Special Bridge Conditions Legend

!	Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level.
X	The bridge has been confirmed demolished or collapsed.
S	The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing.

Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free.

	Bridge Name	Facility Carried / Feature Intersected	Location	Structure Type	Construction Date / Builder or Contractor	Description	Thumbnail
	Avonmore Bridge	6th Street Over Kiskiminetas River	Avonmore: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Riveted Parker Through Truss, Stationary	1937 By: Unknown	This bridge is not like other 1930s truss bridges in the state... all truss parts are rolled beams.
	Banning Railroad Bridge	Railroad (Wheeling and Lake Erie) Over Youghiogheny River	Rural (Banning): Fayette County, Pennsylvania	Metal Riveted K-Truss Deck Truss, Stationary	0 By: Unknown	One of the few examples of a K-Truss in Pennsylvania.
	Beatty Railroad Overpass	Railroad (Norfolk Southern) Over Auction Barn Road	Rural: Westmoreland County, Pennsylvania	Stone Deck Arch, Stationary	0 By: Unknown	An attractive and traditional stone arch railroad overpass.
	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.
	Bridge Street Bridge Ferndale Avenue Bridge	Bridge Street (Ferndale Avenue) Over Stonycreek River	Johnstown and Ferndale: Cambria County, Pennsylvania	Metal Riveted Parker Through Truss, Stationary	1937 By: Unknown	A State Highway Department standard plan truss bridge is part of a beautiful collection of bridges in Johnstown.
	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.
	Buffenmeyer Road Bridge	Buffenmeyer Road Over Railroad (Norfolk Southern)	Rural: Westmoreland County, Pennsylvania	Metal Riveted Warren Pony Truss, Stationary	1906 By: American Bridge Company of New York, New York	This bridge has a flat plate-like appearance due to its design.
	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.
	Carney Railroad Overpass	Railroad (Norfolk Southern) Over Buffenmeyer Road	Rural: Westmoreland County, Pennsylvania	Stone Deck Arch, Stationary	0 By: Unknown	This impressive bridge has a distinct tunnel-like feeling to it.
	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.
	Dilltown Bridge	PA-403 Over Black Lick Creek	Dilltown: Indiana County, Pennsylvania	Concrete Deck Arch, Stationary	1924 By: Farris Engineering Company of Pittsburgh, Pennsylvania	A lack of maintainance has caused severe spalling on this once-proud structure.
	Eaton Road Bridge	Eaton Road (PA-982) Over Loyalhanna Creek	Near Latrobe: Westmoreland County, Pennsylvania	Metal Multiple-Type-Connected Polygonal Warren Pony Truss, Stationary	1931 By: Unknown	This bridge is very unusual because the bottom chord connections to the lower gusset plates are pinned.
	Eisenhower Boulevard Bridge	Eisenhower Boulevard Over Stonycreek River	Ferndale and Riverside: Cambria County, Pennsylvania	Metal Riveted Parker Pony Truss, Stationary	1937 By: Altoona Construction Corporation	One of a couple uncommon multi-span pony truss bridges near Johnstown.
	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.
!	Fort Steuben Bridge	Freedom Way Over Ohio River	Steubenville and Wierton: Jefferson County, Ohio and Brooke County, West Virginia	Metal Pony Truss Stiffening Cable Suspension, Stationary	1928 By: Unknown	Despite its impressive size, and beautiful design, this awe-inspiring bridge is going to be demolished!
!	Foxburg Bridge	PA-58 Over Allegheny River	Foxburg: Armstrong County, Pennsylvania and Clarion County, Pennsylvania	Metal Riveted Warren Through Truss, Stationary	1921 By: Bethlehem Steel Bridge Corporation of Steelton, Pennsylvania	Another breathtaking, one-of-a-kind historic Allegheny River treasure falls under the wrath of PennDOT.
	Franklin Street Bridge	Franklin Street Over Stonycreek River	Johnstown: Cambria County, Pennsylvania	Metal Riveted Polygonal Warren Through Truss, Stationary	0 By: Unknown	This 1930s bridge is part of the downtown Johnstown historic district.
	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.
	Haynes Street Bridge	Haynes Street Over Stonycreek River	Johnstown: Cambria County, Pennsylvania	Concrete Deck Arch, Stationary	1922 By: Farris Engineering Company of Pittsburgh, Pennsylvania	This concrete arch bridge retains excellent historic integrity.
	Heshbon Bridge	PA-259 Over Black Lick Creek	Heshbon (Rural): Indiana County, Pennsylvania	Metal Riveted Parker Through Truss, Stationary	1941 By: Paul Construction Company	This standard plan bridge is a relatively small example of its type, but retains original railings.
	Hickory Street Bridge	Hickory Street Over Stonycreek River	Johnstown: Cambria County, Pennsylvania	Metal Riveted Polygonal Warren Through Truss, Stationary	1937 By: Unknown	This 1930s bridge does not follow the Pennsylvania Highway Department Parker plan often found in the state during this period.
	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.
	Johnstown Abandoned Bridge	Abandoned Over Stonycreek River	Johnstown: Cambria County, Pennsylvania	Metal Pinned Pratt Through Truss, Stationary	0 By: Unknown	This bridge is missing a span and its past is a mystery.
	Johnstown Incline Plane Bridge	Johnstown Incline Access Over Stonycreek River	Johnstown: Cambria County, Pennsylvania	Metal Pinned Pennsylvania Through Truss, Stationary	1890 By: Phoenix Bridge Company of Phoenixville, Pennsylvania	Significant in its own right, this bridge is also part of an impressive and historic incline.
	Johnstown Railroad Bridge	Railroad (Norfolk Southern) Over Conemaugh River	Johnstown: Cambria County, Pennsylvania	Metal Pinned Pennsylvania Through Truss, Stationary	1901 By: Unknown	A truly amazing structure to view, this bridge has a narrow width, but is quite tall and long.
	Krings Bridge	Kring Street (Soap Hollow Road) Over Stonycreek River	Krings (Near Johnstown): Cambria County, Pennsylvania and Somerset County, Pennsylvania	Metal Riveted Parker Pony Truss, Stationary	1937 By: Guy Trimpey	One of a couple uncommon multi-span pony truss bridges near Johnstown.
	Layton Bridge	Layton Road Over Youghiogheny River	Near Layton: Fayette County, Pennsylvania	Metal Pinned Pratt Combination Truss, Stationary	1899 By: Pencoyd Iron Works of Pencoyd, Pennsylvania	This bridge is half deck and half through truss, but its setting and the tunnel next to it truly define what makes this bridge special.
	Leechburg Bridge	Third Street (PA-4093) Over Kiskiminetas River	Leechburg: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Riveted Parker Through Truss, Stationary	1935 By: Unknown	The pleasingly complex geometry of this bridge forms a gateway into Leechburg.
	Leechburg Bridge North	Mill Bridge Road Over Kiskiminetas River	Leechburg: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Riveted Pratt Through Truss, Stationary	1938 By: Unknown	This skewed bridge offers striking views from beside the bridge.
!	Masontown Bridge Intercounty Bridge	PA-21 Over Monongahela River	Near Masontown: Fayette County, Pennsylvania and Greene County, Pennsylvania	Metal Multiple-Type-Connected Pennsylvania Through Truss, Stationary	1925 By: Independent Bridge Company of Pittsburgh, Pennsylvania	This breathtaking monument, rich with Pennsylvania heritage, is going to be destroyed by PennDOT.
	Masontown Railroad Overpass	Railroad (Norfolk Southern and CSX) Over Unnamed Road	Near Masontown: Fayette County, Pennsylvania	Stone Deck Arch, Stationary	0 By: Unknown	This traditional structure is located in the shadow of the doomed Masontown Bridge.
	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 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.
	Minersville Bridge	4th Avenue Over Conemaugh River	Johnstown: Cambria County, Pennsylvania	Metal Riveted Baltimore Through Truss, Stationary	1914 By: Cambria Iron Works of Johnstown, Pennsylvania	This bizarre and unique bridge features a deck that runs at an incline through the truss which is not inclined.
!	Monastery Road Bridge	Monastery Road Over Railroad (Norfolk Southern)	Rural: Westmoreland County, Pennsylvania	Metal Pinned Double-Intersection Warren Deck Truss, Stationary	1890 By: Unknown	This extremely rare truss bridge crossing a historic rail line is threatened with demolition!
	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.
	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.
	Old Blairsville Bridge	Market Street Over Conemaugh River	Blairsville: Indiana County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Riveted Baltimore Through Truss, Stationary	1935 By: Unknown	This bridge features a Baltimore truss configuration unlike other period bridges in the state.
	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.
	Red Mill Bridge	Red Mill Road Over North Branch Black Lick Creek	Rural: Cambria County, Pennsylvania	Metal Pinned Pratt Through Truss, Stationary	1895 By: Variety Bridge and Iron Works of Cleveland, Ohio	One of only a few surviving examples of its builder, this bridge has some unusual details.
	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.
	River Road Bridge	River Road Over Mardis Run	Near Dilltown: Indiana County, Pennsylvania	Concrete Deck Arch, Stationary	1919 By: C. E. Almond	A small, but attractive arch bridge also has arched railings.
	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.
	Salina Bridge	Bridge Street (Edmon Road) Over Kiskiminetas River	Salina: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Pinned Parker Through Truss, Stationary	1906 By: Unknown	A long, three span example of an uncommon type, this bridge is enjoyable to view and cross.
	Seward Bridge	PA-56 and PA-711 Over Conemaugh River	Seward: Indiana County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Riveted Parker Through Truss, Stationary	1933 By: Unknown	This bridge is a multi-span example of a standard plan truss in Pennsylvania.
	Seward Railroad Overpass	PA-56 and PA-711 Over Railroad (Norfolk Southern)	Seward: Westmoreland County, Pennsylvania	Metal Riveted Polygonal Warren Pony Truss, Stationary	1930 By: American Bridge Company of New York, New York	A good example of a 1930s pony truss in Pennsylvania.
	Smithton High-Level Bridge	I-70 Over Youghiogheny River	Near Smithton: Westmoreland County, Pennsylvania	Metal Riveted Cantilever Deck Truss, Stationary	1956 By: Unknown	This bridge is an impressive structure to view from below.
	Speers Railroad Bridge Belle Vernon Railroad Bridge	Railroad (Norfolk Southern) Over Monongahela River	Belle Vernon and Speers: Washington County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Riveted K-Truss Through Truss, Stationary	0 By: Unknown	This giant bridge is one of the only bridges in the entire state to display the rare K-truss configuration.
	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.
	Tunnelton Bridge	Tunnelton Road Over Conemaugh River	Rural: Indiana County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Multiple-Type-Connected Pennsylvania Through Truss, Stationary	1938 By: Unknown	This bridge has some very unusual details and is also noteworthy for its long single span.
	Vandergrift Bridge	Third Street (PA-56 and PA-66 Alt) Over Kiskiminetas River	Vandergrift: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania	Metal Riveted Parker Through Truss, Stationary	1933 By: Unknown	This attractive bridge continures to welcome visitors into Vandergrift.
	West Newton Bridge	Main Street (PA-136) Over Youghiogheny River	West Newton: Westmoreland County, Pennsylvania	Metal Pinned Parker Through Truss, Stationary	1907 By: Unknown	This bridge forms a spectacular gateway into a small town, and is a treasure that should be preserved.
	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.
	Yuras Farm Road Bridge	Yuras Farm Road Over Browns Run	Rural: Fayette County, Pennsylvania	Metal Pinned Pratt Half-Hip Pony Truss, Stationary	1902 By: Champion Bridge Company of Wilmington, Ohio	This little bridge is a traditional example of a bridge type that was common in the late 1800s.