| 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. |
| L | Most or all of the original bridge material has been demolished and replaced, including historically significant elements, but some original parts of the bridge remain. |
| 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 | HSR Rating | Facility Carried / Feature Intersected | Location | Structure Type | Structure Dimensions | Construction Date / Builder or Contractor | Description | Thumbnail |
10th Street Bridge
Philip Murray Bridge |
 | 10th Street Over Monongahela River | Pittsburgh: Allegheny County, Pennsylvania | Metal 29 Panel Plate Girder Stiffening Wire Cable Suspension, Fixed |
Total Length: 1275 ft Main Span Length: 725 ft Roadway Width: 40 ft Main Spans: 3 |
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. | 
|
16th Street Bridge
|
| 16th Street Over Allegheny River | Pittsburgh: Allegheny County, Pennsylvania | Metal Tied Braced Ribbed Through Arch, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 1900 ft Main Span Length: 437 ft Roadway Width: 38 ft Main Spans: 3 |
1923 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania and H. G. Balcom of New York, New York | This ornate bridge is among the most beautifully composed bridges to be found. | 
|
31st Street Bridge
|
 | 31st Street (PA-2122) Over Allegheny River, Railroad, and Local Streets | Pittsburgh: Allegheny County, Pennsylvania | Metal Three-Hinged Solid Ribbed Deck Arch, Fixed and Approach Spans: Metal Continuous Girder, Fixed |
Total Length: 2681 ft Main Span Length: 380 ft Roadway Width: 28 ft Main Spans: 3 |
1928 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania and Allegheny County Department of Public Works | This landmark arch bridge is one of the beautiful historic bridges in Pittsburgh and was extensively rehabilitated. | 
|
6th Street Bridge
Roberto Clemente Bridge |
 | 6th Street Over Allegheny River | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Plate Girder Stiffening Eyebar Chain Suspension, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 995 ft Main Span Length: 430 ft Roadway Width: 38 ft Main Spans: 3 |
1928 By: American Bridge Company of New York, New York | Most suspension bridges use cable; this unusual bridge uses eye-bars. | 
|
7th Street Bridge
Andy Warhol Bridge |
 | 7th Street Over Allegheny River | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Plate Girder Stiffening Eyebar Chain Suspension, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 1061 ft Main Span Length: 422 ft Roadway Width: 38 ft Main Spans: 1 |
1926 By: American Bridge Company of New York, New York | One of the Three Sisters bridges in Pittsburgh, this is the middle span. | 
|
9th Street Bridge
Rachel Carson Bridge |
| 9th Street Over Allegheny River | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Plate Girder Stiffening Eyebar Chain Suspension, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 995 ft Main Span Length: 410 ft Roadway Width: 38 ft Main Spans: 1 |
1926 By: American Bridge Company of New York, New York | One of the famous Three Sisters bridges in Pittsburgh. | 
| X |
Ardmore Boulevard Bridge
|
 | US-30 (Ardmore Boulevard, Lincoln Highway) Over PA-2112, Electric Avenue | Chalfant: Allegheny County, Pennsylvania | Metal Deck Girder, Fixed |
Total Length: 410 ft Main Span Length: 62 ft Roadway Width: 30 ft Main Spans: 9 |
1932 By: Unknown and Pennsylvania State Highway Department | This was an unusual deck plate girder bridge with a heavy skew and built-up bents that were specially designed to accomodate the location. | 
|
Arlington Avenue Railroad Bridge
|
 | Railroad (Penn Central) Over Arlington Avenue | Pittsburgh: Allegheny County, Pennsylvania | Metal Rivet-Connected Warren Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | By: Unknown | This bridge is noted for its extreme skew that is accommodated with non-skewed spans. | 
| ! |
Beechwood Boulevard Bridge
Greenfield Bridge |
 | Greenfield Road (Beechwood Boulevard) Over I-376, US-22, US-30 (Penn Lincoln Parkway) | Pittsburgh: Allegheny County, Pennsylvania | Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 466 ft Main Span Length: 274 ft Roadway Width: 30 ft Main Spans: 1 |
1922 By: E. M. Wichert Company of Pittsburgh, Pennsylvania and Pittsburgh Department of Public Works | This once-proud structure is today an example of our flawed surface transportation funding programs. | 
|
Bessemer and Lake Erie Railroad Bridge
|
 | Railroad (Bessemer and Lake Erie) Over Allegheny River | Near Oakmont: Allegheny County, Pennsylvania | Metal Continuous 14 Panel Multiple-Type-Connected Baltimore Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 2327 ft Main Span Length: 520 ft Main Spans: 7 |
1918 By: American Bridge Company of New York, New York | An unusual and large example of continuous deck truss construction. | 
|
Boston Bridge
|
| Walnut Street (PA-48 - Orange Beltway) Over Youghiogheny River | Versailles: Allegheny County, Pennsylvania | Metal Cantilever 18 Panel Rivet-Connected Warren Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 1182 ft Main Span Length: 420 ft Roadway Width: 29.5 ft Main Spans: 3 |
1931 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania | This distinctive and unique bridge was built with aesthetics in mind. | 
| X |
Boulevard of the Allies Bridge
|
| Boulevard of the Allies (PA-885) Over Various Streets | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Girder, Fixed |
Total Length: 351 ft Roadway Width: 40 ft Main Spans: 2 |
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. | 
|
Brighton Road Bridge
|
| Brighton Road Over Spruce Run | Pittsburgh: Allegheny County, Pennsylvania | Stone Semicircular Deck Arch, Fixed |
Total Length: 17 ft Main Span Length: 17 ft Main Spans: 1 |
1896 By: Charles M. Driver and Allegheny County Department of Public Works | This tiny stone arch bridge retains good historic integrity and is situated on a sharp curve in the road. | 
|
Brilliant Cutoff Viaduct
|
| Railroad (Penn Central) Over Silver Lake Drive | Pittsburgh: Allegheny County, Pennsylvania | Stone Semicircular Deck Arch, Fixed and Approach Spans: Metal Through Girder, Fixed | Main Spans: 5 | 1903 By: Columbia Contracting Company of Pittsburgh, Pennsylvania | This is an impressive high level stone arch railroad bridge. | 
|
California Avenue Bridge
|
| California Avenue Over Farragut Street and Jacks Run | Pittsburgh: Allegheny County, Pennsylvania | Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Concrete Slab, Fixed |
Total Length: 770 ft Main Span Length: 320 ft Roadway Width: 38 ft Main Spans: 1 |
1925 By: John F. Casey Company of Pittsburgh, Pennsylvania | This impressive monument features a higher degree of historic integrity than other Pittsburgh examples. | 
|
Carothers Avenue Bridge
Glendale Bridge |
| Carothers Avenue (3rd Street) Over Chartiers Creek | Carnegie: Allegheny County, Pennsylvania | Metal 8 Panel Rivet-Connected Polygonal Warren Pony Truss, Fixed |
Total Length: 146 ft Main Span Length: 140 ft Roadway Width: 28 ft Main Spans: 1 |
1927 By: James F. Powers and Allegheny County Department of Public Works | This extremely long span pony truss bridge is listed as the longest simple Warren pony truss span in the entire state! | 
|
Carson Street Bridge
|
 | Carson Street Over Chartiers Creek | McKees Rocks: Allegheny County, Pennsylvania | Metal 6 Panel Rivet-Connected Warren Through Truss, Fixed |
Total Length: 144 ft Main Span Length: 140 ft Roadway Width: 34 ft Main Spans: 1 |
1925 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania and Allegheny County Department of Public Works | 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 6 Panel Rivet-Connected Modified Warren Through Truss, Fixed | Main Spans: 1 | By: Unknown | An impressive pair of identical truss bridges sitting side by side. | 
| ! |
Chestnut Street Bridge
|
| Chestnut Road Over Railroad (CSX) | Coraopolis: Allegheny County, Pennsylvania | Metal 7 Panel Rivet-Connected Warren (No Verticals) Through Truss, Fixed and Approach Spans: Metal Through Girder, Fixed | Main Spans: 1 | 1896 By: Unknown and Allegheny County Department of Public Works | A complete example of a riveted pedestrian footbridge, this historic structure is to be demolished. | 
|
Columbus Avenue Bridge
Washington Avenue Bridge / Warner Street Bridge |
| Columbus Avenue Over Railroad (Norfolk Southern) | Pittsburgh: Allegheny County, Pennsylvania | Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed and Approach Spans: Metal Through Girder, Fixed |
Total Length: 237 ft Main Span Length: 107 ft Roadway Width: 27.9 ft Main Spans: 2 |
1907 By: Unknown | This altered bridge remains noteworthy because of its unusual sharply curved design. | 
| ! |
Culmerville Bridge
|
| Bakerstown Road Over Railroad (Baltimore and Lake Erie) | Culmerville Road: Allegheny County, Pennsylvania | Metal 10 Panel Rivet-Connected Warren Deck Truss, Fixed |
Total Length: 141 ft Main Span Length: 135 ft Roadway Width: 26.6 ft Main Spans: 1 |
1921 By: American Bridge Company of New York, New York and Bessemer and Lake Erie Railroad | An important historic product of the railroad, this bridge crosses the railroad at a suprising height. | 
| X |
Davis Avenue Bridge
|
| Davis Avenue Over Woods Run Avenue | Pittsburgh: Allegheny County, Pennsylvania | Metal Cantilever 8 Panel Pin-Connected Pratt Deck Truss, Fixed |
Total Length: 396 ft Main Span Length: 156 ft Roadway Width: 20.3 ft Main Spans: 1 |
1898 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania | One of the more important and beautiful bridges in the city, the bridge was not properly maintained and was then demolished. | 
| X |
Dorrington Road Bridge
|
| Dorrington Road (PA-3117) Over Robinson Run | Ewingsville: Allegheny County, Pennsylvania | Metal 5 Panel Pin-Connected Pratt Pony Truss, Fixed |
Total Length: 60 ft Main Span Length: 55 ft Roadway Width: 15.7 ft Main Spans: 1 |
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! | 
|
Duck Hollow Bridge
|
| McFarren Street (Second Avenue) Over 9 Mile Run | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Girder, Fixed |
Total Length: 80 ft Main Span Length: 77 ft Roadway Width: 15.7 ft Main Spans: 1 |
1886 By: Unknown | This is a very old example of a deck plate girder bridge. | 
|
Duck Hollow Railroad Bridge
|
 | Railroad (Baltimore and Ohio) Over 9 Mile Run | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Girder, Fixed | By: Unknown | This railroad bridge has built-up beams and is supported by built-up steel bents. | 
|
Flaugherty Run Bridge
|
 | Private Drive Over Flaugherty Run | Coraopolis: Allegheny County, Pennsylvania | Metal 5 Panel Rivet-Connected Warren (No Verticals) Pony Truss, Fixed | Main Spans: 1 | By: Unknown | This bridge is an uncommon example of a Warren truss bridge with no vertical members. | 
|
Fleming Park Bridge
|
 | Neville Road Over Ohio River Back Channel | Neville Township: Allegheny County, Pennsylvania | Metal 12 Panel Rivet-Connected Polygonal Warren Through Truss, Fixed |
Total Length: 807 ft Main Span Length: 361 ft Roadway Width: 50.2 ft Main Spans: 1 |
1955 By: Unknown | A large and traditional example of mid 20th Century truss bridge construction. | 
|
Fort Duquesne Bridge
|
| I-279 Over Allegheny River | Pittsburgh: Allegheny County, Pennsylvania | Metal Tied Solid Ribbed Through Arch, Fixed and Approach Spans: Metal Continuous Box Beam, Fixed |
Total Length: 432 ft Main Span Length: 921 ft Roadway Width: 53.5 ft Main Spans: 1 |
1959 By: American Bridge Company of New York, New York and Richardson, Gordon, and Associates | The smaller of two similar double-deck arch bridges that frame the Point at Pittsburgh. | 
|
Fort Pitt Bridge
|
| I-279 and I-376 Over Monongahela River | Pittsburgh: Allegheny County, Pennsylvania | Metal Tied Solid Ribbed Through Arch, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 1207 ft Main Span Length: 750 ft Roadway Width: 51.8 ft Main Spans: 1 |
1959 By: American Bridge Company of New York, New York and Richardson, Gordon, and Associates | This is the larger of two nearly identical bridges leading to the Point and downtown Pittsburgh. | 
|
Fort Wayne Railroad Bridge
|
| Railroad (Norfolk Southern) Over Allegheny River | Pittsburgh: Allegheny County, Pennsylvania | Metal 14 Panel Pin-Connected Pennsylvania Through Truss, Fixed |
Total Length: 985 ft Main Span Length: 319 ft Main Spans: 1 |
1904 By: American Bridge Company of New York, New York | This is the signature railroad span of the Allegheny River in Pittsburgh. | 
|
Freeport Road Barge Basin Bridge
|
 | Freeport Road Over Barge Basin | Near Oakmont: Allegheny County, Pennsylvania | Metal Through Girder, Fixed |
Total Length: 84 ft Main Span Length: 82 ft Roadway Width: 38 ft Main Spans: 1 |
1928 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania | A representative example of a bridge type that was built with frequency in Pennsylvania. | 
| ! |
Great Valley Bridge
Greensburg Pike Bridge |
| Greensburg Pike Over Turtle Creek and Railroad (Norfolk Southern) | Turtle Creek: Allegheny County, Pennsylvania | Metal 9 Panel Rivet-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 845 ft Main Span Length: 192 ft Roadway Width: 24 ft Main Spans: 4 |
1925 By: Unknown | This important multi-span bridge has a heavy skew and an incline. | 
|
Herr's Island Railroad Bridge
West Penn Railroad Bridge |
 | Railroad (Rail-Trail) Over Allegheny River Back Channel | Pittsburgh: Allegheny County, Pennsylvania | Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 278 ft Main Span Length: 192 ft Roadway Width: 20 ft Main Spans: 1 |
1903 By: Unknown | This bridge is part of a fairly popular walkway with great views of the city, and is noted for its vertical end posts. | 
|
Herron Avenue Bridge
|
 | Herron Avenue Over Lowries Run | Emsworth: Allegheny County, Pennsylvania | Metal Through Girder, Fixed |
Total Length: 81 ft Main Span Length: 77 ft Roadway Width: 14.8 ft Main Spans: 1 |
1931 By: Unknown | A traditionally composed example of a highway plate girder bridge. | 
|
Heth's Run Bridge
Haights Run Bridge |
| Butler Street (PA-8) Over Heth's Run (Haights Run) | Pittsburgh: Allegheny County, Pennsylvania | Concrete Open Spandrel Deck Arch, Fixed |
Total Length: 327 ft Main Span Length: 255 ft Roadway Width: 32.2 ft Main Spans: 2 |
1914 By: Cummings Structural Concrete Company of Pittsburgh, Pennsylvania | This arch bridge has been mostly buried in dirt! | 
| ! |
Highland Avenue Bridge
|
 | Highland Avenue Over Railroad (Norfolk Southern) and Busway | Pittsburgh: Allegheny County, Pennsylvania | Metal Through Girder, Fixed |
Total Length: 117 ft Main Span Length: 76 ft Roadway Width: 36 ft Main Spans: 2 |
1925 By: Fort Pitt Bridge Works of Pittsburgh, Pennsylvania | This bridge has a very large through plate girder span and attractive railing. | 
|
Highland Park Bridge
|
| PA-1005 Over Allegheny River, PA-8, Railroad (Norfolk Southern) | Pittsburgh: Allegheny County, Pennsylvania | Metal Cantilever 12 Panel Rivet-Connected Pratt Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 2423 ft Main Span Length: 278 ft Roadway Width: 56 ft Main Spans: 7 |
1940 By: Unknown | Built with Depression-era federal relief funds, this is an unusual type of cantilver bridge with its multiple relatively short spans.. | 
|
Homestead High Level Bridge
|
| Browns Hill Road Over Monongahela River | Pittsburgh: Allegheny County, Pennsylvania | Metal Cantilever 22 Panel Rivet-Connected Wichert Deck Truss, Fixed |
Total Length: 3109 ft Main Span Length: 534 ft Roadway Width: 40 ft Main Spans: 4 |
1936 By: American Bridge Company of New York, New York and George S. Richardson | This bridge is an extremely rare example of a bridge with a Wichert truss detail. | 
|
Hot Metal Bridge
Monongahela Connecting Railroad Bridge |
| Eliza Furnace Trail Over Monongahela River | Pittsburgh: Allegheny County, Pennsylvania | Metal 16 Panel Pin-Connected Pennsylvania Through Truss, Fixed |
Main Span Length: 321 ft Main Spans: 6 |
1900 By: Unknown | This former railroad bridge was rehabilitated and converted for pedestrian use. | 
|
Hot Metal Street Bridge
Monongahela Connecting Railroad Bridge |
| Hot Metal Street (Gateway Boulevard, PA=) Over Monongahela River | Pittsburgh: Allegheny County, Pennsylvania | Metal 16 Panel Pin-Connected Pennsylvania Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 1117.2 ft Main Span Length: 321 ft Roadway Width: 24 ft Main Spans: 5 |
1904 By: Unknown | This former railroad bridge was rehabilitated and converted for vehicular use. | 
| ! |
Hulton Bridge
Jonathon Hulton Bridge / Oakmont Bridge |
| Hulton Road (PA-2082) Over Allegheny River | Oakmont: Allegheny County, Pennsylvania | Metal 22 Panel Pin-Connected Pennsylvania Through Truss, Fixed and Approach Spans: Metal 11 Panel Pin-Connected Parker Through Truss, Fixed |
Total Length: 1544 ft Main Span Length: 505 ft Roadway Width: 21 ft Main Spans: 1 |
1908 By: Unknown and Allegheny County Department of Public Works | A multi-span massive membered through truss with a huge main span! | 
|
Iron Bridge Lane Bridge
|
| Iron Bridge Lane Over Bull Creek | Rural: Allegheny County, Pennsylvania | Metal 6 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed |
Total Length: 54 ft Main Span Length: 54 ft Roadway Width: 13.5 ft Main Spans: 1 |
1878 By: Morse Bridge Company of Youngstown, Ohio | This unusual bridge would appear to be an extremely old example of a bridge built by an interesting company. | 
|
Ohio Connecting Railroad Bridge
Brunot Island Railroad Bridge |
| Railroad (Norfolk Southern) Over Ohio River | Pittsburgh: Allegheny County, Pennsylvania | Metal 18 Panel Rivet-Connected Pennsylvania Through Truss, Fixed and Approach Spans: Metal 8 Panel Rivet-Connected Warren Deck Truss, Fixed |
Total Length: 4547.9 ft Main Span Length: 525 ft Main Spans: 2 |
1915 By: American Bridge Company of New York, New York | A very long bridge with impressive spans over each Ohio River channel linked by deck truss spans. | 
|
|---|
