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N MAIN ST over CANAL

Map

Coordinates:
+46.02066, -112.53570
46°01'14" N, 112°32'09" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:N MAIN ST over CANAL
Structure number:U01801002+09441
Location:BUTTE-N MAIN ST
Purpose:Carries highway and pedestrian walkway over pedestrian/bicycle trail
Route classification:Minor Arterial (Urban) [16]
Length of largest span:95.1 ft. [29.0 m]
Total length:95.1 ft. [29.0 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:39.4 ft. [12.0 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:2009
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
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: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,796 [as of 2016]
Truck traffic:1% 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: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:91.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$422,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactoryGoodSatisfactory379691.8
October 2015FairSatisfactoryGoodSatisfactory346093.7
October 2013FairSatisfactoryGoodGood346092.7
October 2011FairSatisfactoryGoodGood346092.7
November 2009GoodGoodGoodGood214092.8
October 2007PoorFairFairPoor183046.7
March 2006FairFairFairFair183061.8
June 2004FairFairFairFair173061.9
March 2002PoorFairFairPoor180046.7
June 2000PoorFairFairPoor232044.5
April 1997PoorFairFairPoor237044.5
February 1995PoorFairFairPoor171546.6
March 1993PoorFairFairPoor165448.6
December 1990PoorFairFairPoor235548.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.476476000
Deck
Reinforced Concrete Decksq. ft.3,7462,5437684350
Substructure
Reinforced Concrete Abutmentlinear ft.7977200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.190190000