The structure is a combination of both steel and concrete arches. The main span of the 3,223-feet structure is a 600-foot steel through arch flanked by two 350-foot steel deck arches. There are five reinforced concrete deck arch secondary spans on the south end of the steel arches and fifteen concrete deck girder approach spans. Decorative elements include ornamental spandrel deck railing brackets, fluted entrance pylons, and a pedestrian plaza with elaborate stairways leading to observation areas.
(Oregon Department of Transportation - Historical Bridges)
Length of largest span: 600.0 ft.
Total length: 3,223.3 ft. (0.6 mi.)
Deck width: 27.0 ft.
Vertical clearance above deck: 14.5 ft.
Posted to the National Register of Historic Places on August 5, 2006
Approximate latitude, longitude
+44.62139, -124.05533(decimal degrees) 44°37'17" N, 124°03'19" W (degrees°minutes'seconds")
OR 01820 (Oregon Dept. of Transportation structure number)
NRHP 05000821 (National Register of Historic Places reference number)
BH 30070 (Bridgehunter.com ID)
Inspection (as of 10/2015)
Deck condition rating: Satisfactory(6 out of 9) Superstructure condition rating: Poor(4 out of 9) Substructure condition rating: Satisfactory(6 out of 9) Appraisal: Structurally deficient
Sufficiency rating: 8.2 (out of 100)
Average daily traffic (as of 2014)
August 24, 2017: Photo imported by Roger Deschner
September 7, 2016: New photos from Mike Garland
September 3, 2016: New photos from Mike Garland
September 2, 2016: New photos from Mike Garland
October 22, 2014: New photos from Royce and Bobette Haley
March 9, 2014: Updated by Dave King: Added NRHP info & imported photos
November 27, 2012: New photo from Adam
January 18, 2012: New photo from Kelly Smith
October 19, 2011: New photos from Michael Goff
July 1, 2010: New photos from Michael Goff
April 13, 2010: New Street View added by Nathan Holth
August 12, 2009: New photos from Michael Goff
August 6, 2009: New photos from Michael Goff
April 19, 2009: Posted HAER photos
October 23, 2008: Updated by Michael Goff: Fixed Typo
July 14, 2008: Updated by Michael Goff
Mike Goff - michael [dot] goff [at] hotmail [dot] com