I 90 over INT W BILLINGS-U1010


+45.74977, -108.55644
45°44'59" N, 108°33'23" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 90 over INT W BILLINGS-U1010
Structure number:I00090446+01582
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:140.1 ft. [42.7 m]
Total length:143.1 ft. [43.6 m]
Roadway width between curbs:37.4 ft. [11.4 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:14°
Owner:State Highway Agency [01]
Year built:1994
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: April 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,255 [as of 2015]
Truck traffic:14% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:36.0 tons [32.7 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:95.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201695.0FairGoodGoodSatisfactory-9255
April 201495.0FairGoodGoodSatisfactory-27940
April 201295.0FairGoodGoodSatisfactory-27940
April 201095.0FairGoodGoodSatisfactory-27940
April 200895.0FairGoodGoodSatisfactory-25790
May 200695.0FairGoodVery GoodSatisfactory-23730
May 200495.0FairGoodVery GoodSatisfactory-24950
October 200195.0FairGoodVery GoodSatisfactory-21770
January 200095.0FairGoodVery GoodSatisfactory-19960
July 199895.0FairGoodVery GoodSatisfactory-17680
May 199695.0GoodVery GoodVery GoodVery Good-16320
June 199496.0GoodExcellentExcellentExcellent-15270
January 199396.0GoodExcellentExcellentExcellent-14030
February 199198.0GoodGoodGoodGood-12620

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Girder/Beamlinear ft.981981000
Reinforced Concrete Decksq. ft.5,7595,759000
Reinforced Concrete Abutmentlinear ft.105901050
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2852711400