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Steel Bridge

Multnomah County, Oregon

Photos 

Steel Bridge

from the west bank of the Willamette River

Photo taken by Michael Goff on April 11, 2008

Enlarge

BH Photo #115909

Map 

Street Views 

View Uglybridges.com report

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

Categories 

Amtrak (434)
Amtrak Cascades (17)
Built 1912 (727)
Built during 1910s (8,713)
Double decker (54)
HAER documented (1,096)
Have street view (21,869)
Light Rail (15)
MAX Light Rail (4)
Movable (2,703)
Multnomah County, Oregon (97)
NR-eligible (3,966)
Navigable waterway (1,998)
OR 99 (25)
Open (36,380)
Oregon (864)
Oregon-Washington Railroad & Navigation Co. (20)
Owned by railroad (9,751)
 Portland, Oregon (58)
Pratt through truss (4,568)
Pratt truss (7,965)
Rail-and-Road (311)
Railroad (13,044)
Robert Wakefield (6)
Southern Pacific Railroad (488)
Span length 250-500 feet (1,078)
Structurally deficient (18,357)
Through truss (12,857)
Total length 500-1000 feet (2,517)
Truss (29,369)
Union Bridge & Construction Co. (18)
Union Pacific Railroad (1,906)
Vertical lift (410)
Waddell & Harrington (39)
Willamette River (52)

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

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