County Road 21 over Sandy Creek


+40.53311, -102.47497
40°31'59" N, 102°28'30" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road 21 over Sandy Creek
Structure number:PH21-0.4-14-A
Location:0.4 Mi No of Co Rd 14
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:77.1 ft. [23.5 m]
Total length:82.0 ft. [25.0 m]
Roadway width between curbs:31.8 ft. [9.7 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Owner:County Highway Agency [02]
Year built:1993
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Corrugated Steel [6]
Wearing surface:Gravel [8]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:79 [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:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
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:91.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood7991.0
December 2015GoodGoodGoodGood7991.0
December 2013GoodGoodGoodGood7991.0
December 2011GoodGoodGoodGood7991.0
December 2009GoodGoodGoodGood7291.0
December 2007GoodGoodGoodGood7292.0
October 2005GoodVery GoodVery GoodVery Good7792.0
October 2003GoodVery GoodVery GoodVery Good4689.8
March 2001GoodVery GoodVery GoodVery Good4689.5
March 2000GoodVery GoodGoodVery Good4689.5
March 1999GoodVery GoodVery GoodVery Good4689.5
March 1998GoodVery GoodVery GoodVery Good4689.5
June 1996GoodVery GoodVery GoodVery Good7789.5
May 1994GoodVery GoodVery GoodVery Good7799.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.574057400
Steel Protective Coatingsq. ft.574000574
Reinforced Concrete Abutmentlinear ft.6565000
Corrugated or Orthotropic Decksq. ft.2,64902,64900
Wearing Surfacessq. ft.2,6492,38202670
Steel Protective Coatingsq. ft.2,6490002,649
Strip Seal Jointlinear ft.6501640
Elastomeric Bearingeach1401400
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.164164000
Steel Protective Coatingsq. ft.164164000