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I 90 over INT BEARMOUTH

Map

Coordinates:
+46.69904, -113.43176
46°41'57" N, 113°25'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 90 over INT BEARMOUTH
Structure number:I00090138+00852
Location:BEARMOUTH
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:45.9 ft. [14.0 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:40.7 ft. [12.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1970
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:Latex Concrete or similar additive [3]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,050 [as of 2015]
Truck traffic:24% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:97.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2016GoodGoodGoodGood405097.0
May 2014GoodGoodGoodGood891097.0
May 2012GoodGoodGoodGood891097.0
August 2010FairFairGoodGood891096.0
April 2008FairSatisfactoryGoodGood739097.0
June 2006FairSatisfactoryVery GoodGood883097.0
June 2002GoodGoodVery GoodGood757097.0
April 1998GoodGoodVery GoodGood868097.0
March 1994GoodGoodVery GoodGood637097.0
November 1991GoodGoodGoodGood660097.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.591590100
Deck
Reinforced Concrete Decksq. ft.4,8654,865000
Wearing Surfacessq. ft.4,8654,865000
Substructure
Reinforced Concrete Columneach40310
Reinforced Concrete Abutmentlinear ft.9898000
Reinforced Concrete Pier Caplinear ft.7272000
Bearings
Fixed Bearingeach2020000
Steel Protective Coatingsq. ft.2020000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.2400228120
Steel Protective Coatingsq. ft.40028000120