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MRL - Bitterroot River Bridge #1

Photos 

MRL - Bitterroot River Bridge

View from the southeast

Photo taken by David Jones in November 2016

Enlarge

BH Photo #369766

Map 

Description 

All spans likely relocated from other locations. NP documents stating locations not yet digitized. Information from NPRHA.org Online Collection

Facts 

Overview
Pratt through truss bridge over Bitterroot River on Montana Rail Link
Location
Missoula, Missoula County, Montana
Status
Open to traffic
History
Built at various times using secondhand spans
Railroads
- Montana Rail Link (MRL)
- Northern Pacific Railroad (NP)
Design
1-120' "Through Lattice Girder" (Warren Pony Truss)
1-112' Pratt pin connected through truss
1-70' Deck Plate Girder
4 Spans Trestle
Dimensions
Length of largest span: 120.0 ft.
Total length: 412.0 ft.
Also called
NP Bridge #4
Approximate latitude, longitude
+46.83126, -114.05438   (decimal degrees)
46°49'53" N, 114°03'16" W   (degrees°minutes'seconds")
Approximate UTM coordinates
11/724640/5190626 (zone/easting/northing)
Quadrangle map:
Southwest Missoula
Inventory number
BH 74335 (Bridgehunter.com ID)

Update Log 

  • February 8, 2020: Updated by John Marvig: Added information from NP bridge records
  • April 8, 2019: New photo from David Shedlock
  • March 22, 2018: Updated by John Marvig: Added Build Date from NP Bridge Book
  • January 14, 2018: Updated by Christopher Finigan: Added category "Pin-connected"
  • November 10, 2016: Added by David Jones

Sources 

Comments 

MRL - Bitterroot River Bridge
Posted April 8, 2019, by Luke

David, your postcard is clearly of a road bridge, not a railroad bridge.