Rating:
1 vote

Steel Bridge

Share:

Photos 

Steel Bridge

from the west bank of the Willamette River

Photo taken by Michael Goff on April 11, 2008

Enlarge

Map 

Street Views 

Facts 

Overview
Vertical-lift through truss bridge over Willamette River on Pacific Highway West & MAX Blue Line in Portland
Location
Portland, Multnomah County, Oregon
Status
Open to highway and light rail traffic on upper deck; bicycle/pedestrian and rail traffic on lower deck
History
Built 1912
Builders
- Robert Wakefield of Portland, Oregon (Superstructure Contractor)
- Union Bridge & Construction Co. of Kansas City, Missouri (Substructure Contractor)
- Waddell & Harrington of Kansas City, Missouri (Engineering Firm)
Railroads
- Amtrak (AMTK)
- Amtrak Cascades
- Light Rail
- MAX Light Rail (MAX)
- Oregon-Washington Railroad & Navigation Co. (OWR&N)
- Southern Pacific Railroad (SP)
- Union Pacific Railroad (UP)
Design
Pratt through truss
Dimensions
Length of largest span: 299.9 ft.
Total length: 799.9 ft.
Deck width: 49.9 ft.
Vertical clearance above deck: 17.8 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+45.52750, -122.66889   (decimal degrees)
45°31'39" N, 122°40'08" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/525856/5041604 (zone/easting/northing)
Quadrangle map:
Portland
Inventory numbers
OR 06683 (Oregon Dept. of Transportation structure number)
BH 29900 (Bridgehunter.com ID)
Inspection (as of 08/2014)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 45.2 (out of 100)
Average daily traffic (as of 2014)
13,400

Update Log 

  • July 27, 2016: New photos from Mike Garland
  • December 10, 2015: New Street View added by Douglas Butler
  • October 19, 2014: New photos from Royce and Bobette Haley
  • July 10, 2014: New photos from Andrew Raker
  • August 28, 2013: New photos from Douglas Butler
  • September 8, 2010: New Street View added by Michael Goff
  • April 20, 2009: Posted HAER photos
  • April 16, 2009: New photos from Michael Goff
  • October 8, 2008: Updated by Michael Goff: Added Design Description
  • September 29, 2008: New photo from Michael Goff
  • September 22, 2008: Updated by Michael Goff
  • June 25, 2008: New photos from Michael Goff

Related Bridges 

Sources 

  • Mike Goff - michael [dot] goff [at] hotmail [dot] com
  • Wikipedia
  • HAER OR-21 - Steel Bridge, Spanning Willamette River at State Route 99, Portland, Multnomah County, OR
  • Historic Highway Bridges of Oregon - Dwight A. Smith, James B. Norman & Pieter T. Dykman, Oregon Historical Society Press, 1989
  • Bridges of Portland - Ray Bottenberg, Arcadia Publishing, 2007
  • The Portland Bridge Book - Sharon Wood Wortman, Oregon Historical Society Press, 2001
  • Douglas Butler
  • Andrew Raker
  • Royce and Bobette Haley - roycehaley111 [at] yahoo [dot] com
  • Mike Garland - Rapier342 [at] comcast [dot] net