Rating:
2 votes

GN - Harpole Covered Bridge 47-38-01

Photos 

Photo taken by Historic American Engineering Record

View photos at Library of Congress

BH Photo #195958

Map 

Facts 

Overview
Howe through truss covered railroad bridge, over Palouse River
Location
Whitman County, Washington
Status
Open to traffic
History
Replaced prior bridge 1922, Truss housed 1928, Converted to vehicle usage 1967
Railroads
- Great Northern Railway (GN)
- Interurban
- Spokane & Inland Empire Railroad (S&IE)
Design
Howe timber through truss railroad bridge, covered, with separately housed trusses, located on a curve, with timber trestle approach over floodplain.
Dimensions
Span length: 150.0 ft.
Total length: 150.0 ft.
Also called
47-38-01
GN - Colfax Bridge
GN - Palouse River Bridge
Manning Bridge
GN - Curtis Lowe Bridge
Approximate latitude, longitude
+46.92832, -117.41535   (decimal degrees)
46°55'42" N, 117°24'55" W   (degrees°minutes'seconds")
Approximate UTM coordinates
11/468380/5197282 (zone/easting/northing)
Quadrangle map:
Diamond
Inventory numbers
WGCB 47-38-01 (World Guide to Covered Bridges number)
BH 48488 (Bridgehunter.com ID)

Update Log 

  • April 16, 2018: New photos from Richard Doody
  • March 18, 2018: Updated by John C Stutz: Added general and detail photos from 1972.
  • February 7, 2014: Updated by Luke Harden: Added category "Railroad"
  • April 6, 2012: Updated by Luke Harden: Added category "HAER documented"
  • March 24, 2011: Added by Michael Goff

Sources 

  • Mike Goff - michael [dot] goff [at] hotmail [dot] com
  • HAER WA-133 - Harpole Bridge
  • John C Stutz
  • Richard Doody