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US 87 over SOUTH WILLOW CREEK

Map

Coordinates:
+46.55229, -108.59129
46°33'08" N, 108°35'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 87 over SOUTH WILLOW CREEK
Structure number:P00061008+01631
Location:7M N ROUNDUP
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:89.9 ft. [27.4 m]
Total length:89.9 ft. [27.4 m]
Roadway width between curbs:43.6 ft. [13.3 m]
Deck width edge-to-edge:46.3 ft. [14.1 m]
Owner:State Highway Agency [01]
Year built:1976
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:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,390 [as of 2015]
Truck traffic:7% of total traffic
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:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
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 assessed or calculated scour condition. [5]
Sufficiency rating:81.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017GoodGoodGoodGood139081.0
January 2013GoodGoodGoodGood182080.0
January 2009GoodGoodGoodGood129083.0
January 2005GoodGoodGoodGood188080.0
November 2000GoodGoodGoodGood169080.0
February 1997GoodGoodGoodGood149080.0
January 1993GoodGoodVery GoodGood118084.2
January 1991GoodGoodVery GoodGood111384.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.449445400
Deck
Reinforced Concrete Decksq. ft.4,1761,6292,54700
Substructure
Reinforced Concrete Abutmentlinear ft.121913000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1801620180
Steel Protective Coatingsq. ft.3602709000