Rating:
4 votes

CSP - Lawyers Canyon Viaduct

Lewis County, Idaho, and Idaho County, Idaho

Photos 

Lawyers Canyon Viaduct

Postcard

BH Photo #253931

Map 

Street View 

Description 

Tallest remaining viaduct in US. The largest of well over a dozen large trestles along abandoned Camas Prairie Railroad, most of which are wooden.

Facts 

Overview
Deck plate girder bridge over Lawyers Canyon on Railroad
Location
Lewis County, Idaho, and Idaho County, Idaho
Status
Intact but closed to all traffic
History
Built 1908, abandoned 2000
Builders
- American Bridge Co. of New York
- Kelly-Atkinson Construction Co. of Chicago, Illinois
Railroads
- Camas Prairie Railroad (CSP)
- Northern Pacific Railway (NP)
Design
Deck plate girder viaduct, 1,520 feet long and 280 feet high.
Dimensions
Total length: 1,520.0 ft.
Approximate latitude, longitude
+46.20083, -116.42042   (decimal degrees)
46°12'03" N, 116°25'14" W   (degrees°minutes'seconds")
Approximate UTM coordinates
11/544715/5116525 (zone/easting/northing)
Quadrangle map:
Craigmont
Inventory number
BH 56256 (Bridgehunter.com ID)

Categories 

Abandoned (3,767)
American Bridge Co. (1,549)
Built 1908 (767)
Built during 1900s (7,419)
Camas Prairie Railroad (56)
Deck girder (5,993)
Girder (10,650)
Have street view (27,557)
Idaho (546)
 Idaho County, Idaho (73)
Kelly-Atkinson Construction Co. (16)
Lewis County, Idaho (24)
Northern Pacific Railway (447)
Plate girder (8,279)
Railroad (16,012)
Steel Trestle (151)
Tall Bridges (324)
Total length 1000-2500 feet (1,913)

Update Log 

  • May 15, 2021: New photos from Wyatt Griffis
  • April 30, 2021: New photos from Dave King
  • September 30, 2020: New photos from David Shedlock
  • January 13, 2020: New photo from Geoff Hubbs
  • April 8, 2018: New photo from Richard Doody
  • October 7, 2015: New photos from Kyle Jarvis
  • May 16, 2013: New Street View added by J.P.
  • May 16, 2013: Updated by Zachary S: Added categories "Abandoned", "Tall Bridges"

Sources 

Comments 

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