Topock, Arizona

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BNSF - Oatman Highway Overpass (Mohave County, Arizona)
Deck plate girder bridge over Oatman-Topock Highway on BNSF Railway
Open to traffic

BNSF - Topock Bridge (San Bernardino County, California)
Built 1945
Warren deck truss bridge over Colorado River on BNSF RR
Open to traffic

California-Arizona Interstate Bridge (Mohave County, Arizona)
Built 1966 to replace previous Red Rock Bridge
Deck plate girder bridge over Colorado River on Interstate 40
Open to traffic

Old Trails Arch Bridge (San Bernardino County, California)
Completed Feb. 20, 1916; traffic diverted May 21, 1947; bridge converted to carry natural gas pipeline
Steel arch bridge over Colorado River carrying a pipeline (formerly carried US 66)
Open to authorized vehicles only

Red Rock Bridge (San Bernardino County, California)
Built in 1890 as RR bridge, converted to car bridge 1947, Replaced 1966, Demolished 1978.
Lost Through truss bridge over Colorado River on US 66
Replaced by new I-40 bridge