Share:

COUNTY HIGHWAY over NIOBRARA RIVER

Map

Coordinates:
+42.78667, -100.92500
42°47'12" N, 100°55'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY HIGHWAY over NIOBRARA RIVER
Structure number:C0E1631903P
Location:2.5E 10.5S OF KILGORE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:100.1 ft. [30.5 m]
Total length:101.1 ft. [30.8 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:14.1 ft. [4.3 m]
Owner:County Highway Agency [02]
Year built:1913
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:10 [as of 2003]
Truck traffic:2% of total traffic
Deck condition:Fair [5 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: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:Meets minimum tolerable limits to be left in place as is [4]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:27.0
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 2017PoorFairPoorPoor1027.0
June 2015PoorFairPoorPoor1025.8
June 2013PoorPoorPoorPoor1023.8
January 2012PoorPoorPoorFair1023.8
February 2010PoorFairPoorPoor1026.8
March 2008PoorFairPoorPoor1026.8
August 2006PoorGoodPoorPoor1030.3
June 2004PoorGoodPoorPoor1030.3
November 2002PoorGoodPoorPoor1030.3
October 2000PoorFairPoorPoor1029.3
October 1998PoorGoodFairPoor1030.3
July 1996PoorFairFairPoor1029.3
November 1994PoorSatisfactoryFairPoor1030.4
November 1992PoorSatisfactoryFairPoor1030.4
September 1990PoorSatisfactoryFairPoor1030.4