Rating:
5 votes

Morrison Bridge

Photos 

Morrison Bridge

Photo taken by Michael Goff on July 6, 2008

Enlarge

BH Photo #116649

Map 

Facts 

Overview
Bascule bridge over Willamette River on Morrison Street in Portland
Location
Portland, Multnomah County, Oregon
Status
Open to traffic
History
Built 1958
Builders
- American Bridge Co. of New York (Steel Erector)
- Manson Construction (Contractor)
- Moffatt, Nichol and Taylor (Engineers)
- Sverdrup & Parcel of St. Louis, Missouri (Designer)
Design
Double leaf Chicago style bascule lift
Dimensions
Length of largest span: 339.9 ft.
Total length: 759.9 ft.
Deck width: 78.1 ft.
Vertical clearance above deck: 16.6 ft.
Recognition
Posted to the National Register of Historic Places on November 14, 2012
Also called
Morrison Street Bridge
Approximate latitude, longitude
+45.51750, -122.66972   (decimal degrees)
45°31'03" N, 122°40'11" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/525795/5040493 (zone/easting/northing)
Quadrangle map:
Portland
Average daily traffic (as of 2010)
53,835
Inventory numbers
OR 02758 (Oregon Dept. of Transportation structure number)
NRHP 12000933 (National Register of Historic Places reference number)
BH 29882 (Bridgehunter.com ID)
Inspection report (as of March 2015)
Overall condition: Fair
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Deck condition rating: Fair (5 out of 9)
Sufficiency rating: 53.9 (out of 100)
View more at BridgeReports.com

Update Log 

  • April 5, 2018: New photos from Richard Doody
  • March 15, 2018: New photos from John Bernhisel
  • October 29, 2014: New photo from Royce and Bobette Haley
  • October 17, 2014: New photos from Royce and Bobette Haley
  • July 10, 2014: New photos from Andrew Raker
  • September 8, 2010: New Street View added by Michael Goff
  • April 20, 2009: Posted HAER photos
  • July 10, 2008: New photos from Michael Goff
  • July 8, 2008: Updated by Michael Goff
  • July 7, 2008: Updated by Michael Goff

Related Bridges 

Sources 

  • James Baughn - webmaster [at] bridgehunter [dot] com
  • Mike Goff - michael [dot] goff [at] hotmail [dot] com
  • HAER OR-100 - Morrison Bridge, Spanning Willamette River on Morrison & Alder Stre, Portland, Multnomah County, OR
  • Bridges of Portland - Ray Bottenberg, Arcadia Publishing, 2007
  • The Portland Bridge Book - Sharon Wood Wortman, Oregon Historical Society Press, 2001
  • Wikipedia - Morrison Street Bridge
  • Douglas Butler
  • Andrew Raker
  • Royce and Bobette Haley - roycehaley111 [at] yahoo [dot] com
  • John Bernhisel - Johnmbernhisel [at] gmail [dot] com
  • Richard Doody

Comments 

Morrison Street Bridge
Posted October 25, 2007, by Kevin Boyle (keb [at] obec [dot] com)

Your site lists Clackamas County for this bridge when in fact it is entirely in downtown Portland in Multnomah County.