Pipestone Pass is a
mountain pass
A mountain pass is a navigable route through a mountain range or over a ridge. Since many of the world's mountain ranges have presented formidable barriers to travel, passes have played a key role in trade, war, and both Human migration, human a ...
in 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 in ...
of
Montana
Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columbi ...
in the
United States
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 territorie ...
. It sits on the
Continental Divide
A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...
in
Silver Bow County, Montana
Silver Bow County is a county in the U.S. state Montana. As of the 2020 census, the population was 35,133. Its county seat is Butte. In 1977, the city and county governments consolidated to form the single entity of Butte-Silver Bow. Additional ...
, south of
Butte, Montana
Butte ( ) is a consolidated city-county and the county seat of Silver Bow County, Montana, United States. In 1977, the city and county governments consolidated to form the sole entity of Butte-Silver Bow. The city covers , and, according to the ...
, in
Beaverhead-Deerlodge National Forest, at an elevation of .
History
The
Chicago, Milwaukee, St. Paul and Pacific Railroad
The Chicago, Milwaukee, St. Paul and Pacific Railroad (CMStP&P), often referred to as the "Milwaukee Road" , was a Class I railroad that operated in the Midwest and Northwest of the United States from 1847 until 1986.
The company experience ...
(commonly known as the
Milwaukee Road
The Chicago, Milwaukee, St. Paul and Pacific Railroad (CMStP&P), often referred to as the "Milwaukee Road" , was a Class I railroad that operated in the Midwestern United States, Midwest and Pacific Northwest, Northwest of the United States fr ...
) used the pass for its crossing of the Continental Divide on its mainline between
Chicago, Illinois
(''City in a Garden''); I Will
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and the
Pacific Northwest
The Pacific Northwest (sometimes Cascadia, or simply abbreviated as PNW) is a geographic region in western North America bounded by its coastal waters of the Pacific Ocean to the west and, loosely, by the Rocky Mountains to the east. Though ...
. The line was built as part of the Milwaukee Road's Pacific Extension, which was completed in 1909. The railroad line cut under the pass via the 2,290 ft Pipestone Pass Tunnel at an elevation of 6,347 ft (1,935 m). The line was electrified in 1915 and served the Milwaukee Road's premium transcontinental passenger train, the ''Olympian'' (later the ''
Olympian Hiawatha
The ''Olympian'' and its successor the ''Olympian Hiawatha'' were passenger trains operated by the Chicago, Milwaukee, St. Paul and Pacific Railroad (the "Milwaukee Road") between Chicago and the Pacific Northwest. The ''Olympian'' operated fro ...
''). A poor competitive position against the rival
Burlington Northern Railroad
The Burlington Northern Railroad was a United States-based railroad company formed from a Mergers and acquisitions, merger of four major U.S. railroads. Burlington Northern operated between 1970 and 1996.
Its historical lineage begins in the e ...
and substantial losses caused the Milwaukee Road to abandon the line in 1980.
Pipestone Pass was also used (without a tunnel) as the Continental Divide crossing for
U.S. Highway 10
U.S. Route 10 or U.S. Highway 10 (US 10) is an east–west United States highway located in the Midwest and Great Lakes regions of the United States. Unlike most U.S. routes with "0" as the last digit of its route number, US 10 ...
, dating from 1926. This road is now designated as
Montana Highway 2
Montana Highway 2 (MT 2) is a state highway in the southern part of the U.S. state of Montana. It extends from Interstate 15 (I-15) and I-90 in Butte to I-90 in Three Forks. Previously, this roadway was a part of U.S. Route&nb ...
and known locally as "The Harding Way", the name being coined in honor of President
Warren G. Harding
Warren Gamaliel Harding (November 2, 1865 – August 2, 1923) was the 29th president of the United States, serving from 1921 until his death in 1923. A member of the Republican Party, he was one of the most popular sitting U.S. presidents. A ...
on the occasion of his visit to Butte.
A trail running race currently takes place annually on the
Continental Divide Trail
The Continental Divide National Scenic Trail (in short Continental Divide Trail (CDT)) is a United States National Scenic Trail with a length measured by the Continental Divide Trail Coalition of between the U.S. border with Chihuahua, Mexico a ...
between Pipestone Pass and
Homestake Pass
Homestake Pass is a mountain pass in the Rocky Mountains of Montana in the United States. It sits on the Continental Divide on the border between Jefferson County and Silver Bow County, six miles south-southeast of Butte in Beaverhead-Deerlod ...
. Hosted by Butte's Piss and Moan Running Club, the Wulfman CDT 14k is held on the Saturday closest to the
Summer solstice
The summer solstice, also called the estival solstice or midsummer, occurs when one of Earth's poles has its maximum tilt toward the Sun. It happens twice yearly, once in each hemisphere ( Northern and Southern). For that hemisphere, the summer ...
.
See also
*
Mountain passes in Montana
{{Montana
Mountain passes of Montana
Great Divide of North America
Landforms of Silver Bow County, Montana
Rail mountain passes of the United States