Historic Bridges
of the United States
Portersville Road Bridge
Lawrence County
,
Pennsylvania
Overview
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Terraserver USA
Facts
Overview
Through truss bridge over Slippery Rock Creek on PA 488 (Portersville Road)
Location
Lawrence County
,
Pennsylvania
Status
Open to traffic
History
Built 1932; rehabilitated 1984
Design
Pratt through truss
Dimensions
Length of largest span: 154.9 ft.
Total length: 310.1 ft.
Deck width: 23.6 ft.
Vertical clearance above deck: 11.2 ft.
Approximate latitude, longitude
+40.87500, -80.23333
(decimal degrees)
40°52'30" N, 80°13'60" W
(degrees°minutes'seconds")
Inventory numbers
PA 37 0488 0060 0000
(Pennsylvania bridge number)
BH 31152
(Bridgehunter.com ID)
Inspection
(as of 09/2006)
Deck condition rating:
Fair
(5 out of 9)
Superstructure condition rating:
Poor
(4 out of 9)
Substructure condition rating:
Fair
(5 out of 9)
Appraisal:
Structurally deficient
Sufficiency rating: 45.9
(out of 100)
Average daily traffic
(as of 2006)
7,625
Categories
Built 1932
(522)
Built during 1930s
(5,173)
Lawrence County, Pennsylvania
(37)
Open
(21,694)
Owned by state
(6,584)
Pennsylvania
(1,696)
Pratt truss
(1,490)
Span length 125-175 feet
(2,011)
Structurally deficient
(10,817)
Through truss
(5,325)
Total length 250-500 feet
(2,120)
Truss
(15,913)
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