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BO - Herrs Island Bridge (Old)

Allegheny County, Pennsylvania

Photos 

Public Domain: Published Prior to 1923

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View this photo at books.google.com

BH Photo #364162

Map 

Facts 

Overview
Lost Pratt through truss bridge over Allegheny River on Baltimore & Ohio Railroad
Location
Pittsburgh, Allegheny County, Pennsylvania
Status
Replaced by a new bridge
History
Built 1884; Replaced 1921
Builder
- Iron City Bridge Works of McKees Rocks, Pennsylvania
Railroad
- Baltimore & Ohio Railroad (BO)
Design
Pratt through truss
Approximate latitude, longitude
+40.46547, -79.97353   (decimal degrees)
40°27'56" N, 79°58'25" W   (degrees°minutes'seconds")
Approximate UTM coordinates
17/587022/4479927 (zone/easting/northing)
Quadrangle map:
Pittsburgh East
Inventory number
BH 73628 (Bridgehunter.com ID)

Categories 

19th Century (7,536)
Allegheny County, Pennsylvania (421)
Allegheny River (67)
Baltimore & Ohio Railroad (472)
Built 1884 (177)
Built during 1880s (1,987)
Deck girder (5,728)
Girder (10,203)
Iron City Bridge Works (1)
Lost (24,610)
Lost 1921 (28)
 Lost during 1920s (470)
Pennsylvania (5,312)
Pittsburgh, Pennsylvania (148)
Plate girder (7,901)
Pratt through truss (5,370)
Pratt truss (9,268)
Railroad (15,361)
Replaced by new bridge (16,489)
Through truss (15,015)
Truss (32,704)

Update Log 

  • September 13, 2016: Added by Luke

Related Bridges 

Sources 

  • Luke

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