eastern side of the Sangre de Cristo Mountains between Trinidad, Colorado and Raton, New ...
between
Raton, New Mexico Raton ( ) is a city and the county seat of Colfax County in northeastern New Mexico. The city is located just south of Raton Pass. The city is also located about 6.5 miles south of the New Mexico–Colorado border and 85 miles west of Texas. His ...
and
Trinidad, Colorado Trinidad is the home rule municipality that is the county seat and the most populous municipality of Las Animas County, Colorado, United States. The population was 8,329 as of the 2020 census. Trinidad lies north of Raton, New Mexico, and s ...
*(two)
Cumbres and Toltec Scenic Railroad The Cumbres and Toltec Scenic Railroad, often abbreviated as the C&TSRR, is a narrow-gauge heritage railroad that operates on of track between Antonito, Colorado, and Chama, New Mexico, in the United States. The railroad is named for two geogr ...
tunnels, narrow-gauge rail tunnels,
Cumbres and Toltec Scenic Railroad The Cumbres and Toltec Scenic Railroad, often abbreviated as the C&TSRR, is a narrow-gauge heritage railroad that operates on of track between Antonito, Colorado, and Chama, New Mexico, in the United States. The railroad is named for two geogr ...
(formerly Denver and Rio Grande Railway), in
Rio Arriba County, New Mexico Rio Arriba County is a county in the U.S. state of New Mexico. As of the 2010 census, the population was 40,246. Its county seat is Tierra Amarilla. Its northern border is the Colorado state line. Rio Arriba County comprises the Española, N ...
between
Antonito, Colorado Antonito is a Statutory Town located in Conejos County, Colorado, United States. The town population was 647 at the 2020 United States Census. History Antonito began life as a sheep herding camp known as San Antonio Junction, referring to its ...
and
Chama, New Mexico Chama is a village in Rio Arriba County, New Mexico, United States. The population was 1,022 at the 2010 census. The village is located in the Rocky Mountains about south of the Colorado-New Mexico border. Geography Chama is located at (36.8947 ...
, east of
Cumbres Pass Cumbres Pass, elevation , is a mountain pass in the San Juan Mountains in Colorado, United States. The pass is traversed by State Highway 17 and the Cumbres and Toltec Scenic Railroad. The highway has a moderate 5.8% approach on the north side ...
; from east to west: * Cloudcroft Tunnel, Mexican Canyon,
US 82 U.S. Route 82 (US 82) is an east–west United States highway in the Southern United States. Created on July 1, 1931 across central Mississippi and southern Arkansas, US 82 eventually became a 1,625-mile (2,615 km) route extending from ...
, Otero County between
Alamogordo Alamogordo () is the seat of Otero County, New Mexico, United States. A city in the Tularosa Basin of the Chihuahuan Desert, it is bordered on the east by the Sacramento Mountains and to the west by Holloman Air Force Base. The population was ...
and Cloudcroft


New York

New York City Subway tunnels: * Fort George Tunnel,
IRT Broadway–Seventh Avenue Line The IRT Broadway–Seventh Avenue Line (also known as the IRT Seventh Avenue Line or the IRT West Side Line) is a New York City Subway line. It is one of several lines that serves the A Division, stretching from South Ferry in Lower Manhatta ...
(), 2 miles of rock tunnel from 157th Street to
Dyckman Street Dyckman Street ( ), occasionally called West 200th Street, is a street in the Inwood neighborhood of Manhattan, New York City. It is commonly considered to be a crosstown street because it runs from the Hudson River to the Harlem River and inter ...
, the second-longest two-track tunnel in the country (after the Hoosac Tunnel) when completed in 1906. * 14th Street Tunnel,
BMT Canarsie Line The BMT Canarsie Line (sometimes referred to as the 14th Street–Eastern Line) is a rapid transit line of the B Division of the New York City Subway system, named after its terminus in the Canarsie neighborhood of Brooklyn. It is served by the ...
() under East River between
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
and Brooklyn *53rd Street Tunnel, IND Queens Boulevard Line () under East River between
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
and Queens *60th Street Tunnel, BMT Broadway Line () under East River between
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
and Queens *63rd Street Tunnel, IND 63rd Street Line () under East River between
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
and Queens *149th Street Tunnel, IRT Lenox Avenue Line () under Harlem River between
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
and The Bronx *Clark Street Tunnel,
IRT Broadway–Seventh Avenue Line The IRT Broadway–Seventh Avenue Line (also known as the IRT Seventh Avenue Line or the IRT West Side Line) is a New York City Subway line. It is one of several lines that serves the A Division, stretching from South Ferry in Lower Manhatta ...
() under East River between Lower Manhattan and Brooklyn *Concourse Tunnel, IND Concourse Line () under Harlem River between
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
and The Bronx *Cranberry Street Tunnel, IND Eighth Avenue Line () under East River between Lower Manhattan and Brooklyn *Joralemon Street Tunnel, IRT Lexington Avenue Line () under East River between Lower Manhattan and Brooklyn *Montague Street Tunnel, BMT Broadway Line, BMT Nassau Street Line () under East River between Lower Manhattan and Brooklyn *Rutgers Street Tunnel, IND Sixth Avenue Line () under East River between Lower Manhattan and Brooklyn *Steinway Tunnel, IRT Flushing Line () under East River between
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
and Queens Other tunnels in New York City: *Atlantic Avenue tunnels on Long Island Rail Road: **Abandoned Cobble Hill Tunnel under Atlantic Avenue (New York City), Atlantic Avenue, Downtown Brooklyn **Current Atlantic Branch tunnels under Atlantic Avenue (New York City), Atlantic Avenue, Downtown Brooklyn and Queens *Brooklyn-Battery Tunnel, Interstate 478, I-478 under East River/New York Bay between Lower Manhattan and Brooklyn *East River Tunnels,
Amtrak The National Railroad Passenger Corporation, doing business as Amtrak () , is the national passenger railroad company of the United States. It operates inter-city rail service in 46 of the 48 contiguous U.S. States and nine cities in Canada ...
/Long Island Rail Road/Metro-North Railroad under East River between Midtown Manhattan and Queens *First Avenue Tunnel, First Avenue (Manhattan), First Avenue, Midtown Manhattan *
Holland Tunnel The Holland Tunnel is a vehicular tunnel under the Hudson River that connects the New York City neighborhood of Hudson Square in Lower Manhattan to the east with Jersey City in New Jersey to the west. The tunnel is operated by the Port Author ...
, Interstate 78 in New York, I-78 under
Hudson River The Hudson River is a river that flows from north to south primarily through eastern New York. It originates in the Adirondack Mountains of Upstate New York and flows southward through the Hudson Valley to the New York Harbor between N ...
between Jersey City and Lower Manhattan *Hudson Tubes: **
Uptown Hudson Tubes The Uptown Hudson Tubes are a pair of tunnels that carry PATH trains between Manhattan, New York City, to the east and Jersey City, New Jersey, to the west. The tubes originate at a junction of two PATH lines on the New Jersey shore and cross ...
of the
Port Authority Trans-Hudson Port Authority Trans-Hudson (PATH) is a rapid transit system in the Gateway Region, northeastern New Jersey cities of Newark, New Jersey, Newark, Harrison, New Jersey, Harrison, Jersey City, New Jersey, Jersey City, and Hoboken, New Jersey, H ...
(PATH) under
Hudson River The Hudson River is a river that flows from north to south primarily through eastern New York. It originates in the Adirondack Mountains of Upstate New York and flows southward through the Hudson Valley to the New York Harbor between N ...
between Hoboken, New Jersey, Hoboken and Midtown Manhattan **
Downtown Hudson Tubes The Downtown Hudson Tubes (formerly the Cortlandt Street Tunnel) are a pair of tunnels that carry PATH trains under the Hudson River in the United States, between New York City to the east and Jersey City, New Jersey, to the west. The tunnel ...
of the
Port Authority Trans-Hudson Port Authority Trans-Hudson (PATH) is a rapid transit system in the Gateway Region, northeastern New Jersey cities of Newark, New Jersey, Newark, Harrison, New Jersey, Harrison, Jersey City, New Jersey, Jersey City, and Hoboken, New Jersey, H ...
(PATH) under
Hudson River The Hudson River is a river that flows from north to south primarily through eastern New York. It originates in the Adirondack Mountains of Upstate New York and flows southward through the Hudson Valley to the New York Harbor between N ...
between Jersey City and Lower Manhattan *
Lincoln Tunnel The Lincoln Tunnel is an approximately tunnel under the Hudson River, connecting Weehawken, New Jersey, to the west with Midtown Manhattan in New York City to the east. It carries New Jersey Route 495 on the New Jersey side and unsigned Ne ...
, New Jersey Route 495 under
Hudson River The Hudson River is a river that flows from north to south primarily through eastern New York. It originates in the Adirondack Mountains of Upstate New York and flows southward through the Hudson Valley to the New York Harbor between N ...
between
Weehawken Weehawken is a township in the northern part of Hudson County, in the U.S. state of New Jersey. It is located largely on the Hudson Palisades overlooking the Hudson River. As of the 2020 United States census, the population was 17,197.
and Midtown Manhattan *Park Avenue Tunnel (roadway), Park Avenue (Murray Hill) Tunnel, Park Avenue (Manhattan), Park Avenue in Murray Hill, Manhattan *
North River Tunnels The North River Tunnels are a pair of rail tunnels that carry Amtrak and New Jersey Transit passenger lines under the Hudson River between Weehawken, New Jersey, and Pennsylvania Station in Manhattan, New York City, New York. Built between 1904 ...
, Pennsylvania Railroad (now
Amtrak The National Railroad Passenger Corporation, doing business as Amtrak () , is the national passenger railroad company of the United States. It operates inter-city rail service in 46 of the 48 contiguous U.S. States and nine cities in Canada ...
and
New Jersey Transit New Jersey Transit Corporation, branded as NJ Transit, and often shortened to NJT, is a state-owned public transportation system that serves the U.S. state of New Jersey, along with portions of New York State and Pennsylvania. It operates bu ...
) under
Hudson River The Hudson River is a river that flows from north to south primarily through eastern New York. It originates in the Adirondack Mountains of Upstate New York and flows southward through the Hudson Valley to the New York Harbor between N ...
between
Weehawken Weehawken is a township in the northern part of Hudson County, in the U.S. state of New Jersey. It is located largely on the Hudson Palisades overlooking the Hudson River. As of the 2020 United States census, the population was 17,197.
and Midtown Manhattan *Park Avenue Tunnel (railroad), Park Avenue Railroad Tunnel, Metro-North Railroad, Upper East Side,
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
*Queens–Midtown Tunnel, Interstate 495 (New York), I-495 under East River between Midtown Manhattan and Queens *Freedom Tunnel, Riverside Park Tunnel,
Amtrak The National Railroad Passenger Corporation, doing business as Amtrak () , is the national passenger railroad company of the United States. It operates inter-city rail service in 46 of the 48 contiguous U.S. States and nine cities in Canada ...
/Metro-North Railroad,
Manhattan Manhattan (), known regionally as the City, is the most densely populated and geographically smallest of the five boroughs of New York City. The borough is also coextensive with New York County, one of the original counties of the U.S. state ...
Other tunnels in New York State: *New York City water supply system tunnels 1 and 2 *New York City Water Tunnel No. 3 *Otisville Tunnel on
Erie Railroad The Erie Railroad was a railroad that operated in the northeastern United States, originally connecting New York City — more specifically Jersey City, New Jersey, where Erie's Pavonia Terminal, long demolished, used to stand — with Lake Er ...
, Otisville, New York, Otisville, Orange County, New York, Orange County *Shandaken Tunnel, New York City water supply system, between Schoharie Reservoir and Esopus Creek * State Line Tunnel, Canaan, on the Boston and Albany Railroad, Boston and Albany main rail line.


North Carolina

*Beaucatcher Tunnel, 1929, U.S. Route 70 in North Carolina, US 70/Tunnel Road through Beaucatcher Mountain, just east of downtown Asheville, North Carolina, Asheville, *Cowee Tunnel, rail tunnel, Great Smoky Mountains Railroad (formerly Murphy Branch, Western North Carolina Railroad), just northwest of Dillsboro, North Carolina, Dillsboro in Jackson County, North Carolina, Jackson County *Jarrett's Tunnel, McDowell County, North Carolina, McDowell County, *Interstate 40 in North Carolina, I-40 tunnels, 1 westbound, 2 eastbound, near mile marker 6, opened 1968. *Blue Ridge Parkway tunnels from the 1930s, numbering 25


North Dakota

*Cartwright Tunnel, located in McKenzie County, is the first and only railroad tunnel in North Dakota. It was built in 1913 but a train never traveled through it


Ohio

*Lytle Tunnel, tri freeway tunnels, Interstate 71#Ohio, I-71 under Lytle Park Historic District#Lytle Park, Lytle Park, downtown Cincinnati, Ohio, Cincinnati, ; the tri tunnels are side by side, from west to east: **a two-lane Interstate 71#Ohio, I-71 southbound tunnel **a one lane southbound tunnel for the Interstate 71#Ohio, I-71 exit ramp to Downtown/Riverfront/Third Street **a three-lane Interstate 71#Ohio, I-71 northbound tunnel


Oklahoma

*Jenson Tunnel, located in LeFlore County (just southwest of Bonanza, Arkansas), is the first and only railroad tunnel in Oklahoma. It was built through Backbone Mountain during the mid 1880s in Indian Territory by the Fort Smith & Southern Railway. It is still in operation today, primarily used by the Kansas City Southern Railroad


Oregon

*Many unnamed, numbered railroad tunnels exist within Oregon.


Pennsylvania


Puerto Rico

*Minillas Tunnel, twin tunnels, Puerto Rico Highway 22, Santurce, San Juan, Puerto Rico, Santurce, San Juan, Puerto Rico, San Juan *Tren Urbano, automated subway section between Universidad station (Puerto Rico), Universidad and Río Piedras station, Río Piedras. *Túnel Vicente Morales Lebrón, Puerto Rico Highway 53, Emajagua, Maunabo, Puerto Rico, Maunabo


Rhode Island

*East Side Railroad Tunnel, abandoned and sealed rail tunnel, , between Gano Street and Benefit Street under College Hill, Providence, Rhode Island, College Hill, in Providence, Rhode Island, Providence *East Side Trolley Tunnel, transit bus tunnel (converted from trolley use), 1914, , between North Mail Street and Thayer Street under College Hill, Providence, Rhode Island, College Hill, in Providence, Rhode Island, Providence


South Carolina

*Stumphouse Mountain Tunnel, never completed rail tunnel, Blue Ridge and Atlantic Railroad, northwest of Walhalla, South Carolina, Walhalla


Tennessee

*Cowan Tunnel/Cumberland Mountain Tunnel, rail tunnel, 1853, CSX Railroad (originally Nashville and Chattanooga Railroad), , east of Cowan, Tennessee, Cowan *
Cumberland Gap Tunnel The Cumberland Gap Tunnel is a dual-bore, four lane vehicular tunnel that carries U.S. Route 25E under Cumberland Gap National Historical Park near the intersection of Kentucky, Tennessee, and Virginia. The tunnel consists of two separate bo ...
, twin tunnels, US 25E, under
Cumberland Gap National Historical Park The Cumberland Gap National Historical Park is a United States National Historical Park located at the border between Kentucky, Tennessee, and Virginia, centered on the Cumberland Gap, a natural break in the Appalachian Mountains. The park lies ...
, between
Harrogate, Tennessee Harrogate is the largest city in Claiborne County, Tennessee, United States. It is adjacent to Cumberland Gap National Historical Park. The community has been known as "Harrogate" since the 19th century, but did not incorporate by that name un ...
and
Middlesboro, Kentucky Middlesboro ()Rennick, Robert. ''Kentucky Place Names'', University Press of Kentucky (Lexington), 1987p. 196 Accessed 26 August 2013. is a home rule-class city in Bell County, Kentucky, United States. The population was 10,334 at the 2010 U.S ...
*U.S. Highway 441 Tunnel Northbound, between Gatlinburg and Pigeon Forge and 2 more tunnels in Great Smoky Mountains National Park on Highway 441 between Gatlinburg and Cherokee *Bachmann Tubes, which carry Ringgold Road through Missionary Ridge from Chattanooga into the neighboring town of East Ridge, Tennessee, East Ridge. *Missionary Ridge Tunnels (also unofficially known as McCallie Tunnels), which carry McCallie and Bailey Avenues through Missionary Ridge where the route continues as Brainerd Road. *Wilcox Tunnel, which carries Wilcox Boulevard through Missionary Ridge and connects to Shallowford Road. *Whiteside Tunnel (Missionary Ridge Railroad Tunnel) carries the Tennessee Valley Railroad Museum trains between East Chattanooga and Grand Junction. Construction of the tunnel was started by the Chattanooga, Harrison, Georgetown and Charleston Railroad which went bankrupt before the work was completed. The tunnel was completed by the East Tennessee and Georgia Railroad as part of their Chattanooga Branch. The railroad named the tunnel after Col. James A. Whiteside-a well known Chattanoogan and major stockholder of the East Tennessee and Georgia Railroad.


Texas

*Addison Airport Toll Tunnel, Keller Springs Road under Addison Airport, Addison, Texas, Addison *DART Light Rail, DART tunnel, twin light-rail tunnels, 3.5 miles long, between Pearl/Arts District Station and Mockingbird Station, Dallas, Texas, Dallas *Dallas Pedestrian Network, pedestrian tunnels, downtown Dallas, Texas, Dallas *Dead Mans Curve, tunnel, Park Route 12, Big Bend National Park *East R.L. Thornton Freeway (Interstate 30#Texas, Interstate 30), four tunnels under Hotel Street and four railroad lines between Interstate 35E (Texas), Stemmons Freeway (I-35E) and Botham Jean Boulevard in downtown Dallas *(two) Houston Ship Channel tunnels, road tunnels; from east to west: **Baytown Tunnel, abandoned road tunnel, between Baytown, Texas, Baytown and La Porte, Texas, La Porte, demolished by 1998 **Washburn Tunnel, under Houston Ship Channel/Buffalo Bayou, between Galena Park, Texas, Galena Park and Pasadena, Texas, Pasadena, east of Houston, Texas, Houston *Houston tunnel system, pedestrian tunnels, downtown Houston, Texas, Houston *Judge Alfred Hernandez Tunnel, Main Street between Naylor and Burnett Streets north of downtown Houston *Memorial Drive (Houston), Memorial Drive, new Wildlife crossing, wildlife tunnels thru Memorial Park, Houston, Memorial Park in Houston, Texas, Houston (opened in March 2022) *Navigation Boulevard, under Commerce Street and four railroad lines east of downtown Houston *Santa Fe Terminal Complex, abandoned rail tunnels, downtown Dallas, Texas, Dallas]

*South R.L. Thornton Freeway (Interstate 35E (Texas), Interstate 35E), cut-and-cover tunnel between Ewing and Marsalis Avenues in the Oak Cliff neighborhood southwest of downtown Dallas; Southern Gateway Deck Park (currently under construction) will cover the freeway *Spring Valley Road, under U.S. Route 75 in Texas, Central Expressway (US 75) in Richardson, Texas, Richardson *Tandy Center Subway, abandoned light rail tunnel, operated 1963–2002, Fort Worth, Texas, Fort Worth *Woodall Rodgers Freeway (Texas State Highway Spur 366, Spur 366), cut-and-cover tunnel between Saint Paul and Pearl Streets in downtown Dallas (Klyde Warren Park covers the freeway)


Utah

*Red Canyon Tunnel on Utah State Route 12, SR-12 *Twin tunnel on U.S. Route 189, US 189 in Provo Canyon *Zion – Mount Carmel Highway tunnels, 1930, and long


Vermont

*two New England Central Railroad tunnels, rail tunnels; from south to north: **Bellows Falls Tunnel, 1851, formerly Vermont Valley Railroad, Bellows Falls, Vermont, Bellows Falls **Burlington Tunnel, 1861, formerly Central Vermont Railway, Burlington, Vermont, Burlington *Middlebury Tunnel, proposed rail tunnel under Main Street and Merchants Row, Vermont Railway, Middlebury, Vermont, Middlebury


Virginia

*Bee Rock Tunnel, Appalachia, Virginia, Appalachia *Big Walker Mountain Tunnel, Interstate 77 south of Bland, Virginia, Bland *Blue Ridge Tunnel - - Chesapeake and Ohio Railway (now Buckingham Branch Railroad), Rockfish Gap *Brookville Tunnel - - Chesapeake and Ohio Railway near Greenwood, Albemarle County, Virginia, Greenwood, demolished *Chesapeake Bay Bridge-Tunnel, U.S. Route 13 in Virginia, US 13 beneath Chesapeake Bay between Virginia Beach and Northampton County, Virginia, Northampton County *Church Hill Tunnel - - Chesapeake and Ohio Railway, Richmond, Virginia, Richmond, abandoned *Colonial Parkway tunnel beneath Colonial Williamsburg historic district, Williamsburg, Virginia, Williamsburg *Downtown Tunnel, Interstate 264 (Virginia), Interstate 264 beneath Elizabeth River (Virginia), Elizabeth River between Portsmouth, Virginia, Portsmouth and Norfolk, Virginia, Norfolk *East River Mountain Tunnel, twin tunnels, Interstate 77 in Virginia, I-77, between Bland County, Virginia and Mercer County, West Virginia *Greenwood Tunnel - - Chesapeake and Ohio Railway near Greenwood, Albemarle County, Virginia, Greenwood, abandoned *Hampton Roads Bridge-Tunnel, Interstate 64 beneath Hampton Roads between Hampton, Virginia, Hampton and Norfolk, Virginia, Norfolk *Marys Rock Tunnel, 1932, , mile marker 32.2 on Skyline Drive, Shenandoah National Park, south of US 211 *Midtown Tunnel (Virginia), Midtown Tunnel, U.S. Route 58, US 58 beneath Elizabeth River (Virginia), Elizabeth River between Portsmouth, Virginia, Portsmouth and Norfolk, Virginia, Norfolk *Monitor-Merrimac Memorial Bridge-Tunnel, Interstate 664 beneath Hampton Roads between Newport News, Virginia, Newport News and Suffolk, Virginia, Suffolk *Natural Tunnel State Park, Natural Tunnel, Norfolk Southern Railway near Duffield, Virginia, Duffield, actually a naturally formed cave used as a railroad tunnel *Pedestrian tunnel beneath Henry G. Shirley Memorial Highway, Shirley Highway (I-395) between Army Navy Drive and The Pentagon, Pentagon south parking lot, Arlington, Virginia, Arlington


Washington

*Beacon Hill tunnel (Seattle), Beacon Hill tunnel, Link light rail, Seattle *Cascade Tunnel, BNSF Railway, near Stevens Pass *Downtown Seattle Transit Tunnel, Link light rail (and formerly buses), Downtown Seattle *Great Northern Tunnel, BNSF Railway, Seattle *State Route 99 Tunnel, Washington State Route 99, Downtown Seattle *Mount Baker Tunnel, twin tunnels, Interstate 90 and Link light rail, Seattle *Northgate Link tunnel, Link light rail, Seattle *Snoqualmie Tunnel, formerly Chicago, Milwaukee, St. Paul and Pacific Railroad, now rail-trail, near Snoqualmie Pass *Stampede Tunnel, BNSF Railway, near Easton, Washington, Easton *University Link tunnel, Link light rail, Seattle


West Virginia

*(two) John Henry (folklore)#Big Bend Tunnel, Big Bend Tunnels, rail tunnels,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
(formerly Chesapeake and Ohio Railway), just west of Talcott, West Virginia, Talcott **Great Bend Tunnel, abandoned rail tunnel, in use 1873–1974, , Chesapeake and Ohio Railway **Big Bend Tunnel, active rail tunnel, 1932, *Board Tree Tunnel, abandoned rail tunnel, 1858, , Baltimore and Ohio Railroad, north of Littleton, West Virginia, Littleton *(four) Magnolia Cutoff Tunnels, twin-track rail tunnel, 1914,
CSX CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. The railroad operates approximately 21,000 route miles () of track. ...
(formerly Baltimore and Ohio Railroad), northeast of Paw Paw, West Virginia, Paw Paw, one in
Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...
; from northeast to southwest: **Randolph Tunnel, , northeast of Hansrote, West Virginia, Hansrote **Stuart Tunnel, , between Hansrote, West Virginia, Hansrote and Magnolia, West Virginia, Magnolia **( Graham Tunnel, , Allegany County, Maryland; northeast of
Paw Paw, West Virginia Paw Paw is a town in Morgan County, West Virginia, United States. The population was 410 at the 2020 census. The town is known for the nearby Paw Paw Tunnel. Paw Paw was incorporated by the Circuit Court of Morgan County on April 8, 1891, an ...
) **Carothers Tunnel, , just northeast of Paw Paw, West Virginia, Paw Paw *East River Mountain Tunnel, twin tunnels, Interstate 77 in West Virginia, I-77, between Mercer County, West Virginia and Bland County, Virginia *(two) Kingwood Tunnels, rail tunnels, Baltimore and Ohio Railroad, just west of Tunnelton, West Virginia, Tunnelton **abandoned rail tunnel, 1858, , abandoned and sealed 1962 **active rail tunnel, twin tracks, 1912 *Memorial Tunnel, abandoned and bypassed 2-lane road tunnel, , formerly West Virginia Turnpike/Interstate 77 in West Virginia, I-77 *Tunnel No. 1, Baltimore and Ohio Railroad, Wheeling, West Virginia, Wheeling *Wheeling Tunnel, twin tunnels, , Interstate 70 in West Virginia, I-70, Wheeling, West Virginia, Wheeling


Wisconsin

*Mitchell Interchange (three tunnels) in Milwaukee, Wisconsin, Milwaukee **Interstate 43 (northbound only) with first tunnel under Interstate 41 and second tunnel under Interstate 94 in Wisconsin, Interstate 94 **Interstate 41 (northbound only) transition road under Interstate 94 *South Howell Avenue (Wisconsin Highway 38) beneath Runway 7R at Milwaukee Mitchell International Airport in Milwaukee


Wyoming

*Green River Tunnel, twin tunnels, (0.22 miles) long, Interstate 80 in Wyoming, I-80, Green River, Wyoming, Green River Mile Marker 89 There is also a tunnel on Rt 14 west of Cody, Wyoming right by the Cody Reservoir dam. It is around 3,600 feet long.


References

{{Reflist States of the United States transportation-related lists, Tunnels Lists of tunnels in the United States,