Thurman Street Bridge

Facts 

Overview

Deck truss bridge over Balch Gulch on NW Thurman Street in Portland

Location

Portland, Multnomah County, Oregon

Status

Open to traffic

History

Built 1905

Builder

- J.C.B. Lockwood (Design Engineer)

Design

The 160 foot Balch Gulch Bridge is one of two remaining pin-connected deck truss in Oregon. The hanging Pratt truss is the oldest highway deck truss in the state and is a rare design in Oregon.
(Historical Highway Bridges of Oregon - 1989)

Dimensions

Length of largest span: 160.0 ft.
Total length: 400.0 ft.

Also called

Balch Gulch Bridge

Inventory number

BH 29889 (Bridgehunter.com ID)

Categories 

Update Log 

• November 25, 2008: Updated by Michael Goff: Added Builder and Design Information
• September 30, 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

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