County Road 77 over White River


+40.16250, -108.34517
40°09'45" N, 108°20'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road 77 over White River
Structure number:RIOB-077-00.49
Location:0.5 Mi E of St Hwy 64
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:68.6 ft. [20.9 m]
Total length:131.9 ft. [40.2 m]
Roadway width between curbs:12.1 ft. [3.7 m]
Deck width edge-to-edge:12.1 ft. [3.7 m]
Owner:County Highway Agency [02]
Year built:1955
Year reconstructed:1992
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:2
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Corrugated Steel [6]
Wearing surface:Gravel [8]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:46 [as of 2012]
Truck traffic:20% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:68.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairVery GoodSatisfactoryFair4668.9
September 2016FairVery GoodSatisfactoryFair4668.9
September 2014FairVery GoodSatisfactoryFair4643.9
September 2012FairFairSatisfactoryFair4665.9
September 2010FairGoodSatisfactoryFair2466.9
September 2008FairGoodGoodFair2466.9
August 2006FairGoodGoodSatisfactory2177.9
July 2004FairVery GoodGoodSatisfactory2177.9
October 2002FairVery GoodGoodSatisfactory2177.9
October 2001FairGoodSatisfactorySatisfactory1477.8
August 1999FairGoodSatisfactorySatisfactory1477.8
July 1997FairGoodSatisfactorySatisfactory1477.8
October 1995FairGoodSatisfactorySatisfactory477.8
August 1993GoodVery GoodGoodGood480.0
September 1991GoodGoodGoodGood478.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.5274740530
Steel Protective Coatingsq. ft.5274740053
Steel Stringerlinear ft.395395000
Steel Protective Coatingsq. ft.395395000
Steel Floor Beamlinear ft.169169000
Steel Protective Coatingsq. ft.169169000
Steel Columneach124440
Steel Protective Coatingsq. ft.124008
Steel Abutmentlinear ft.24120012
Steel Protective Coatingsq. ft.24120012
Steel Pier Caplinear ft.41122900
Steel Protective Coatingsq. ft.41120029
Corrugated or Orthotropic Decksq. ft.1,5951,595000
Steel Protective Coatingsq. ft.1,5951,595000
Movable Bearingeach80800
Steel Protective Coatingsq. ft.80008
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.26457441603
Steel Protective Coatingsq. ft.2645700207