Bridges By County: Allegheny County, Pennsylvania

	Bridge Name	Facility Carried / Feature Intersected	Location	Structure Type	Construction Date / Builder or Contractor	Description	Thumbnail
	16th Street Bridge	16th Street Over Allegheny River	Pittsburgh: Allegheny County, Pennsylvania	Metal Through Arch, Stationary	1923 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania	An ornate three-span trussed arch bridge.
	6th Street Bridge Roberto Clemente Bridge	6th Street Over Allegheny River	Pittsburgh: Allegheny County, Pennsylvania	Metal Through Plate Girder Stiffenin Eyebar Suspension, Stationary	1928 By: American Bridge Company of New York, New York	Most suspension bridges use cable; this unusual bridge uses eye-bars.
	Bessemer and Lake Erie Railroad Bridge	Railroad (Bessemer and Lake Erie) Over Allegheny River	Near Oakmont: Allegheny County, Pennsylvania	Metal Multiple-Type-Connected Baltimore Deck Truss, Stationary	1918 By: American Bridge Company of New York, New York	An unusual and large example of continuous deck truss construction.
X	Boulevard of the Allies Bridge	Boulevard of the Allies (PA-885) Over Various Streets	Pittsburgh: Allegheny County, Pennsylvania	Metal Through Girder, Stationary	1928 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania	This bridge was part of an early example of an attempt to control city congestion and create better traffic flow.
	Brunot Island Railroad Bridge	Railroad (Norfolk Southern) Over Ohio River	Pittsburgh: Allegheny County, Pennsylvania	Metal Riveted Pennsylvania Through Truss, Stationary	1915 By: Unknown	A very long bridge with impressive spans over each Ohio River channel linked by deck truss spans.
	California Avenue Bridge	California Avenue Over Farragut Street and Jacks Run	Pittsburgh: Allegheny County, Pennsylvania	Concrete Deck Arch, Stationary	1925 By: John F. Casey Company	This impressive monument features a higher degree of historic integrity than other Pittsburgh examples.
	Carson Street Bridge	Carson Street Over Chartiers Creek	McKees Rocks: Allegheny County, Pennsylvania	Metal Riveted Warren Through Truss, Stationary	1925 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania	This bridge is actually a very tall pony truss to which overhead bracing was added.
	Carson Street Railroad Bridges	Railroad (CSX) Over Chartiers Creek	McKees Rocks: Allegheny County, Pennsylvania	Metal Riveted Modified Warren Through Truss, Stationary	0 By: Unknown	An impressive pair of identical truss bridges sitting side by side.
	Columbus Avenue Bridge	Columbus Avenue Over Railroad (Norfolk Southern)	Pittsburgh: Allegheny County, Pennsylvania	Metal Riveted Warren Pony Truss, Stationary	1907 By: Unknown	This altered bridge remains noteworthy because of its unusual sharply curved design.
	Davis Avenue Bridge	Davis Avenue Over Woods Run Avenue	Pittsburgh: Allegheny County, Pennsylvania	Metal Pinned Cantilever Deck Truss, Stationary	1898 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania	Although altered, this bridge is a rare an unusual structure with great potential if it would be restored.
!	Dorrington Road Bridge	Dorrington Road Over Robinson Run	Ewingsville: Allegheny County, Pennsylvania	Metal Pinned Pratt Pony Truss, Stationary	1888 By: Pittsburgh Bridge Company of Pittsburgh, Pennsylvania	The fate of this ancient and extremely rare, historically intact bridge with vertical end posts is in question!
	Fleming Park Bridge	Neville Road Over Ohio River Back Channel	Neville Township: Allegheny County, Pennsylvania	Metal Riveted Polygonal Warren Through Truss, Stationary	1955 By: Unknown	A large and traditional example of mid 20th Century truss bridge construction.
	Fort Pitt Bridge	I-279 Over I-279	Pittsburgh: Allegheny County, Pennsylvania	Metal Through Arch, Stationary	1959 By: Unknown	This is the larger of two nearly identical bridges leading to the Point and downtown Pittsburgh.
	Freeport Road Barge Basin Bridge	Freeport Road Over Barge Basin	Near Oakmont: Allegheny County, Pennsylvania	Metal Through Girder, Stationary	1928 By: Fort Pitt Bridge Work of Pittsburgh, Pennsylvania	A representative example of a bridge type that was built with frequency in Pennsylvania.
	Homestead High Level Bridge	Browns Hill Road Over Monongahela River	Pittsburgh: Allegheny County, Pennsylvania	Metal Riveted Cantilever Deck Truss, Stationary	1936 By: Unknown	This bridge is an extremely rare example of a bridge with a Wichert truss detail.
!	Hulton Bridge	Hulton Road (PA-2082) Over Allegheny River	Oakmont: Allegheny County, Pennsylvania	Metal Pinned Pennsylvania Through Truss, Stationary	1908 By: Unknown	A multi-span massive membered through truss with a huge main span!
	McArdle Roadway Pedestrian Overpass	Walkway (Abandoned) Over P.J. McArdle Roadway	Pittsburgh: Allegheny County, Pennsylvania	Metal Riveted Camelback Through Truss, Stationary	0 By: Unknown	There once was likely a lot more to this very unusual overpass that today leads nowhere.
!	McArdle Roadway Viaduct	P.J. McArdle Roadway Over Railroad (Norfolk Southern)	Pittsburgh: Allegheny County, Pennsylvania	Metal Riveted Parker Through Truss, Stationary	1933 By: Unknown	This beautiful bridge runs right up a hillside, and its trusses are visible from many parts of the city.
	McKees Rocks Bridge	Blue Belt (PA-3104) Over Ohio River	McKees Rocks: Allegheny County, Pennsylvania	Metal Through Arch, Stationary	1931 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania	It is hard to keep track of all the different spans and types on this long bridge!
	McKees Rocks Pedestrian Overpass	Walkway (Abandoned) Over Railroad CSX)	McKees Rocks: Allegheny County, Pennsylvania	Metal Riveted Pratt Through Truss, Stationary	0 By: Unknown	An impressive, multi-span example of a historic pedestrian truss bridge.
	Neville Island Railroad Bridge	Railroad (Ohio Central) Over Ohio River Back Channel	Neville Township: Allegheny County, Pennsylvania	Metal Pinned Pennsylvania Through Truss, Stationary	0 By: Unknown	This bridge is unusual because it includes both a Pennsylvania and double-intersection Warren truss span.
	New Kensington Bridge C. L. Schmitt Bridge	9th Street (PA-56) Over Allegheny River	New Kensington: Allegheny County, Pennsylvania	Metal Pinned Parker Through Truss, Stationary	1927 By: Unknown	One of the spectacular greater landmark historic bridges in the greater Pittsburgh area .
	Ohio River Boulevard Eckert Street Bridge	Ohio River Boulevard (PA-65) Over Eckert Street	Pittsburgh: Allegheny County, Pennsylvania	Concrete Deck Arch, Stationary	1930 By: Unknown	This is a very large and impressive concrete arch structure, one of several such structures in Pittsburgh.
	Ohio River Boulevard Verner Avenue Bridge	Ohio River Boulevard (PA-65) Over Verner Avenue	Pittsburgh: Allegheny County, Pennsylvania	Concrete Deck Arch, Stationary	1930 By: Unknown	This historic bridge has been decimated by unsightly and severe alteration.
!	Ohio Street Bridge	Ohio Street Over Railroad (Norfolk Southern)	Pittsburgh: Allegheny County, Pennsylvania	Metal Riveted Warren Pony Truss, Stationary	1903 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania	Featuring a wide, three truss design, unusual girder-supported sidewalks, and attractive railings, this bridge is in need of attention.
	Panther Hollow Bridge	Schenley Drive Over Panther Hollow	Pittsburgh: Allegheny County, Pennsylvania	Metal Deck Arch, Stationary	1897 By: Henry B. Rust	One of two rare and impressive deck arch bridges in Schenley Park that feature stone arch approach spans as well.
!	Pennsylvania Turnpike Allegheny River Bridge	I-76 (Pennsylvania Turnpike) Over Monongahela River	Near Oakmont: Allegheny County, Pennsylvania	Metal Riveted Cantilever Deck Truss, Stationary	1951 By: Modjeski and Masters	A large and early expressway structure is about to be demolished.
	Ridge Avenue Bridge	Ridge Avenue Over Railroad (Norfolk Southern)	Pittsburgh: Allegheny County, Pennsylvania	Metal Riveted Warren Pony Truss, Stationary	1903 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania	Currently abandoned, this unusual bridge could be restored to serve pedestrians in its park setting.
	Robert McAfee Bridge	California Avenue Over Woods Run, McClure Avenue, and Eckert Street	Pittsburgh: Allegheny County, Pennsylvania	Metal Deck Arch, Stationary	1928 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania	An impressive and rare example of a single-hinge steel deck arch bridge.
	Smithfield Street Bridge	Smithfield Street Over Monongahela River	Pittsburgh: Allegheny County, Pennsylvania	Metal Pinned Lenticular Through Truss, Stationary	1883 By: Gustav Lindenthal	In a city of historic bridges, this is Pittsburgh's most important remaining bridge, and perhaps the most visually stunning as well.
	Tenth Street Bridge	10th Street Over Monongahela River	Pittsburgh: Allegheny County, Pennsylvania	Metal Plate Girder Stiffening Cable Suspension, Stationary	1933 By: American Bridge Company of New York, New York	This graceful suspension bridge is a stunning landmark that is enjoyable to cross as well as view from a distance.
	West End Bridge West End - North Side Bridge	US-19 Over Ohio River	Pittsburgh: Allegheny County, Pennsylvania	Metal Through Arch, Stationary	1932 By: American Bridge Company of New York, New York	The gateway into the Ohio River, this bridge has an extremely tall arch, and is very photogenic.
	West Park Bridge	Abandoned Path Over Railroad (Norfolk Southern)	Pittsburgh: Allegheny County, Pennsylvania	Concrete Deck Arch, Stationary	0 By: Unknown	This bridge has been abandoned and its deck has fallen apart.