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US 85 over Cheyenne River

Map

Coordinates:
+43.42735, -104.19644
43°25'38" N, 104°11'47" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 85 over Cheyenne River
Structure number:FRA
Location:Mule Creek Jct-Newcastle
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:164.1 ft. [50.0 m]
Total length:420.0 ft. [128.0 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1990
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: June 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,131 [as of 2017]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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 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 the assessed or calculated scour condition. [8]
Sufficiency rating:95.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2018FairSatisfactoryGoodSatisfactory213195.0
February 2017FairSatisfactorySatisfactorySatisfactory120095.0
February 2015FairSatisfactorySatisfactorySatisfactory92595.0
January 2013FairSatisfactorySatisfactorySatisfactory88295.0
February 2011FairFairSatisfactorySatisfactory77094.0
February 2009FairFairSatisfactorySatisfactory86094.0
February 2007FairFairSatisfactorySatisfactory84094.0
February 2005FairFairSatisfactorySatisfactory84094.0
March 2003FairFairGoodSatisfactory92094.0
March 2001FairFairGoodSatisfactory85094.0
March 1999GoodGoodExcellentGood80093.0
February 1997GoodGoodExcellentGood80093.0
March 1995FairSatisfactoryExcellentGood76093.0
March 1993GoodGoodGoodVery Good79093.0
September 1991GoodGoodGoodVery Good79093.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,1002,097030
Steel Protective Coatingsq. ft.35,94235,939003
Deck
Reinforced Concrete Decksq. ft.17,8928,1218,8868850
Substructure
Reinforced Concrete Columneach40400
Reinforced Concrete Abutmentlinear ft.1801661400
Reinforced Concrete Pier Caplinear ft.9009000
Joints
Pourable Jointlinear ft.9600096
Open Jointlinear ft.1928410800
Bearings
Movable Bearingeach1501500
Steel Protective Coatingsq. ft.60450015
Fixed Bearingeach50500
Steel Protective Coatingsq. ft.2015005
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.907907000
Steel Protective Coatingsq. ft.2,9022,902000