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E ANTELOPE RD over ANTELOPE CREEK 036

Map

Coordinates:
+48.68603, -104.44661
48°41'10" N, 104°26'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:E ANTELOPE RD over ANTELOPE CREEK 036
Structure number:L46270000+06001
Location:E ANTELOPE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:38.1 ft. [11.6 m]
Total length:40.0 ft. [12.2 m]
Roadway width between curbs:23.3 ft. [7.1 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Owner:County Highway Agency [02]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Channel beam [22]
Deck type:Not applicable [N]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2002]
Deck condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:97.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairGoodGoodSatisfactory10097.0
December 2015FairGoodGoodFair10087.0
December 2013FairGoodGoodFair10087.0
January 2012FairGoodGoodFair10087.0
January 2010GoodGoodGoodGood10098.0
December 2007GoodGoodVery GoodVery Good10098.0
December 2005GoodVery GoodVery GoodVery Good10096.0
December 2004GoodVery GoodVery GoodVery Good10096.0
March 2002GoodVery GoodVery GoodVery Good10096.0
December 1999GoodVery GoodVery GoodVery Good10096.0
February 1998GoodVery GoodVery GoodVery Good10096.0
January 1996GoodVery GoodVery GoodVery Good10096.0
November 1993GoodVery GoodVery GoodVery Good3195.0
February 1992GoodVery GoodGoodVery Good3195.0
February 1990GoodVery GoodGoodVery Good3195.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.240235500
Deck
Reinforced Concrete Top Flangesq. ft.9588629600
Substructure
Reinforced Concrete Abutmentlinear ft.112733900
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.79592000
Steel Protective Coatingsq. ft.1981584000