Historic Bridges of the U.S. | Astoria-Megler Bridge

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Astoria-Megler Bridge

Photo taken by Michael Goff on September 9, 2007

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Overview: Through truss bridge over Columbia River on US 101 in Astoria
Status: Open to traffic
History: Built 1966
Builders: - American Bridge Co. of New York
- DeLong Corporation
- Pomeroy Gerwick
- William A. Bugee
Design: The Astoria-Megler Bridge is the longest continuous truss bridge in North America and second in length worldwide. The total length of the structure which includes 198 spans of various length and styles is 4.1 miles stretching from Astoria, Oregon to Megler, Washington. The completion of the bridge in 1966 closed the last remaining gap in the Pacific Coast Highway, and made it possible to drive the entire highway from Canada to Mexico on an uninterrupted paved highway.
Dimensions: Length of largest span: 1,232.0 ft.
Total length: 21,677.0 ft.
Deck width: 27.9 ft.
Vertical clearance above deck: 17.2 ft.
Approximate latitude, longitude: +46.20389, -123.85583 (decimal degrees)
46°12'14" N, 123°51'21" W (degrees°minutes'seconds")
Approximate UTM coordinates: 10/433974/5117057 (zone/easting/northing)
Elevation: 0.0 ft. above sea level
USGS topographic map: Astoria
Inventory number: BH 29906 (Bridgehunter.com ID)
Inspection (as of 10/2007): Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 72.0 (out of 100)
Average daily traffic (as of 2006): 7,100

Columbia River Bridge

Posted June 26, 2008, by Mike in Portland (mcnair1 [at] yahoo [dot] com)

It's more long than scary (about three miles), and it's a lot of fun to cross. This is an excellent photo, but it has to be seen in person.

Columbia River Bridge

Posted June 25, 2008, by J.R. Manning (thekitchenguy [at] sbcglobal [dot] net)

Wow! That's a beauty - and I'll bet it's a white knuckler to drive across!