St. Louis-San Francisco Overpass
The St. Louis-San Francisco Overpass is a pony and deck truss bridge built in 1937 located in Imboden, Lawrence County, Arkansas. It carries U.S. Route 62 and Arkansas Highway 115 over the Spring River and the former St. Louis-San Francisco Railroad ("Frisco", now BNSF) for 1,049.9 feet (320.0 m). The bridge has three Pratt deck trusses, each 112 feet (34 m) in length, and three Parker pony trusses, also 112 feet (34 m) long, with the balance of the bridge length in steel girder truss spans. The bridge is 24 feet (7.3 m) wide.
The bridge was listed on the National Register of Historic Places in 1990. The bridge is currently open to two-lane traffic. It has a separate pedestrian sidewalk.
See also
- List of bridges documented by the Historic American Engineering Record in Arkansas
- List of bridges on the National Register of Historic Places in Arkansas
- National Register of Historic Places listings in Lawrence County, Arkansas
References
- ^ "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
- ^ "Imboden Bridge". Retrieved June 14, 2010.
- ^ "NRHP nomination for St. Louis-San Francisco Overpass". Arkansas Preservation. Retrieved 2014-12-27.
External links
Media related to Frisco Spring River Bridge at Wikimedia Commons
- Historic American Engineering Record (HAER) No. AR-26, "St. Louis-San Francisco Bridge, Spanning Spring River at U.S. Highway 62, Imboden, Lawrence County, AR", 9 photos, 15 data pages, 1 photo caption page
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