Historic Bridges
of the United States
Ninth Street Bridge
Allegheny County
,
Pennsylvania
Overview
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Facts
Overview
Suspension bridge over Allegheny River on Ninth Street in Pittsburgh
Location
Pittsburgh
,
Allegheny County
,
Pennsylvania
Status
Open to traffic
History
Built 1926; rehabilitated 1993
Design
Wire suspension
Dimensions
Length of largest span: 430.1 ft.
Total length: 995.1 ft.
Deck width: 38.1 ft.
Vertical clearance above deck: 15.6 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+40.45167, -80.00167
(decimal degrees)
40°27'06" N, 80°00'06" W
(degrees°minutes'seconds")
Inventory numbers
PA 02 7301 0000 2014
(Pennsylvania bridge number)
BH 30279
(Bridgehunter.com ID)
Inspection
(as of 05/2005)
Deck condition rating:
Fair
(5 out of 9)
Superstructure condition rating:
Satisfactory
(6 out of 9)
Substructure condition rating:
Satisfactory
(6 out of 9)
Appraisal:
Functionally obsolete
Sufficiency rating: 64.2
(out of 100)
Average daily traffic
(as of 2005)
22,462
Categories
Allegheny County, Pennsylvania
(121)
Allegheny River
(24)
Built 1926
(303)
Built during 1920s
(4,005)
Functionally obsolete
(5,033)
NR-eligible
(2,570)
Open
(21,540)
Pennsylvania
(1,694)
Pittsburgh, Pennsylvania
(48)
Span length 250-500 feet
(564)
Suspension
(151)
Total length 500-1000 feet
(987)
Comments
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