The Scenic Bridge crossing
Clark Fork River about east of
Tarkio in
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 ...
, was built in 1928. It is located at Milepost 0 on Old
U.S. Route 10 West. The bridge has also been denoted 24MN304 and MDT No. L31012000+08.
[ It was listed on the ]National Register of Historic Places
The National Register of Historic Places (NRHP) is the United States federal government's official list of districts, sites, buildings, structures and objects deemed worthy of preservation for their historical significance or "great artistic v ...
in 2010.[
The bridge is a riveted ]Pratt
Pratt is an English surname. Notable people with the surname include:
A–F
* Abner Pratt (1801–1863), American diplomat, jurist, politician, lawyer
* Al Pratt (baseball) (1847–1937), American baseball player
* Andy Pratt (baseball) (bor ...
deck truss bridge constructed in 1928. It has three main spans upon reinforced concrete abutments and piers. The bridge is long in total, with four approach spans, two deck truss spans, and a deck truss main span. It is wide, supporting a roadway.
This Pratt deck truss design is visually pleasing and rare. It was chosen by state staff for relatively rare circumstances during 1928 to 1932, after which a version of a Warren truss
Warren Errol Truss, (born 8 October 1948) is a former Australian politician who served as the 16th Deputy Prime Minister of Australia and Minister for Infrastructure and Regional Development in the Abbott Government and the Turnbull Governm ...
design was used.[
]
See also
* List of bridges documented by the Historic American Engineering Record in Montana
* List of bridges on the National Register of Historic Places in Montana
References
External links
*
Road bridges on the National Register of Historic Places in Montana
Bridges completed in 1928
Steel bridges in the United States
Pratt truss bridges in the United States
Historic American Engineering Record in Montana
National Register of Historic Places in Mineral County, Montana
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