New Hampshire Route 175 (NH 175) is a

state highway A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...

in the U.S. state of

New Hampshire New Hampshire is a U.S. state, state in the New England region of the northeastern United States. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the east, and the Canadian province of Quebec t ...

. The highway runs north from an intersection in

Holderness Holderness is an area of the East Riding of Yorkshire, on the north-east coast of England. An area of rich agricultural land, Holderness was marshland until it was drained in the Middle Ages. Topographically, Holderness has more in common wit ...

with

U.S. Route 3 U.S. Route 3 (US 3) is a United States highway running from Cambridge, Massachusetts, through New Hampshire, to the Canada–US border near Third Connecticut Lake, where it connects to Quebec Route 257. Massachusetts Route 3 connects to ...

and

New Hampshire Route 25 New Hampshire Route 25 is a long east–west state highway in New Hampshire. It runs completely across the state from Vermont to Maine. The western terminus of Route 25 is at the Vermont state line on the Connecticut River in Piermont, where the ...

to an intersection with US 3 in

Woodstock Woodstock Music and Art Fair, commonly referred to as Woodstock, was a music festival held during August 15–18, 1969, on Max Yasgur's dairy farm in Bethel, New York, United States, southwest of the town of Woodstock, New York, Woodstock. ...

. NH 175 is a minor highway that parallels US 3 and

Interstate 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 ...

through the valley of the

Pemigewasset River The Pemigewasset River , known locally as "The Pemi", is a river in the state of New Hampshire, the United States. It is in length and (with its tributaries) drains approximately . The name "Pemigewasset" comes from the Abenaki word ''bemijijoase ...

. NH 175 has a secondary spur road, NH 175A, which connects it to downtown

Plymouth Plymouth () is a port city and unitary authority in South West England. It is located on the south coast of Devon, approximately south-west of Exeter and south-west of London. It is bordered by Cornwall to the west and south-west. Plymouth ...

Route description

NH 175 begins at an intersection with US 3 and NH 25 (Daniel Webster Highway) at

Little Squam Lake Little Squam Lake is a water body located in Grafton County in the Lakes Region of central New Hampshire, United States, in the towns of Holderness and Ashland. The lake connects upstream via a short channel to Squam Lake in Holderness. The ...

in the town of Holderness. The state highway heads north and then west through a hilly area where it briefly passes through the town of Ashland before returning to Holderness. NH 175 enters the valley of the Pemigewasset River and passes by the historic Trinity Church and near the

Holderness School , established = 1879 , type = Private high school , locale = , religion = Episcopal , image = , grades =9-12, PG , head_name = Headmaster , head = R. Phillip Peck , city = Holderness , state = New Hampshire , country = USA , students ...

and the Chapel of the Holy Cross. North of the school and churches, the highway meets the eastern end of its spur into Plymouth and

Plymouth State University Plymouth State University (PSU), formerly Plymouth State College, is a public university in the towns of Plymouth and Holderness, New Hampshire. As of fall 2020, Plymouth State University enrolls 4,491 students (3,739 undergraduate students an ...

, NH 175A. NH 175 continues north parallel to the river and I-93 and US 3, which follow the opposite, right bank of the river, into the town of Campton. The highway crosses the

Beebe River The Beebe River is a river located in the White Mountains of New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed. The Beebe River begins at Black Mountain Pond on the southern ...

and parallels the Mad River to its bridge over the river immediately to the south of the highway's junction with NH 49. NH 175 passes through the town of Thornton and its name becomes Eastside Road on entering the town of Woodstock. The highway passes under I-93, has two crossings of the Pemigewasset River, and intersects Tripoli Road, which has a

diamond interchange A diamond interchange is a common type of road junction, used where a controlled-access highway crosses a minor road. Design The freeway itself is grade-separated from the minor road, one crossing the other over a bridge. Approaching the ...

with I-93 immediately to the east. NH 175 has an oblique grade crossing of the Hobo Railroad before crossing the river a third time on a

truss bridge A truss bridge is a bridge whose load-bearing superstructure is composed of a truss, a structure of connected elements, usually forming triangular units. The connected elements (typically straight) may be stressed from tension, compression, or ...

and reaching its northern terminus at US 3 (Daniel Webster Highway) just south of the community of North Woodstock.

Major intersections

Suffixed route

New Hampshire Route 175A (NH 175A) is a

spur route A spur route is a short road forming a branch from a longer, more important road such as a freeway, Interstate Highway, or motorway. A bypass or beltway should not be considered a true spur route as it typically reconnects with another or the s ...

of NH 175 in the towns of Plymouth and Holderness. The highway begins as the east leg of a

roundabout A roundabout is a type of circular intersection or junction in which road traffic is permitted to flow in one direction around a central island, and priority is typically given to traffic already in the junction.''The New Shorter Oxford En ...

in downtown Plymouth, which is dominated by the campus of

. The north and south legs of the roundabout consist of Main Street, which carries US 3 and NH 25; the west leg is town-maintained High Street. NH 175A has a grade crossing of a railroad and crosses over the Pemigewasset River into Holderness. The highway passes through the athletic complex of the university before reaching its four-ramp

partial cloverleaf A partial cloverleaf interchange or parclo is a modification of a cloverleaf interchange. The design has been well received, and has since become one of the most popular freeway-to-arterial interchange designs in North America. It has also bee ...

interchange with I-93. East of I-93, NH 175A has its eastern terminus at NH 175.

References

External links

{{Attached KML
New Hampshire State Route 175
on

Flickr Flickr ( ; ) is an American image hosting and video hosting service, as well as an online community, founded in Canada and headquartered in the United States. It was created by Ludicorp in 2004 and was a popular way for amateur and professional ...

New Hampshire State Route 175A
on Flickr 175 Transportation in Grafton County, New Hampshire