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MT MURPHY RD over SOUTH FK AMERICAN RIVER

Map

Coordinates:
+38.80194, -120.89083
38°48'07" N, 120°53'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MT MURPHY RD over SOUTH FK AMERICAN RIVER
Structure number:25C0004
Location:0.1 MI E OF SR 49
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:162.1 ft. [49.4 m]
Total length:488.9 ft. [149.0 m]
Roadway width between curbs:10.5 ft. [3.2 m]
Deck width edge-to-edge:12.1 ft. [3.7 m]
Vertical clearance above deck:13.5 ft. [4.1 m]
Owner:County Highway Agency [02]
Year built:1915
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2016

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:284 [as of 2012]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:15.0 tons [13.6 metric tons]
Inventory rating:3.0 tons [2.7 metric tons]
Sufficiency rating:2.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,925,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 20162.0FairFairFairFairSD284
July 201413.5FairSatisfactorySatisfactoryGoodSD284
July 20120.0PoorPoorFairGoodSD280
January 20110.0PoorPoorFairGoodSD280
August 20082.0FairFairFairGoodSD1050
August 20062.0FairFairFairGoodSD1050
April 20042.0FairFairFairGoodSD1050
March 20022.0FairFairFairGoodSD488
April 20002.0FairFairFairGoodSD488
December 19973.0FairFairFairGoodSD488
October 19951.0PoorPoorFairFairSD488
December 19932.0PoorPoorFairFairSD488
November 19912.0PoorPoorFairFairSD415