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Duwamish River Bridge

Map 

Facts 

Overview
Through truss bridge over Duwamish River on 42nd Avenue S in Tukwila
Location
Tukwila, King County, Washington
Status
Open to traffic
History
Built 1949
Design
Polygonal Warren through truss
Dimensions
Length of largest span: 220.2 ft.
Total length: 284.1 ft.
Deck width: 24.0 ft.
Vertical clearance above deck: 15.3 ft.
Also called
Allentown Bridge
Approximate latitude, longitude
+47.49083, -122.27972   (decimal degrees)
47°29'27" N, 122°16'47" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/554255/5259962 (zone/easting/northing)
Quadrangle map:
Des Moines
Average daily traffic (as of 2014)
10,000
Inventory number
BH 34271 (Bridgehunter.com ID)
Inspection report (as of April 2017)
Overall condition: Poor
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Poor (4 out of 9)
Deck condition rating: Fair (5 out of 9)
Sufficiency rating: 7.3 (out of 100)
View more at BridgeReports.com

Sources 

  • K. A. Erickson