Rating:
1 vote

Powder River Bridge

Photos 

Powder River Bridge At Mizpah

View from the west

Photo taken by David Jones in June 2017

Enlarge

BH Photo #394558

Map 

Facts 

Overview
Through truss bridge over Powder River on CR 302 (Trail Creek Road)
Location
Custer County, Montana
Status
Open to traffic
History
Built 1926
Builder
- William P. Roscoe Co. of Billings, Montana
Design
Main spans: Three-span polygonal Warren through truss with alternating verticals
Approach span: Warren pony truss
Dimensions
Length of largest span: 136.2 ft.
Total length: 455.1 ft.
Deck width: 17.4 ft.
Approximate latitude, longitude
+46.24500, -105.26500   (decimal degrees)
46°14'42" N, 105°15'54" W   (degrees°minutes'seconds")
Approximate UTM coordinates
13/479571/5121303 (zone/easting/northing)
Quadrangle map:
Mizpah
Inventory number
BH 23003 (Bridgehunter.com ID)
Inspection (as of 04/2015)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 47.4 (out of 100)
Average daily traffic (as of 2004)
100

Update Log 

  • June 17, 2017: New photos from David Jones

Sources 

  • David Jones - david2jpix [at] yahoo [dot] com