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 . The bridge has three Pratt deck trusses, each in length, and three Parker pony trusses, also long, with the balance of the bridge length in steel girder truss spans. The bridge is 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 External links Road bridges on the National Register of Historic Places in Arkansas Transportation in Lawrence County, Arkansas U.S. Route 62 Historic American Engineering Record in Arkansas National Register of Historic Places in Lawrence County, Arkansas Bridges of the United States Numbered Highway System Steel bridges in the United States Parker truss bridges in the United States