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COUNTY HIGHWAY over NIOBRARA RIVER

Map

Coordinates:
+42.81833, -101.65167
42°49'06" N, 101°39'06" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY HIGHWAY over NIOBRARA RIVER
Structure number:C001602605P
Location:7S 2E OF MERRIMAN
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:84.0 ft. [25.6 m]
Total length:130.9 ft. [39.9 m]
Roadway width between curbs:13.5 ft. [4.1 m]
Deck width edge-to-edge:14.1 ft. [4.3 m]
Vertical clearance above deck:12.1 ft. [3.7 m]
Owner:County Highway Agency [02]
Year built:1909
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:Fair
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:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Basically intolerable requiring high priority of corrrective action [3]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
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 2017FairFairFairFair100.0
June 2016FairFairFairFair100.0
September 2012PoorPoorFairFair1018.9
March 2008PoorFairSeriousPoor100.0
August 2006FairGoodFairFair1015.6
June 2004FairFairFairFair100.0
November 2002FairSatisfactoryFairFair1015.6
November 2000FairSatisfactoryFairFair1015.6
October 1998FairSatisfactoryFairFair1015.6
July 1996FairSatisfactoryFairFair1017.5
November 1994PoorPoorFairFair1016.4
November 1992FairFairFairFair1021.7
September 1990FairFairFairFair1021.7