Rating:
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Lumsden Bridge

Tuolumne County, California

Photo 

Photo taken by rhe National Forest Service

License: Creative Commons Attribution (CC BY)

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BH Photo #279938

Map 

Facts 

Overview
Warren pony truss with all verticals bridge over S. Fork Toulumne River on Lumsden Rd
Location
Tuolumne County, California
Status
Open to traffic
Design
Steel Warren pony truss with all verticals
Dimensions
Length of largest span: 83.7 ft.
Total length: 112.5 ft.
Deck width: 11.5 ft.
Approximate latitude, longitude
+37.84831, -120.02997   (decimal degrees)
37°50'54" N, 120°01'48" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/761326/4193142 (zone/easting/northing)
Quadrangle map:
Jawbone Ridge
Average daily traffic
50
Inventory number
BH 60280 (Bridgehunter.com ID)
Inspection report (as of May 2017)
Overall condition: Fair
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Good (7 out of 9)
Deck condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 74 (out of 100)
View more at BridgeReports.com

Categories 

Built 1932 (963)
Built during 1930s (11,750)
California (2,595)
Open (39,897)
Owned by U.S. Forest Service (302)
Owned by federal government (1,220)
Pony truss (16,189)
 Span length 75-100 feet (6,434)
Total length 100-125 feet (5,176)
Truss (32,814)
Tuolumne County, California (36)
Warren pony truss (3,360)
Warren pony truss with all verticals (459)
Warren truss (6,568)

Update Log 

  • March 16, 2014: New photo from Luke Harden
  • March 16, 2014: Added by Craig Philpott

Sources 

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