Bridgehunter.com | Balch Gulch Bridge

Share:

Photos

Thurman Street Bridge

Photo taken by Michael Goff on September 29, 2008

Overview: Pin-connected Pratt 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 (Consulting Engineer)
Design: Pin-connected Pratt deck truss
Dimensions: Length of largest span: 160.0 ft.
Total length: 400.0 ft.
Deck width: 26.9 ft.
Also called: Thurman Street Bridge
Approximate latitude, longitude: +45.53554, -122.71263 (decimal degrees)
45°32'08" N, 122°42'45" W (degrees°minutes'seconds")
Approximate UTM coordinates: 10/522437/5042485 (zone/easting/northing)
USGS topographic map: Portland
Inventory number: BH 29889 (Bridgehunter.com ID)
Inspection (as of 07/2011): Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 53.3 (out of 100)
Average daily traffic (as of 2010): 4,028

September 8, 2010: New Street View added by Michael Goff
November 25, 2008: Updated by Michael Goff: Added Builder and Design Information
September 30, 2008: New photos from Michael Goff

James Baughn - webmaster [at] bridgehunter [dot] com
Mike Goff - michael [dot] goff [at] hotmail [dot] com
Historic Highway Bridges of Oregon - Dwight A. Smith, James B. Norman & Pieter T. Dykman, Oregon Historical Society Press, 1989