WYO 450 over Oil Creek


+43.83443, -104.28498
43°50'04" N, 104°17'06" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:WYO 450 over Oil Creek
Structure number:FPA
Location:Newcastle-Clareton Road
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:41.0 ft. [12.5 m]
Total length:106.0 ft. [32.3 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:38.7 ft. [11.8 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1989
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: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:772 [as of 2017]
Truck traffic:12% of total traffic
Deck condition:Fair [5 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: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:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:88.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairFairGoodSatisfactory77288.2
February 2017FairFairSatisfactorySatisfactory73288.5
February 2015FairFairSatisfactorySatisfactory72788.5
February 2013FairFairSatisfactorySatisfactory116285.2
January 2011FairFairSatisfactorySatisfactory99386.5
February 2009FairFairSatisfactorySatisfactory101086.4
February 2007FairFairSatisfactorySatisfactory51090.2
February 2005FairSatisfactorySatisfactorySatisfactory88088.4
March 2003FairSatisfactorySatisfactoryGood83088.8
February 2001FairSatisfactorySatisfactoryGood85088.7
February 1999FairGoodVery GoodSatisfactory77089.3
February 1997GoodGoodExcellentGood76089.3
March 1995FairSatisfactoryExcellentGood75089.4
March 1993GoodGoodVery GoodGood74089.5
February 1991Good-Very GoodGood70089.8