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Williams Fork River CR 330 Bridge

Photos 

Side view, from the north

Photo taken by Roger Deschner in July 2016

License: Creative Commons Attribution-Share-Alike (CC BY-SA)

Enlarge

BH Photo #359710

Map 

Description 

This little pony truss on an unpaved county road near Hot Sulphur Springs has a mystery in its history. While most of the bridge is connected with rivets, the top chord is connected with bolts. The bolts are square-head bolts and are likely original.

Facts 

Overview
4-panel Pratt pony truss bridge over Williams Fork River on CR 330
Location
Grand County, Colorado
Status
Open to traffic, posted for load
History
Built 1929; rehabilitated 1992
Builder
- Denver Steel Iron Works of Denver, Colorado
Design
Pratt pony truss
Dimensions
Length of largest span: 59.0 ft.
Total length: 61.0 ft.
Deck width: 15.7 ft.
Approximate latitude, longitude
+40.00009, -106.17982   (decimal degrees)
40°00'00" N, 106°10'47" W   (degrees°minutes'seconds")
Approximate UTM coordinates
13/399289/4428433 (zone/easting/northing)
Quadrangle map:
Battle Mountain
Inventory numbers
CO 049033000.5020A (Colorado off-system bridge number)
BH 11902 (Bridgehunter.com ID)
Inspection (as of 10/2015)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 26.2 (out of 100)
Average daily traffic (as of 2012)
81

Update Log 

  • December 12, 2016: Updated by Matt Lohry: Updated bridge type and description.
  • July 30, 2016: Updated by Roger Deschner: Added photos, corrected GPS location, added builder

Sources 

  • Roger Deschner - rogerdeschner [at] gmail [dot] com
  • Matt Lohry