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STATE ROUTE 12 over N. FORK CALAVERAS RIVER

Map

Coordinates:
+38.20631, -120.71128
38°12'23" N, 120°42'41" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STATE ROUTE 12 over N. FORK CALAVERAS RIVER
Structure number:30 0007
Location:10-CAL-012-17.25
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:64.0 ft. [19.5 m]
Total length:299.9 ft. [91.4 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:32.8 ft. [10.0 m]
Skew angle:39°
Owner:State Highway Agency [01]
Year built:1938
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:6
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,500 [as of 2009]
Truck traffic:7% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:53.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,535,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairFairGoodGood750053.2
June 2013FairSatisfactoryGoodGood750071.9
June 2009FairSatisfactoryGoodGood580073.7
May 2007FairSatisfactoryGoodGood580073.7
May 2005FairSatisfactoryGoodGood615073.3
April 2004PoorCriticalGoodGood615068.8
March 2003FairFairGoodGood620073.2
May 2002FairFairGoodGood620073.2
May 1999FairFairGoodGood507073.4
March 1997FairFairGoodGood507074.4
February 1995GoodGoodGoodGood480075.9
May 1993GoodGoodGoodGood580074.8
August 1991GoodGoodGoodGood580074.8