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Structures / Saint John's Bridge
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About this data sheet:
Structure-ID: s0000510
Created on: 11/16/99
Modified on: 12/10/08


Saint John's Bridge

Built: 1929 - 1931
Status: in use
Address: U.S. Route 30 Bypass
Location: Portland, Multnomah County, Oregon, USA
UTM: 10.518490.5047780
Carries: U.S. Route 30
Crosses: Willamette River
Saint Johns Bridge (Willamette River)
Click on the image to enlarge it.
There is a total of 23 images.
Structural Type:
Suspension bridge
gravity-anchored, deck truss
Function / usage:
Road bridge

Persons involved with this structure
Legend: Phase of works
RoleNamePart of structure 
Designer David Bernard Steinman

Firms, offices, etc. involved with this structure
Legend: Phase of works
RoleNamePart of structure 
Current owner Oregon Department of Transportation
Design Robinson & Steinman
Contractor Gilpin Construction Company piers
  La Pointe Construction Company approach
  U.S. Steel Products Company main bridge
Concrete construction Lindstrom & Feigenson deck
Cable steel supplier John A. Roebling's Sons Company

Technical information
DescriptionValue
Construction materials used
cables  steel
deck  steel
pylons  steel
Dimensions
  main span 367.9 m
pylon   pylon height 121.9 m

Relevant Web Sites
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External LinkA Span for All Seasons: St. John's Bridge English
External LinkHAER: St. John's Bridge, Spans Willamette River at US Highway 30, Portland, Multnomah County, OR English
External LinkHistoric Bridges of the United States: Willamette River (#6497+123+00091) English
External LinkOPAC: St. Johns Bridge - Seismic Susceptibility Study English
External LinkThe Bridges of Portland, Oregon English

Relevant Literature
* Cortright, Robert S.   Bridging the World, Bridge Ink, Wilsonville (USA) , ISBN 0964196336, 2003.
* Jackson, Donald C.   Great American Bridges and Dams, John Wiley & Sons, New York (USA) , ISBN 0471143855, 1984; pp. 305-306.
* Leonhardt, Fritz   Brücken / Bridges (4th edition), Deutsche Verlags-Anstalt, Stuttgart (Germany) , ISBN 3421025908, 1994; pp. 279-281.
* Smith, Dwight A.   Historic Highway Bridges of Oregon (2nd edition), Oregon Historical Society, Portland (USA) , ISBN 0875952054, 1989; pp. 113.

 
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