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RAMP TO W I 90 over SHILOH INTERCHANGE

Map

Coordinates:
+45.73222, -108.60389
45°43'56" N, 108°36'14" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RAMP TO W I 90 over SHILOH INTERCHANGE
Structure number:I00090444+04434
Location:BILLINGS
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:89.9 ft. [27.4 m]
Total length:329.1 ft. [100.3 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:State Highway Agency [01]
Year built:2001
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:4
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: April 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:27,940 [as of 2009]
Truck traffic:2% 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:Superior to present desirable criteria [9]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:91.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201691.0GoodGoodGoodGood-27940
April 201491.0GoodGoodGoodGood-27940
April 201291.0GoodGoodGoodGood-27940
April 201091.0GoodGoodGoodGood-27940
April 200891.0GoodGoodGoodGood-25790
April 200693.0GoodGoodVery GoodVery Good-23730
February 200593.0GoodVery GoodVery GoodVery Good-24950
December 200193.0GoodExcellentExcellentExcellent-21770