Keystone Bridge Co.
of Pittsburgh, Pennsylvania
View Exhibit map
Aden Road Bridge (Prince William County, Virginia)
Built 1882Through truss bridge over Southern Railroad on Aden Road in NokesvilleOpen to traffic
Blevins Bridge (Carter County, Tennessee)
Built 1889Pin-connected Pratt through truss bridge over Doe River on Old Tweetsie RailroadOpen to single-lane traffic
Brown Street Bridge (Crawford County, Pennsylvania)
Built 1899Lost through truss bridge over Oil Creek on Brown StreetReplaced by new bridge
CSX White River Bridge (Marion County, Indiana)
Built 1886Through truss bridge over White River in IndianapolisOpen to traffic
Fairground Street Bridge (Warren County, Mississippi)
Built 1895Abandoned Pratt through truss over Illinois Central Railroad on Fairground St; one span was approach span Dubuque RR Bridge (1868 bridge) shortened by 1 panel (approx. 12 ft). 2nd span was also a RR bridge of unknown origin - shortened by 13.5 ft.Abandoned
Frisco Bridge (Shelby County, Tennessee)
Built 1892Cantilevered through truss railroad bridge over the Mississippi River at MemphisOpen to railroad traffic
Keystone Bridge (Park County, Colorado)
Built ca. 1870Wrought-iron through truss bridge over North Fork South Platte River at BaileyOpen to pedestrians only
Lemont Rail Bridge (Cook County, Illinois)
Built 1898Swing through truss bridge over Chicago Sanitary and Ship Canal on BNSF Railroad in LemontOpen to traffic
Oak Ridge Railroad Overpass (Nelson County, Virginia)
Built 1882Pratt through truss bridge over Norfolk Southern Railway on Wilson Road (Route 653)Open to traffic
Old Keokuk Bridge (Lee County, Iowa)
Built 1871Lost Through truss bridge over Mississippi River on Railroad/RoadReplaced by a new bridge
Pine Creek Park Bridge (Fairfield County, Connecticut)
Built ca 1870-72Pratt pony truss bridge over Pine Creek on a pedestrian path in Pine Creek ParkOpen to pedestrians
Riverside Avenue Bridge (Fairfield County, Connecticut)
Built 1871Whipple through truss bridge over Northeast Corridor (Metro North Railroad) on Riverside AvenueOpen to traffic
Santa Fe Railroad S&S Canal Bridge (Cook County, Illinois)
Substructure, 1898Two track Pratt through truss bridge over Sanitary & Ship Canal on BNSF (former Santa Fe) RailroadOpen to traffic
Smith Avenue High Bridge (Ramsey County, Minnesota)
Built 1889Lost deck truss bridge over Mississippi River and Canadian Pacific Railway on MN 149 at St. PaulReplaced by new bridge
Spottsville Railroad Bridge (Henderson County, Kentucky)
Built 1926Through truss swing bridge over Green River on CSX Railroad (formerly L&N Railroad)Open to traffic
Valley Road Bridge (York County, Pennsylvania)
Fabricator, 1870Wrought iron pony truss bridge over Valley Road on the Stewartstown RailroadIntact, but out of service since 2004
White Water Creek Bridge (Dubuque County, Iowa)
Built 1872Through truss bridge over White Water Creek on Whitewater DriveReplaced by a new bridge; Truss bridge relocated to a park in Dubuque
Windsor Harbor Bridge (Jefferson County, Missouri)
Built 1874Wrought-iron through truss over Rock Creek on Windsor Harbor Road in KimmswickOpen to pedestrians only