St. Johns Bridge

Facts 

Overview

Suspension bridge over Willamette River on US 30 Bypass in Portland

Location

Portland, Multnomah County, Oregon

Status

Open to traffic

History

Built 1931

Builders

- David B. Steinman (Lead Engineer)
- Gilpin Construction (Contractor)
- John A. Roebling & Sons (Cables)
- Lindstrom & Feigenson (Contractor)
- Robinson and Steinman Engineering (Engineers)

Design

Wire suspension

Dimensions

Length of largest span: 1,207.0 ft.
Total length: 3,606.1 ft.
Deck width: 40.0 ft.
Vertical clearance above deck: 18.0 ft.

Inventory number

BH 29896 (Bridgehunter.com ID)

Categories 

Update Log 

• July 8, 2008: Updated by Michael Goff
• July 1, 2008: Updated by Michael Goff: Updated information
• June 25, 2008: New photos from Michael Goff

Sources 

• James Baughn - webmaster [at] bridgehunter [dot] com
• Michael Goff - michael [dot] goff [at] odot [dot] state [dot] or [dot] us
• St. Johns Bridge HAER Webpage

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