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MAIN BOULDER RD over BOULDER RIVER

Map

Coordinates:
+45.72329, -109.99680
45°43'24" N, 109°59'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MAIN BOULDER RD over BOULDER RIVER
Structure number:S00298008+05001
Location:8M S BIG TIMBER
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:70.9 ft. [21.6 m]
Total length:206.0 ft. [62.8 m]
Roadway width between curbs:31.5 ft. [9.6 m]
Deck width edge-to-edge:34.5 ft. [10.5 m]
Owner:State Highway Agency [01]
Year built:1975
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:Prestressed concrete [5]
Main spans 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: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:492 [as of 2017]
Truck traffic:1% of total traffic
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:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:87.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairGoodGoodSatisfactory49287.4
August 2016FairGoodGoodSatisfactory6091.4
August 2014FairGoodGoodSatisfactory104080.8
August 2012FairGoodGoodFair104068.3
August 2010GoodGoodGoodGood104080.8
August 2008GoodGoodVery GoodGood106079.6
July 2004GoodGoodVery GoodVery Good106080.6
April 2001GoodGoodVery GoodVery Good102081.0
January 2000GoodGoodVery GoodVery Good80086.2
April 1997GoodGoodVery GoodVery Good33791.9
September 1992GoodGoodVery GoodVery Good33992.5
February 1991GoodGoodGoodVery Good60090.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,0141,014000
Deck
Reinforced Concrete Decksq. ft.7,0615,6491,41200
Substructure
Reinforced Concrete Pier Walllinear ft.6906900
Reinforced Concrete Abutmentlinear ft.8583200
Bearings
Fixed Bearingeach2020000
Steel Protective Coatingsq. ft.2020000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.4133724100
Steel Protective Coatingsq. ft.5175070100