Historic Bridges
of the United States
Allegheny River I-76 Bridge
Allegheny County
,
Pennsylvania
Overview
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Facts
Overview
Deck truss bridge over Allegheny River on the Pennsylvania Turnpike (I-76) in Plum
Location
Plum
,
Allegheny County
,
Pennsylvania
Status
Open to traffic
History
Built 1952; rehabilitated 1987
Design
Deck truss
Dimensions
Length of largest span: 534.1 ft.
Total length: 2,186.1 ft.
Deck width: 61.0 ft.
Approximate latitude, longitude
+40.53833, -79.82167
(decimal degrees)
40°32'18" N, 79°49'18" W
(degrees°minutes'seconds")
Inventory numbers
PA 02 7076 9900 4800
(Pennsylvania bridge number)
BH 30214
(Bridgehunter.com ID)
Inspection
Average daily traffic
(as of 2005)
9,597
Categories
Allegheny County, Pennsylvania
(121)
Allegheny River
(24)
Built 1952
(121)
Built during 1950s
(1,398)
Deck truss
(533)
I-76
(3)
Open
(21,591)
Owned by state
(6,524)
Pennsylvania
(1,696)
Plum, Pennsylvania
(4)
Span length 500-1000 feet
(234)
Total length 1000-2500 feet
(696)
Truss
(15,739)
Comments
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