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W. KEYSTONE RD. over SNAKE RIVER

Map

Coordinates:
+39.60566, -105.97184
39°36'20" N, 105°58'19" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W. KEYSTONE RD. over SNAKE RIVER
Structure number:117000800.30007
Location:.3 MI S OF HIGHWAY 9
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:66.9 ft. [20.4 m]
Total length:73.2 ft. [22.3 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1972
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Prestressed concrete [5]
Main span design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,343 [as of 2017]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:84.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactoryFairGood234384.4
June 2015FairSatisfactoryFairGood129985.7
June 2013FairSatisfactoryFairGood129985.7
June 2011FairSatisfactoryFairGood129985.7
May 2009FairSatisfactorySatisfactoryGood129996.7
June 2007FairSatisfactorySatisfactoryGood176296.6
June 2005FairSatisfactorySatisfactoryGood176296.6
May 2003FairSatisfactoryGoodGood176296.6
June 2001FairSatisfactoryVery GoodGood310696.3
September 1999FairSatisfactoryVery GoodGood310696.3
August 1997FairSatisfactoryGoodGood310696.3
October 1995FairSatisfactoryGoodGood246697.4
October 1993FairSatisfactoryGoodGood246697.4
July 1991FairSatisfactoryGoodGood246697.4

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.43826317230
Deck
Reinforced Concrete Decksq. ft.2,9422,942000
Wearing Surfacessq. ft.2,7812,08606950
Substructure
Reinforced Concrete Abutmentlinear ft.93831000
Concrete Protective Coatingsq. ft.9393000
Bearings
Elastomeric Bearingeach1212000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1460013115
Steel Protective Coatingsq. ft.146000146