County Road AA over Arikaree River


+39.76417, -102.36603
39°45'51" N, 102°21'58" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road AA over Arikaree River
Structure number:YUMAA-13.45-A
Location:2.5 Mi. N of Co.Rd. 11
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:81.4 ft. [24.8 m]
Total length:86.3 ft. [26.3 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:34.8 ft. [10.6 m]
Skew angle:20°
Owner:County Highway Agency [02]
Year built:1999
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:Stringer/Multi-beam or girder [02]
Deck type:Other [9]
Wearing surface:Gravel [8]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:27 [as of 2012]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present desirable criteria [8]
Water adequacy appraisal:Better than present minimum criteria [7]
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:100.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018GoodGoodGoodGood27100.0
December 2016GoodGoodGoodGood27100.0
December 2014GoodGoodGoodGood27100.0
January 2013GoodGoodGoodGood27100.0
December 2010GoodVery GoodGoodGood15100.0
December 2008GoodVery GoodVery GoodGood15100.0
November 2006GoodVery GoodVery GoodGood5099.0
October 2004GoodVery GoodVery GoodGood5099.0
April 2003GoodVery GoodVery GoodVery Good5098.0
April 2001GoodVery GoodVery GoodVery Good25100.0
September 1999GoodVery GoodVery GoodVery Good25100.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.518518000
Prestressed Concrete Top Flangesq. ft.2,9952,64934600
Reinforced Concrete Abutmentlinear ft.7474000
Other Jointlinear ft.432432000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.173173000
Steel Protective Coatingsq. ft.173173000