County Road 86 over Cottonwood Creek


+43.86270, -108.15344
43°51'46" N, 108°09'12" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road 86 over Cottonwood Creek
Structure number:EIQ
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:95.1 ft. [29.0 m]
Total length:133.9 ft. [40.8 m]
Roadway width between curbs:18.0 ft. [5.5 m]
Deck width edge-to-edge:19.4 ft. [5.9 m]
Owner:County Highway Agency [02]
Year built:1926
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:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:1,037 [as of 2016]
Deck condition:Serious [3 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:40.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$705,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018PoorSeriousFairFair103740.5
January 2017PoorSeriousFairFair2045.0
January 2016PoorSeriousFairFair16040.9
January 2015PoorSeriousFairFair16040.9
January 2014PoorSeriousPoorFair16025.8
January 2013PoorSeriousPoorFair16026.2
January 2012PoorSeriousPoorFair16025.8
January 2011PoorSeriousPoorFair16025.8
January 2010PoorSeriousPoorFair16025.8
January 2009PoorSeriousPoorFair16025.8
January 2008PoorCriticalPoorFair17025.8
January 2007PoorCriticalPoorFair5538.0
January 2006PoorCriticalPoorFair5538.0
January 2005PoorCriticalPoorFair5538.0
January 2004PoorSeriousPoorFair5538.0
January 2003PoorSeriousPoorFair5538.0
January 2002PoorSeriousPoorFair5538.0
January 2001PoorSeriousFairFair5545.0
February 2000PoorSeriousFairFair5545.0
January 1999PoorSeriousFairFair5545.0
February 1998PoorSeriousFairFair5545.0
February 1996PoorSeriousFairFair5545.0
January 1995PoorSeriousPoorFair5538.0
January 1994FairGoodGoodSatisfactory5560.0
January 1993FairGoodGoodSatisfactory5560.0
February 1992GoodGoodGoodGood5560.0