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IRR COUNTY ROAD over CK

Dewey County, South Dakota

Map

Coordinates:
+45.09464, -101.46598
45°05'41" N, 101°27'58" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRR COUNTY ROAD over CK
Structure number:000000021020261
Location:1.7 W 5.2 N LANTRY
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:23.0 ft. [7.0 m]
Total length:24.0 ft. [7.3 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:24.3 ft. [7.4 m]
Owner:County Highway Agency [02]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Corrugated Steel [6]
Wearing surface:Other [9]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:55 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
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]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:71.5
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$10,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018FairSatisfactorySatisfactoryFair5571.5
July 2016FairSatisfactorySatisfactoryFair5571.5
July 2014FairSatisfactorySatisfactoryFair5571.5
August 2012FairSatisfactorySatisfactoryFair5566.1
August 2010FairSatisfactorySatisfactoryFair5566.1
August 2008FairSatisfactorySatisfactoryFair5566.1
September 2006FairSatisfactorySatisfactoryFair5566.1
July 2004FairGoodSatisfactoryFair5566.1
May 2002FairGoodSatisfactoryFair5555.7
October 2000FairGoodSatisfactoryFair5555.7
June 1998FairGoodSatisfactoryFair5585.8
August 1996FairGoodGoodSatisfactory5596.8
August 1994FairGoodGoodSatisfactory5589.3
August 1992GoodGoodGoodGood5571.7
November 1990GoodGoodGoodGood5564.0