Rating:
1 vote

Black Bridge

Photos 

Straight-On Portal View Of Bridge, Looking Northeast From 25.30 Road

Photo taken by Historic American Engineering Record

View photos at Library of Congress

BH Photo #135097

Map 

Facts 

Overview
Lost through truss bridge over Gunnison River on CR 25.30
Location
Mesa County, Colorado
Status
Lost
History
Built 1891 by the Kansas City Bridge Co.; damaged by flooding in 1983
Builder
- Kansas City Bridge Co. of Kansas City, Missouri
Design
Pratt through truss
Dimensions
Length of largest span: 217.9 ft.
Total length: 220.2 ft.
Deck width: 15.1 ft.
Vertical clearance above deck: 14.8 ft.
Approximate latitude, longitude
+39.03333, -108.57333   (decimal degrees)
39°01'60" N, 108°34'24" W   (degrees°minutes'seconds")
Approximate UTM coordinates
12/710043/4323277 (zone/easting/northing)
Quadrangle map:
Grand Junction
Inventory numbers
CO MESA-25.3-B.9 (Colorado off-system bridge number)
BH 41279 (Bridgehunter.com ID)
Inspection (as of 03/1989)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Critical (2 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 22.0 (out of 100)
Average daily traffic (as of 1991)
1

Update Log 

  • March 8, 2009: Added by James Baughn

Sources 

  • HAER CO-30-G - Black Bridge
  • James Baughn - webmaster [at] bridgehunter [dot] com