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I 15 over INT HARRISON AVE

Map

Coordinates:
+45.98444, -112.50817
45°59'04" N, 112°30'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 15 over INT HARRISON AVE
Structure number:I00015127+09362
Location:BUTTE
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:61.0 ft. [18.6 m]
Total length:209.0 ft. [63.7 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.6 ft. [13.3 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:31°
Owner:State Highway Agency [01]
Year built:1960
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: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,312 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Good [7 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:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:79.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$815,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairGoodSatisfactorySatisfactory931279.0
September 2015FairGoodSatisfactorySatisfactory1416079.0
September 2013FairGoodSatisfactorySatisfactory1416079.0
September 2011FairGoodSatisfactorySatisfactory1416079.0
September 2009FairGoodSatisfactorySatisfactory1342079.0
August 2007FairSatisfactoryGoodGood1380079.0
July 2003GoodGoodGoodGood1264079.0
January 1999GoodGoodGoodGood1250079.0
January 1994GoodGoodGoodGood787079.0
January 1992GoodGoodGoodVery Good775079.0
February 1988GoodGoodGoodVery Good746079.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,3811,35417100
Deck
Reinforced Concrete Decksq. ft.9,1289,128000
Wearing Surfacessq. ft.9,1288,70604220
Substructure
Reinforced Concrete Columneach64200
Reinforced Concrete Abutmentlinear ft.121113620
Reinforced Concrete Pier Caplinear ft.14410125180
Joints
Pourable Jointlinear ft.141607830
Bearings
Movable Bearingeach1201110
Steel Protective Coatingsq. ft.1200111
Fixed Bearingeach2602600
Steel Protective Coatingsq. ft.2600323
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.417041700
Steel Protective Coatingsq. ft.1,5501,4727800