HistoricBridges.org Menu: HistoricBridges.org Menu:



BridgeSeek

Historic Bridges: Keystone Bridge Company of Pittsburgh, Pennsylvania

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.


Results in this list will be limited to the first 200 results. Consider performing a more narrow search from the main BridgeSeek tool if your search here is showing 200 results.

Total Bridges Found: 19

Aden Road Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Aden Road (VA-646) Over Railroad (Norfolk Southern) in Rural: Prince William County, Virginia, United States
Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed
Length: 78 ft. Main Span: 78 ft. Roadway: 16 ft. Main Spans: 1
Built 1882 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This early, short railroad truss is a rare example of a bridge built by the noteworthy Keystone Bridge Company.
Bergfeld Pond Bridge
Whitewater Drive Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Pedestrian Walkway Over Bergfeld Pond in Dubuque: Dubuque County, Iowa, United States
Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed
Length: 98 ft. Main Span: 94 ft. Roadway: 17.5 ft. Main Spans: 1
Built 1872 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
One of two ancient truss bridges with Keystone columns and cast iron bracing salvaged from a former Mississippi River bridge and relocated twice.
Blevins Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Old Railroad Grade Road Over Doe River in Rural: Carter County, Tennessee, United States
Metal Pin-Connected Pratt Through Truss, Fixed
Length: 111 ft. Main Span: 106 ft. Roadway: 9.2 ft. Main Spans: 1
Built 1889 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
Located on a road that was long ago a railroad line, this is a rare truss bridge built by the noted Keystone Bridge Company.
Canal Outlet Railroad Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (Abandoned Pioneer Valley Railroad) Over 3rd Level Canal Outlet in Holyoke: Hampden County, Massachusetts, United States
Metal 9 Panel Pin-Connected Pratt Through Truss, Fixed
Length: 145 ft. Main Span: 140 ft. Main Spans: 1
Built 1878 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This important bridge is an extremely old example of a metal railroad bridge and was built by a noteworthy company.
Capital Crescent Trail Bridge
Arizona Avenue Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (Capital Crescent Rail-Trail) Over Chesapeake and Ohio Canal and Canal Road in Washington: District of Columbia, United States
Metal 11 Panel Pin-Connected Whipple (Double-Intersection Pratt) Through Truss, Fixed and Approach Spans: Metal 5 Panel Pin-Connected Pratt Through Truss,
Length: 342 ft. Main Span: 223 ft. Main Spans: 1
Built 1885 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
One of the most significant bridges in the District, this rare railroad Whipple truss and skewed Pratt truss has been preserved for pedestrian use.
Cloie Branch Bridge
Clay Hill Drive Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Pedestrian Walkway (Heritage Trail) Over Dry Land in Rural: Dubuque County, Iowa, United States
Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed
Length: 95 ft. Main Span: 93 ft. Roadway: 16 ft. Main Spans: 1
Built 1872 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
One of two ancient truss bridges with Keystone columns and cast iron bracing salvaged from a former Mississippi River bridge and relocated twice.
!
Fairground Street Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Fairground Street Over Railroad (Kansas City Southern Railroad) in Vicksburg: Warren County, Mississippi, United States
Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed
Length: 512 ft. Main Span: 92 ft. Roadway: 15.7 ft. Main Spans: 2
Built 1868 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This is the oldest and most significant historic bridge in Mississippi, and its future is uncertain.
Harlem Avenue Railroad Bridge
Santa Fe Railroad Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (Burlington Northern and Santa Fe, Former Atchison, Topeka and Santa Fe) Over Chicago Sanitary and Ship Canal in Forest View: Cook County, Illinois, United States
Metal Pin-Connected Pratt Through Truss, Movable: Swing (Center Pier)
Length: 373 ft. Main Span: 364 ft. Main Spans: 1
Built 1899 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
One of several remaining historically significant center-pivot swing bridges in Chicago.
Illinois Central Sanitary and Ship Canal Bridge
Kedzie Avenue BNSF Railroad Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (Burlington Northern and Santa Fe, Former Atchison, Topeka and Santa Fe) Over Chicago Sanitary and Ship Canal in Chicago: Cook County, Illinois, United States
Metal Pin-Connected Pratt Through Truss, Movable: Swing (Center Pier)
Length: 328 ft. Main Span: 323 ft. Main Spans: 1
Built 1899 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
One of only a few remaining swing bridges in Cook County.
Lemont Railroad Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (Burlington Northern and Santa Fe, Former Atchison, Topeka and Santa Fe) Over Chicago Sanitary and Ship Canal in Lemont: Cook County, Illinois, United States
Metal Pin-Connected Pratt Through Truss, Movable: Swing (Bobtail)
Length: 399 ft. Main Span: 260 ft. Main Spans: 1
Built 1898 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
A beautiful 1898 railroad rim-bearing turntable swing bridge is one of a few of swing bridges remaining on the canal.
Mosgrove Railroad Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (Buffalo, Rochester and Pittsburgh Railroad) Over Allegheny River and Various Roads in West Mosgrove: Armstrong County, Pennsylvania, United States
Metal 18 Panel Pin-Connected Baltimore Deck Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed
Length: 1,680 ft. Main Span: 450 ft. Roadway: 16 ft. Main Spans: 4
Built 1899 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This spectacular bridge features some of the longest pin-connected deck truss spans in the country.
Oak Ridge Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Wilson Road (VA-653) Over Railroad (Norfolk Southern) in Rural: Nelson County, Virginia, United States
Metal 6 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed
Length: 138 ft. Main Span: 100 ft. Roadway: 12.5 ft. Main Spans: 1
Built 1882 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This is an old example of a pin-connected Pratt truss also noted for its association with Keystone Bridge Company and ornate portal bracing.
Pine Creek Park Bridge
Mill Hill Road Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Pedestrian Walkway Over Pine Creek in Fairfield: Fairfield County, Connecticut, United States
Metal 9 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed
Length: 54 ft. Main Span: 54 ft. Main Spans: 1
Built 1872 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This is an exceedingly rare Keystone column pony truss bridge, and it has been preserved on a trail.
Riverside Avenue Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Riverside Avenue Over Railroad (Metro-North) in Riverside: Fairfield County, Connecticut, United States
Metal (Cast Iron) 15 Panel Pin-Connected Whipple (Double-Intersection Pratt) Through Truss, Fixed
Length: 171 ft. Main Span: 164 ft. Roadway: 20.7 ft. Main Spans: 1
Built 1871 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
As a cast iron bridge, this ornate truss is one of the rarest types of bridges in the country.
R
Seven Hills Road Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Seven Hills Road Over Railroad (Panhandle Railroad and Rail-Trail) in Rural: Licking County, Ohio, United States
Metal 10 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed
Length: 90 ft. Main Span: 87 ft. Roadway: 22.3 ft. Main Spans: 1
Built By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This early railroad-designed Pratt pony truss has some extremely unusual details including trussed floor beams!
Stewartstown Railroad Bridge
Valley Road Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (Stewartstown Railroad) Over Valley Road in Rural: York County, Pennsylvania, United States
Metal 10 Panel Pin-Connected Pratt Pony Truss, Fixed
Length: 108 ft. Main Span: 108 ft. Main Spans: 1
Built 1870 By: Keystone Bridge Company of Pittsburgh, Pennsylvania and Jacob Hays Linville
Although altered, this bridge is one of the only surviving bridges with Keystone columns and is an rare early iron railroad bridge example.
Volunteer Bridge
Seven Hills Road Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Camp Falling Rock Drive Over Rocky Fork Creek in Rural: Licking County, Ohio, United States
Metal 10 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed
Length: 90 ft. Main Span: 87 ft. Roadway: 22.3 ft. Main Spans: 1
Built By: Keystone Bridge Company of Pittsburgh, Pennsylvania
Relocated and preserved, this 1870s Pratt pony truss has some extremely unusual details including trussed floor beams!
White River Railroad Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Railroad (CSX) Over White River in Indianapolis: Marion County, Indiana, United States
Metal 7 Panel Pin-Connected Pratt Through Truss, Fixed
Length: 375 ft. Main Span: 125 ft. Main Spans: 3
Built 1886 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
This is a very early surviving metal truss railroad bridge and was built by the famous Keystone Bridge Company.
Windsor Harbor Bridge
HSRNational HSR. Local HSR.
Click to visit page.
Windsor Harbor Road (Old Alignment) Over Rock Creek in Kimmswick: Jefferson County, Missouri, United States
Metal 9 Panel Pin-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed
Length: 123 ft. Main Span: 123 ft. Roadway: 20.3 ft. Main Spans: 1
Built 1874 By: Keystone Bridge Company of Pittsburgh, Pennsylvania
The oldest Pratt truss in the state, this is also one of the most unique and ornate surviving examples of a rare Keystone column truss bridge.

Divider

Back
Home
Top

Divider

About - Contact

Divider