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Oneonta Creek Bridge

Photos 

Oneonta Creek Bridge

Photo taken by Michael Goff on July 2, 2008

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BH Photo #126554

Map 

Street View 

Facts 

Overview
Concrete beam bridge over Oneonta Creek on Historical Columbia River Highway
Location
Multnomah County, Oregon
Status
Open to pedestrians only
History
Built 1914, Bypassed 1948
Builders
- Charles H. Purcell (Bridge Engineer)
- Karl P. Billner (Design Engineer)
- Pacific Bridge Co. of Portland, Oregon (Contractor)
- The Construction Co. (Sub-Contractor)
Design
One of two nearly identical reinforced concrete girder trestles on the Historical Columbia River Highway and one of four extant structures on the route that have a distinctive cap and arch concrete guard rail system
(HAER NO. OR-36-K)
Dimensions
Length of largest span: 20.0 ft.
Total length: 82.0 ft.
Deck width: 21.3 ft.
Recognition
Posted to the National Register of Historic Places
Approximate latitude, longitude
+45.58957, -122.07532   (decimal degrees)
45°35'22" N, 122°04'31" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/572127/5048863 (zone/easting/northing)
Quadrangle map:
Multnomah Falls
Inventory numbers
OR 04542 (Oregon Dept. of Transportation structure number)
BH 37730 (Bridgehunter.com ID)
Inspection (as of 08/1999)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 7.0 (out of 100)
Average daily traffic (as of 1998)
650

Update Log 

  • September 8, 2010: New Street View added by Michael Goff
  • April 20, 2009: Posted HAER photos
  • October 21, 2008: Added by Michael Goff

Sources 

  • Mike Goff - michael [dot] goff [at] hotmail [dot] com
  • Historic Highway Bridges of Oregon - Dwight A. Smith, James B. Norman & Pieter T. Dykman, Oregon Historical Society Press, 1989
  • HAER OR-36-K - Historic Columbia River Highway, Oneonta Gorge Creek Bridge, Spanning Oneonta Gorge Creek, Troutdale vicinity, Multnomah County, OR