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COLL 7206 over NIOBRARA RIVER

Map

Coordinates:
+42.76026, -101.89323
42°45'37" N, 101°53'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COLL 7206 over NIOBRARA RIVER
Structure number:C001602105
Location:11S 9W OF MERRIMAN
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:49.9 ft. [15.2 m]
Total length:100.1 ft. [30.5 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:20.0 ft. [6.1 m]
Owner:County Highway Agency [02]
Year built:1935
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:40 [as of 1998]
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
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:57.1
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairFairGoodGood4057.1
April 2016FairFairGoodGood4057.1
April 2014FairFairGoodGood4057.1
May 2012FairFairGoodGood4063.1
May 2010FairFairGoodGood4063.1
June 2008FairFairGoodGood4063.1
August 2006FairFairGoodGood4048.6
June 2004FairFairGoodGood4048.6
November 2002FairFairGoodGood4048.6
November 2000FairFairGoodGood4048.6
October 1998FairFairGoodGood4048.6
July 1996GoodGoodGoodGood4050.6
November 1994GoodGoodGoodGood4050.6
November 1992GoodGoodGoodGood4050.6
September 1990GoodGoodGoodGood4050.6