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SR 31 over PEND OREILLE RIVER

Map

Coordinates:
+48.86519, -117.37323
48°51'55" N, 117°22'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 31 over PEND OREILLE RIVER
Structure number:0003749A0000000
Location:14.3 N JCT SR 20
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:240.2 ft. [73.2 m]
Total length:695.9 ft. [212.1 m]
Roadway width between curbs:26.2 ft. [8.0 m]
Deck width edge-to-edge:33.8 ft. [10.3 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Owner:State Highway Agency [01]
Year built:1950
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Truss - Deck [09]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,192 [as of 2016]
Truck traffic:9% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:49.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$9,466,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairGoodFairSatisfactory119249.5
August 2016FairGoodFairSatisfactory115649.3
August 2014FairGoodFairSatisfactory115649.3
August 2012FairGoodFairSatisfactory145648.2
September 2010FairGoodSatisfactorySatisfactory149257.2
September 2008FairGoodSatisfactoryFair149248.0
September 2006FairSatisfactorySatisfactoryFair130048.7
July 2004PoorPoorGoodFair130045.3
May 2003PoorPoorGoodFair130045.3
July 2001PoorPoorGoodFair130045.3
May 1999PoorPoorGoodSatisfactory150055.8
August 1997PoorPoorGoodSatisfactory156870.4
August 1995PoorPoorGoodSatisfactory156870.4
August 1993FairSatisfactoryGoodSatisfactory124074.3
May 1990PoorSeriousGoodSatisfactory124069.0