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IRR BIA RTE 9 over LITTLE WHITE RIVER

Map

Coordinates:
+43.35972, -100.86886
43°21'35" N, 100°52'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR BIA RTE 9 over LITTLE WHITE RIVER
Structure number:00000000000A030
Location:4.0 KM N JCT US 18 & RT 9
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:35.1 ft. [10.7 m]
Total length:108.9 ft. [33.2 m]
Roadway width between curbs:30.5 ft. [9.3 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Owner:Bureau of Indian Affairs [62]
Year built:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 13.5 / HS 15 [3]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Channel beam [22]
Deck type:Concrete Precast Panels [2]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:531 [as of 2018]
Truck traffic:8% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:80.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairFairFairFair53180.4
August 2016FairFairFairFair53180.4
August 2014FairFairFairFair53180.4
September 2013FairFairFairFair53180.4
September 2011FairGoodGoodFair53181.2
April 2010FairGoodGoodFair53181.2
December 2007FairGoodGoodFair53181.2
November 2005GoodGoodGoodGood53191.3
October 2003GoodGoodGoodGood53191.3
October 2001GoodGoodGoodGood52092.3
June 1998GoodGoodGoodGood52095.2
July 1995FairFairGoodGood52093.2
October 1993GoodGoodGoodGood51994.2