1st Street Bridge[Map] Pony truss bridge over NS RR on 1st Street Intact but closed to all traffic; new bridge parallels
Apollo Bridge (Old)[Map] Lost pony truss bridge over Kiskiminetas River on PA 66 in Apollo Replaced with concrete bridge Built 1937; rehabilitated 1978, replaced in 2003
Apollo Bridge (Older)[Map] Lost Bridge over Kiskiminetas River on Rt 66 Replaced by a new bridge
Ardara Overpass[Map · Street View] Pony truss bridge over Conrail Railroad on PA 4019 (Leger Rd.) Closed to all traffic Built 1902 by American Bridge Co.
Avonmore Bridge[Map · Street View] Through truss bridge over Kiskiminetas River on PA 156 in Avonmore Open to traffic Built 1937; rehabilitated 1985
Bairdstown Bridge[Map · Street View] Through truss bridge over Conemaugh River on PA 2002 in Blairsville Open to traffic Built 1934-1935
Beaver Run Stream Bridge[Map] Concrete arch bridge over Beaver Run Stream on Bell Point Road (TR 811) in Orchard Hills Open to traffic Built 1920
Belle Vernon Bridge[Map · Street View] Cantilevered arch bridge over Monongahela River on I-70 in Speers Open to traffic Built 1951; rehabilitated 1993
Bells Mill Bridge 38-65-01[Map] Wooden covered bridge over Sewickley Creek Open to light auto traffic Built 1850; rehabilitated 1988
Bow Ridge Aqueduct[Map] Lost stone arch aqueduct over Conemaugh River on former Pennsylvania Main Line Canal Demolished Built 1827
Brush Creek Bridge - Manor[Map] Concrete arch bridge over Brush Creek on SR 4012 in Manor Open to traffic Built 1921
Buffenmeyer Road Bridge[Map · Street View] Pony truss bridge over Conrail Mainline on Buffenmeyer Road Open to traffic Built 1906 by the American Bridge Co.; rehabilitated 1994
C.L. Schmitt Bridge[Map · Street View] Three-span through truss bridge over Allegheny River on PA 1038 in New Kensington Open to traffic Built 1927; rehabilitated ca. 1988
Charleroi-Monessen Bridge[Map · Street View] Through truss bridge over Monongahela River on PA 2018 in Charleroi Demolished by PennDOT A Few Minutes Before 9:00 AM EDT, July 11, 2011 Built 1906 by the Mercantile Bridge Co.; rehabilitated 1986; closed 2009
Conemaugh River Bridge[Map · Street View] Steel stringer bridge over Conemaugh River on PA 217 (Walnut Street) Open to traffic Built 1952; rehabilitated 1985
Derry Overhead Bridge[Map] Lost Whipple through truss bridge over Pennsylvania Railroad on PA 217 Replaced by a new bridge Built 1893; Replaced 1965
Donora Webster Bridge[Map · Street View] Through truss bridge over Monongahela River on PA 1022 in Donora and Rostraver Twp Demolished at 10:00am on 1 July, 2015 Built 1906; rehabilitated 1938; closed July 14, 2009; Demolished on 1 July, 2015
Four Mile Run Bridge[Map] Concrete arch bridge over Four Mile Run on TR 880 Open to traffic Built ca. 1920
Four Mile Run Bridge[Map] Lost pony truss bridge over Four Mile Run on TR 499 Replaced by new bridge Replaced 1992
Glenn Fox Road Overpass[Map] Concrete rigid frame bridge over I-76/Pennsylvania Turnpike on TR 541 (Glenn Fox Road) Open to traffic Built 1939; replaced 2008
Greensburg Road Bridge[Map] Lost Pony/through girder bridge over I-76 (Pennsylvania Turnpike) on PA 136 (Greensburg Road) Replaced by a new bridge Built 1939; replaced 2008
Hannas Run Bridge[Map] Lost pony plate girder bridge over Hannas Run on PA 1017 Replaced by new bridge Built 1928; replaced 2001
Harvison Road Bridge[Map · Street View] Steel stringer bridge over I-76 (Pennsylvania Turnpike) on Harvison Road (TR 869) Open to traffic Built 1952
Hecla Road Bridge[Map · Street View] Steel rigid frame bridge over I-76 (Pennsylvania Turnpike) on Hecla Road (SR 2007) Open to traffic Built 1988
Hyde Park Foot Bridge[Map · Street View] Wire suspension bridge over Kiskiminetas River on pedestrian path Open to bicyclists & pedestrians only Built 1921
Idlewild Park People Bridge[Map] Warren through truss bridge over Loyalhanna Creek on Pedestrian path in Idlewild Amusement Park Open to pedestrians only Built ca. 1931
Indian Creek Bridge[Map] Concrete arch bridge over Indian Creek on PA 381 Open to traffic Built 1916
Irwin Viaduct[Map · Street View] Steel stringer bridge over Tinkers Run & Main Street on US 30 (Lincoln Highway) Open to traffic Built 1939; rehabilitated 1984
Jack Creek Bridge[Map] Lost through truss bridge over Conrail Railroad and Jack Creek on Bridge Street Replaced by new bridge Built ca. 1920; replaced 1994
Laurel Hill Tunnel[Map] Tunnel on Abandoned alignment of Pennsylvania Turnpike Currently used to test racecar aerodynamics by Chip Ganassi Racing. Closed to the public. Begun c.1885 by S. Pennsylvania RR; completed 1940 by Penna. Tpk. Comm.; bypassed and abandoned in 1964
Leechburg Bridge - Older[Map] Lost Pratt deck truss bridge over Kiskiminetas River Replaced by a new bridge in 1935 Collapsed during demolition in 1935
Mill Bridge[Map · Street View] Through truss bridge over Kiskiminetas River on Mill Bridge Road in West Leechburg Open to traffic Built 1938; rehabilitated 1992
Mill Street Bridge[Map] Girder bridge over Norfolk Southern Railroad on Mill Street (TR 832) Open to traffic Built 1930
NS - St. Vincent High Bridge[Map] Lost Double-intersection Warren deck truss bridge over Norfolk Southern Railroad on TR 898 (Monastery Drive) Replaced by a new bridge Built ca. 1890; replaced 2009
PRR - Radebaugh Tunnels[Map] Lost Tunnel under Hillside on Pennsylvania RR South tunnel daylighted in 1965
Pucketa Creek Bridge[Map] Lost pony truss bridge over Pucketa Creek on Myers Drive Open to traffic Built ca. 1890; replaced 2005
Puckety Drive Underpass[Map · Street View] Closed-spandrel arch bridge over Puckety Drive (TR 706) on US 22 (William Penn Highway) Open to traffic Built 1949
Rostraver Road Bridge[Map · Street View] Pony/through plate girder bridge over I-70 on PA 201 (Rostraver Road Bridge) Open to traffic Built 1954; rehabilitated 1987
Salina Bridge[Map] Through truss bridge over Kiskiminetas River on PA 1060 Open to traffic Built 1906; rehabilitated 1978
Scottdale-Everson Bridge[Map] Lost Pratt through truss bridge over Jacobs Creek on West Penn Railway & Road Replaced by a new bridge Built 1905; Modified to allow for auto traffic in addition to rail ?; Rails removed & bridge modified 1952; Condemned 1988; Replaced 1990
Seward Bridge[Map · Street View] Pony truss bridge over Norfolk Southern Railway on PA 56 Replaced by a new bridge Built 1930 by American Bridge Co.; rehabilitated ca. 1985
Smithton Bridge[Map] Lost cantilevered through truss bridge over Youghigheny River on PA 981 in Smithton Replaced by new bridge Built 1900 by the Pittsburgh Bridge Co.; rehabilitated 1935 and 1964; replaced 1986
Smithton Bridge[Map] Lost Through truss bridge over Youghiogheny Riv/Bike Tr on Sr 0981 Replaced by new bridge Built in 1900, rehabilitated in 1934-5; Replaced 1986
Smithton High Level Bridge[Map] Deck truss bridge over Youghiogheny River on I-70 Open to traffic Built 1956; rehabilitated 2002
Tarentum Bridge[Map] Deck truss bridge over Allegheny River in Tarentum Open to traffic Built 1949; rehabilitated 1986
Torrance Rd Bridge[Map] Lost pony truss bridge over Norfolk Southern Railway/Conrail on Torrance Rd/SR 1014 Replaced by new bridge Built 1902; rehabilitated 1981; replaced 1992
Trafford Road Bridge[Map · Street View] Pony/through plate girder bridge over I-76 (Pennsylvania Turnpike) on Trafford Road/Murrysville Road (SR 4033) Open to traffic Built 1952; rehabilitated 2009
Tunnelton Bridge[Map] Through truss bridge over Conemaugh River on Pump Station Road (PA 3003) Lost--Demolished and replaced with a slab of concrete. Built 1938; Replaced 2010
Vandergrift Bridge[Map · Street View] Through truss bridge over Kiskiminetas River on PA 56 in East Vandergrift Open to traffic Built 1933; rehabilitated 1988
Vandergrift Bridge (Old)[Map] Lost Steel arch bridge over Kiskiminetas River on Farragut Avenue Replaced by a new bridge
Wendel Road Bridge[Map] Lost Concrete rigid frame bridge over I-76 (Pennsylvania Turnpike) on Wendel Road Bridge (SR 3069) Replaced by a new bridge Built 1939; replaced 2007
West Leechburg Bridge[Map · Street View] Through truss bridge over Kiskiminetas River on PA 4093 in West Leechburg Open to traffic Built 1935; rehabilitated 1984
West Newton Bridge[Map · Street View] Through truss bridge over Youghiogheny River on PA 136 in West Newton Open to traffic Built 1907; rehabilitated 1984
WLE - Speers Bridge[Map] K-deck truss bridge over the Monongahela River on the Wheeling & Lake Erie Railway between Belle Vernon and Speers Open to traffic Built 1930
WPRR - Conemaugh River Bridge[Map] Lost bridge over Conemaugh River on former Western Pennsylvania Railroad Replaced by a new bridge Built 1864, replaced in 1907