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Cowlitz River Bridge

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Photos 

Cowlitz River Bridge

from east

Photo taken by Michael Goff on June 20, 2009

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Map 

Facts 

Overview
Concrete arch bridge over Cowlitz River on US 12
Location
Lewis County, Washington
Status
Open to traffic
History
Built 1968
Design
Open-spandrel concrete arch
Dimensions
Length of largest span: 520.0 ft.
Total length: 1,232.0 ft.
Deck width: 27.9 ft.
Approximate latitude, longitude
+46.53955, -122.46683   (decimal degrees)
46°32'22" N, 122°28'01" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/540881/5154136 (zone/easting/northing)
USGS topographic map
Mossyrock
Inventory number
BH 34380 (Bridgehunter.com ID)
Inspection (as of 03/2010)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Good (7 out of 9)
Sufficiency rating: 72.9 (out of 100)
Average daily traffic (as of 2010)
4,271

Update Log 

  • June 22, 2009: New photos from Michael Goff

Related Bridges 

Sources 

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