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COUNTY HIGHWAY over NIOBRARA RIVER

Map

Coordinates:
+42.79167, -101.00000
42°47'30" N, 101°00'00" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY HIGHWAY over NIOBRARA RIVER
Structure number:C0E1601105P
Location:10S 1.75W OF KILGORE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:100.1 ft. [30.5 m]
Total length:102.0 ft. [31.1 m]
Roadway width between curbs:15.4 ft. [4.7 m]
Deck width edge-to-edge:15.4 ft. [4.7 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Owner:County Highway Agency [02]
Year built:1916
Year reconstructed:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:5 [as of 2003]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Better than present minimum criteria [7]
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 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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:29.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017PoorSatisfactoryPoorPoor529.0
June 2015PoorGoodPoorPoor529.0
June 2013PoorGoodPoorPoor529.0
September 2012PoorGoodPoorFair529.0
March 2008PoorGoodFairSerious529.0
August 2006PoorGoodFairSerious527.8
June 2004PoorGoodFairPoor527.8
November 2002PoorGoodFairPoor527.8
October 2000FairGoodFairFair538.0
October 1998FairFairFairFair537.0
July 1996FairFairFairSatisfactory530.6
November 1994FairFairFairSatisfactory531.3
November 1992FairFairFairGood537.6
September 1990FairFairFairGood537.6