Rating:
No votes cast

Ruby River Bridge

Map 

Facts 

Overview
Lost Pony truss bridge over Ruby River on CR 170
Location
Madison County, Montana
Status
Replaced by a new bridge
History
Built 1936; replaced 2010
Design
Pony truss
Dimensions
Length of largest span: 54.1 ft.
Total length: 55.1 ft.
Deck width: 21.7 ft.
Approximate latitude, longitude
+45.43444, -112.25611   (decimal degrees)
45°26'04" N, 112°15'22" W   (degrees°minutes'seconds")
Approximate UTM coordinates
12/401750/5031980 (zone/easting/northing)
Quadrangle map:
Beaverhead Rock NE
Inventory number
BH 23096 (Bridgehunter.com ID)
Inspection (as of 09/2015)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Good (7 out of 9)
Sufficiency rating: 100.0 (out of 100)
Average daily traffic (as of 2003)
100

Categories 

Built 1936 (1,013)
Built during 1930s (10,583)
Lost (18,697)
Lost 2010 (376)
Lost during 2010s (2,006)
Madison County, Montana (19)
Montana (751)
Owned by county (18,857)
Pony truss (15,054)
Replaced by new bridge (12,393)
Span length 50-75 feet (8,906)
Total length 50-75 feet (8,438)
Truss (29,451)
Wooden deck (5,864)

Update Log 

  • May 20, 2017: Updated by Dave King: Updated status: replaced

Sources 

  • Dave King - DKinghawkfan [at] hotmail [dot] com