Historic Bridges
of the United States
Greenfield Road Bridge
Allegheny County
,
Pennsylvania
Overview
Post comment
Contact webmaster
On this page:
Map
·
Facts
·
Categories
·
Comments
Map
Vicinity map
Map links:
Google Maps
Yahoo! Maps
TopoZone
Terraserver USA
Facts
Overview
Open-spandrel arch bridge over I-376 on Greenfield Road in Pittsburgh
Location
Pittsburgh
,
Allegheny County
,
Pennsylvania
Status
Open to traffic
History
Built 1922; rehabilitated 1980
Design
Open-spandrel arch
Dimensions
Length of largest span: 274.0 ft.
Total length: 465.9 ft.
Deck width: 29.9 ft.
Approximate latitude, longitude
+40.42833, -79.93833
(decimal degrees)
40°25'42" N, 79°56'18" W
(degrees°minutes'seconds")
Approximate UTM coordinates
17/590055/4475840
(zone/easting/northing)
USGS topographic map
Pittsburgh East
Inventory numbers
PA 02 7301 0000 3039
(Pennsylvania bridge number)
BH 30250
(Bridgehunter.com ID)
Inspection
(as of 08/2007)
Deck condition rating:
Satisfactory
(6 out of 9)
Superstructure condition rating:
Poor
(4 out of 9)
Substructure condition rating:
Fair
(5 out of 9)
Appraisal:
Structurally deficient
Sufficiency rating: 47.6
(out of 100)
Average daily traffic
(as of 2007)
7,782
Categories
Allegheny County, Pennsylvania
(121)
Arch
(7,666)
Built 1922
(344)
Built during 1920s
(4,734)
Deck arch
(6,750)
Open
(22,111)
Open-spandrel arch
(224)
Pennsylvania
(1,714)
Pittsburgh, Pennsylvania
(48)
Span length 250-500 feet
(593)
Structurally deficient
(12,037)
Total length 250-500 feet
(2,171)
Comments
Post a comment here
·
Contact webmaster