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I 90 over INT E GARRISON-RR

Map

Coordinates:
+46.51363, -112.78970
46°30'49" N, 112°47'23" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 90 over INT E GARRISON-RR
Structure number:I00090175+05331
Location:1.2M S GARRISON
Purpose:Carries highway overpass over highway and railroad
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:148.0 ft. [45.1 m]
Total length:597.8 ft. [182.2 m]
Roadway width between curbs:41.3 ft. [12.6 m]
Deck width edge-to-edge:44.3 ft. [13.5 m]
Vertical clearance below bridge:26.2 ft. [8.0 m]
Owner:State Highway Agency [01]
Year built:1979
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:5
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,253 [as of 2017]
Truck traffic:21% of total traffic
Deck condition:Satisfactory [6 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]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:94.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairSatisfactoryGoodSatisfactory425394.0
September 2016FairSatisfactoryGoodSatisfactory425594.0
September 2014GoodGoodGoodGood789094.0
September 2012FairSatisfactoryGoodGood789094.0
November 2010GoodGoodGoodGood789094.0
November 2008GoodGoodGoodGood783094.0
May 2007GoodVery GoodVery GoodVery Good806094.0
April 2005GoodVery GoodVery GoodVery Good828094.0
June 2003GoodVery GoodVery GoodVery Good734094.0
September 2000GoodVery GoodVery GoodVery Good809094.0
October 1997GoodVery GoodVery GoodVery Good851094.0
August 1995FairSatisfactoryVery GoodVery Good679094.0
February 1995FairSatisfactoryVery GoodVery Good675098.0
June 1993FairSatisfactoryVery GoodVery Good629098.0
August 1991GoodGoodVery GoodGood682098.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,9892,989000
Steel Protective Coatingsq. ft.39,156036,8061,1751,175
Deck
Reinforced Concrete Decksq. ft.26,40423,5472,833240
Wearing Surfacessq. ft.26,40416,7489,65600
Substructure
Reinforced Concrete Columneach44000
Reinforced Concrete Abutmentlinear ft.1541361350
Reinforced Concrete Pier Caplinear ft.1641481240
Joints
Strip Seal Jointlinear ft.8308300
Bearings
Movable Bearingeach2561900
Steel Protective Coatingsq. ft.2502311
Fixed Bearingeach53200
Steel Protective Coatingsq. ft.50500
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,19895824000