Rating:
1 vote

East Gallatin River Bridge

Photos 

East Gallatin River Bridge Hamilton Road

View from the north

Photo taken by David Jones in November 2016

Enlarge

BH Photo #369611

Map 

Facts 

Overview
Pony truss bridge over East Gallatin River on CR 077
Location
Gallatin County, Montana
Status
Open to traffic
History
Built 1928; rehabilitated 1988
Design
Riveted, 5-panel Pratt pony truss
Dimensions
Length of largest span: 80.1 ft.
Total length: 82.0 ft.
Deck width: 15.1 ft.
Approximate latitude, longitude
+45.82389, -111.14083   (decimal degrees)
45°49'26" N, 111°08'27" W   (degrees°minutes'seconds")
Approximate UTM coordinates
12/489060/5074490 (zone/easting/northing)
Quadrangle map:
Belgrade
Inventory number
BH 23030 (Bridgehunter.com ID)
Inspection (as of 01/2016)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Fair (5 out of 9)
Sufficiency rating: 43.2 (out of 100)
Average daily traffic (as of 2004)
100

Categories 

Built 1928 (1,030)
Built during 1920s (8,759)
Gallatin County, Montana (44)
Montana (751)
One-lane traffic (7,421)
Open (36,536)
Owned by county (18,846)
Pony truss (15,049)
Pratt pony truss (3,180)
Pratt truss (8,017)
Span length 75-100 feet (5,792)
Total length 75-100 feet (5,931)
Truss (29,441)
Wooden deck (5,863)

Update Log 

  • November 8, 2016: New photos from David Jones

Sources 

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