The Dalles Bridge

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Coordinates: 45 ° 36 ′ 36 ″  N , 121 ° 8 ′ 21 ″  W.

The Dalles Bridge
The Dalles Bridge
Driveway of The Dalles Bridge towards Washington
use US 197.svg US Highway 197
Crossing of Columbia River
place Dallesport , Washington and
The Dalles , Oregon
construction Girder bridge and truss bridge
overall length 1020 m
Longest span 176 m
opening 1953
location
The Dalles Bridge (Oregon)
The Dalles Bridge
TheDallesBridgeNorth.jpg
Panoramic picture with a view of the lock of The Dalles Dam
p1

The Dalles Bridge is a two-lane road bridge over the Columbia River between Dallesport ( Klickitat County ) in Washington and The Dalles ( Wasco County ) in Oregon . It runs along US Highway 197 and is operated by the Oregon Department of Transportation (ODOT). The traffic volume averages 8,400 vehicles per day.

The Dalles Dam and downstream behind the Dalles Bridge .

The bridge was built between 1951 and 1953 as part of the construction of The Dalles Dam by Wasco County and financed through toll revenues until 1974. It is located downstream directly behind the dam and on the Washington side spans the shipping channel behind the lock .

The bridge has a total length of about 1020 meters (the information varies between 1017.7 m and 1019.6 m) and is a combination of a girder bridge and a truss bridge . The middle part is a Gerber beam from steel m with a span of 175.6 and one each 39.0 m long anchor carrier, to which Oregon side on which the girder bridge adjoins and on the Washington side two Warren - truss (strut frame with posts and the roadway below) as an extension of the northern anchor girder to the abutment . The bridge was inaugurated on December 18, 1953.

See also

Web links

Commons : The Dalles Bridge  - collection of pictures, videos and audio files

Individual evidence

  1. ↑ a b Border Bridges - US197 Dalles Bridge (ODOT). Washington State Department of Transportation. Retrieved August 28, 2017.
  2. ^ A b c Craig E. Holstine, Richard Hobbs: Spanning Washington: Historic Highway Bridges of the Evergreen State. Washington State Univ. Press, 2005, ISBN 0-87422-281-8 , pp. 106 f.