Rating:
1 vote

Freestone Flat Road Bridge

Photos 

Freestone Flat

Looking NE.

Photo taken by Craig Philpott in March 2010

Enlarge

BH Photo #156852

Map 

Street View 

Description 

Bridge appears to be a combination of two different designs resulting from unknown retrofits or repairs. Steel stringer west end terminates at steel vertical support transition point to central and east end sections consisting of "double single" "bailey type" prefabricated truss elements with steel grate deck.

Facts 

Overview
Deck truss bridge over Salmon Creek on Freestone Flat Road in Occidental
Location
Sonoma County, California
Status
Open to traffic
History
Built 1955
Design
Steel stringer west side approach with "Bailey type" prefabricated truss elements on center and east side.
Dimensions
Length of largest span: 63.0 ft.
Total length: 103.0 ft.
Deck width: 12.1 ft.
Approximate latitude, longitude
+38.37889, -122.92278   (decimal degrees)
38°22'44" N, 122°55'22" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/506744/4247857 (zone/easting/northing)
Quadrangle map:
Camp Meeker
Inventory numbers
CA 20C-440 (California bridge number)
BH 11611 (Bridgehunter.com ID)
Inspection (as of 10/2015)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 43.2 (out of 100)
Average daily traffic (as of 2015)
121

Update Log 

  • June 14, 2017: Updated by Fmiser: Moved from category "Bailey" to "Pre-fab, modular steel panel truss"
  • June 6, 2010: New Street View added by Craig Philpott
  • March 3, 2010: Updated by Craig Philpott: Updated design and added photos

Sources