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Grand Coulee Dam Bridge

Grant County, Washington, and Okanogan County, Washington
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Photos 

Grand Coulee Dam Bridge

Photo taken by Mike Goff in May 2012

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Map 

Street Views 

Facts 

Overview
Open spandrel concrete arch bridge over Columbia River on Grand Coulee Dam in Grand Coulee
Location
Grand Coulee, Grant County, Washington, and Okanogan County, Washington
Status
Open to traffic
History
Built 1941
Design
Open-spandrel deck arch
Dimensions
Total length: 1,650.0 ft.
Approximate latitude, longitude
+47.95579, -118.98341   (decimal degrees)
47°57'21" N, 118°59'00" W   (degrees°minutes'seconds")
Approximate UTM coordinates
11/351922/5313290 (zone/easting/northing)
USGS topographic map
Grand Coulee Dam
Inventory number
BH 34217 (Bridgehunter.com ID)
Inspection (as of 11/2000)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Very Good (8 out of 9)
Substructure condition rating: Very Good (8 out of 9)
Sufficiency rating: 84.8 (out of 100)
Average daily traffic (as of 1998)
100

Categories 

Arch (9,419)
Built 1941 (302)
Built during 1940s (2,799)
Columbia River (35)
Continuous (903)
Dam (28)
Deck arch (8,702)
Grand Coulee, Washington (1)
 Grant County, Washington (13)
Have street view (9,909)
Okanogan County, Washington (11)
Open (28,322)
Open-spandrel arch (582)
Owned by federal government (590)
Total length 1000-2500 feet (1,217)
Washington (844)

Update Log 

  • May 8, 2012: Updated by Mike Goff: Fixed design, added map, added streetview and added photos

Related Bridges 

Sources 

  • Mike Goff - michael [dot] goff [at] hotmail [dot] com

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