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STATE ROUTE 160 over STEAMBOAT SLOUGH

Map

Coordinates:
+38.30413, -121.57436
38°18'15" N, 121°34'28" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STATE ROUTE 160 over STEAMBOAT SLOUGH
Structure number:24 0052
Location:03-SAC-160-19.76
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:226.1 ft. [68.9 m]
Total length:344.2 ft. [104.9 m]
Roadway width between curbs:18.0 ft. [5.5 m]
Deck width edge-to-edge:19.4 ft. [5.9 m]
Vertical clearance above deck:14.8 ft. [4.5 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1924
Year reconstructed:1953
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:M 9 / H 10 [1]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Movable - Bascule [16]
Deck type:Open Grating [3]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,550 [as of 2009]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:44.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairGoodGoodFair155044.1
April 2016FairGoodGoodFair155044.1
April 2014FairSatisfactorySatisfactoryGood155047.7
April 2012FairSatisfactorySatisfactoryGood155048.1
April 2010PoorSatisfactoryPoorGood208027.0
April 2006PoorFairPoorGood208025.6
October 2005FairSatisfactoryGoodGood208047.5
September 2003FairSatisfactoryGoodGood208047.5
April 2002FairSatisfactoryGoodGood208047.5
June 2001GoodGoodGoodGood208047.5
April 2000GoodGoodGoodGood208047.5
November 1999GoodGoodGoodGood208047.5
December 1998GoodGoodGoodGood208047.5
January 1998GoodGoodGoodGood208047.5
May 1995FairGoodGoodFair250043.9
June 1993FairGoodGoodFair240060.8
January 1990FairGoodGoodFair240060.8