Historic Bridges of the U.S. | St. Mary River Bridge

Photo

View From North River Bank Looking East

Photo taken by Historic American Engineering Record

Vicinity map

Map links:

Overview: Three-span concrete arch bridge over St. Mary River on Going-To-The-Sun Road
Location: Glacier National Park, Glacier County, Montana
Status: Open to traffic
History: Built 1934
Design: Closed-spandrel arch
Dimensions: Length of largest span: 52.5 ft.
Total length: 140.1 ft.
Deck width: 24.0 ft.
Approximate latitude, longitude: +48.74944, -113.44417 (decimal degrees)
48°44'58" N, 113°26'39" W (degrees°minutes'seconds")
Approximate UTM coordinates: 12/320339/5402485 (zone/easting/northing)
USGS topographic map: Babb
Inventory number: BH 37039 (Bridgehunter.com ID)
Inspection (as of 08/2007): Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Sufficiency rating: 47.9 (out of 100)
Average daily traffic (as of 2005): 1,000

HAER MT-84 - St. Mary River Bridge, Spanning St. Mary River at Going-to-the-Sun Road, West Glacier, Flathead County, MT
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