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MAIN BOULDER RD over SEP I 90

Map

Coordinates:
+45.82634, -109.94860
45°49'35" N, 109°56'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MAIN BOULDER RD over SEP I 90
Structure number:S00298000+08841
Location:BIG TIMBER
Purpose:Carries highway over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:140.1 ft. [42.7 m]
Total length:395.0 ft. [120.4 m]
Roadway width between curbs:31.5 ft. [9.6 m]
Deck width edge-to-edge:34.5 ft. [10.5 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1980
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:2
Main spans material:Steel continuous [4]
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: April 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:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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]
Underclearances appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:95.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairSatisfactorySatisfactorySatisfactory49295.8
April 2016FairSatisfactorySatisfactorySatisfactory6098.0
April 2014FairSatisfactorySatisfactorySatisfactory104095.8
April 2012FairSatisfactorySatisfactorySatisfactory104095.8
April 2010FairSatisfactorySatisfactorySatisfactory104095.8
April 2008FairSatisfactoryGoodSatisfactory106094.8
April 2006GoodGoodGoodGood71098.0
March 2004GoodGoodGoodGood216094.8
November 2001GoodGoodGoodGood216094.8
January 2000GoodGoodGoodGood161095.8
December 1997GoodGoodGoodGood153095.8
February 1996GoodGoodGoodGood96598.8
May 1994GoodGoodGoodGood744100.0
May 1992GoodGoodGoodGood92799.1
September 1989FairGoodSatisfactoryGood87799.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,1402,1063400
Steel Protective Coatingsq. ft.27,82020,4286,9554370
Deck
Reinforced Concrete Decksq. ft.14,0235,4327,5979940
Substructure
Reinforced Concrete Abutmentlinear ft.125119600
Reinforced Concrete Pileeach96210
Reinforced Concrete Pier Caplinear ft.125113660
Joints
Strip Seal Jointlinear ft.8989000
Bearings
Movable Bearingeach2002000
Steel Protective Coatingsq. ft.2016040
Fixed Bearingeach146800
Steel Protective Coatingsq. ft.1410040
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.79053125900
Steel Protective Coatingsq. ft.98866303250