County Rd 179 over Yampa River


+40.47776, -107.01243
40°28'40" N, 107°00'45" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Rd 179 over Yampa River
Structure number:107017900.80903
Location:0.8 Mi S of US Hwy 40
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:66.9 ft. [20.4 m]
Total length:212.9 ft. [64.9 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Owner:County Highway Agency [02]
Year built:1984
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Tee beam [04]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:463 [as of 2016]
Truck traffic:4% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:85.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018FairFairFairFair46385.8
October 2016FairFairFairFair30385.8
October 2014FairFairFairSatisfactory30385.8
October 2012FairFairFairSatisfactory30385.8
October 2010FairFairFairSatisfactory104280.6
October 2008FairFairFairSatisfactory104280.6
September 2006GoodGoodGoodGood58397.9
August 2004GoodGoodGoodGood58399.9
September 2002GoodGoodGoodVery Good58396.9
August 2000GoodGoodGoodVery Good22998.0
September 1999GoodGoodGoodGood22998.0
September 1998GoodGoodGoodGood22998.0
September 1996GoodGoodGoodGood21098.0
September 1994GoodVery GoodGoodGood21099.0
August 1992GoodVery GoodGoodGood21099.0
September 1990GoodGoodVery GoodVery Good195100.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,7041,6530510
Prestressed Concrete Top Flangesq. ft.6,9236,8870360
Wearing Surfacessq. ft.6,3905,89005000
Reinforced Concrete Columneach1001000
Reinforced Concrete Abutmentlinear ft.6565000
Reinforced Concrete Pier Caplinear ft.6565000
Compression Jointlinear ft.130013000
Other Jointlinear ft.63919744200
Elastomeric Bearingeach4848000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.426424200
Steel Protective Coatingsq. ft.426426000