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IRR BIA RTE 7 over NO MOUTH CREEK

Dewey County, South Dakota

Map

Coordinates:
+45.29903, -100.38711
45°17'57" N, 100°23'14" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR BIA RTE 7 over NO MOUTH CREEK
Structure number:00000000000A007
Location:25.7 KM NO. OF US HWY 212
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:30.8 ft. [9.4 m]
Total length:100.7 ft. [30.7 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:25.3 ft. [7.7 m]
Owner:Bureau of Indian Affairs [62]
Year built:1960
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:4
Main spans material:Concrete [1]
Main spans design:Channel beam [22]
Deck type:Concrete Precast Panels [2]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:70 [as of 2017]
Truck traffic:5% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:54.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,810,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017PoorPoorPoorSatisfactory7054.5
August 2015PoorPoorPoorSatisfactory7063.2
July 2013PoorPoorPoorSatisfactory7063.2
September 2011PoorPoorPoorSatisfactory7063.0
April 2010PoorPoorPoorSatisfactory7063.0
December 2007PoorPoorPoorSatisfactory7063.0
October 2005FairFairFairSatisfactory7081.4
August 2003FairFairFairSatisfactory7081.4
July 2001FairFairFairSatisfactory7082.4
June 1998FairFairFairSatisfactory34072.8
July 1995FairFairFairSatisfactory34069.5
November 1993FairFairFairSatisfactory32569.6