RTE I490 over RTE 940K


+43.15721, -77.65942
43°09'26" N, 77°39'34" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RTE I490 over RTE 940K
Structure number:000000001048729
Location:JCT I490 & MT READ BLVD
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:124.7 ft. [38.0 m]
Total length:126.0 ft. [38.4 m]
Roadway width between curbs:39.0 ft. [11.9 m]
Deck width edge-to-edge:151.3 ft. [46.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
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 22.5 / HS 25 [9]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:108,104 [as of 2016]
Truck traffic:5% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Superior to present desirable criteria [9]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances 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:65.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$6,813,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodVery GoodExcellentExcellent10810465.0
October 2015GoodVery GoodExcellentExcellent9962165.0
November 2013GoodVery GoodExcellentExcellent9962178.0
November 2011GoodExcellentExcellentExcellent9960078.0
November 2009GoodExcellentExcellentExcellent10183578.0
December 2008PoorFairFairSerious10183547.2
December 2007PoorFairFairSerious9868149.0
December 2006PoorFairFairSerious9868149.0
December 2005PoorFairGoodSerious11170849.0
December 2003PoorFairGoodSerious11170849.0
October 2001PoorFairGoodSerious8962049.0
June 1999PoorSatisfactoryGoodSerious10490449.0
July 1997PoorFairGoodPoor8411765.0
September 1996PoorPoorSatisfactoryPoor8411763.0
August 1995PoorPoorSatisfactorySerious8411747.0
September 1994PoorPoorSatisfactorySerious8411747.0
October 1993PoorPoorSatisfactorySerious8765047.0
August 1992PoorPoorSatisfactorySerious8215530.0
July 1991PoorPoorSatisfactorySerious8133530.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,0162,016000
Steel Protective Coatingsq. ft.28,51626,7421,77400
Reinforced Concrete Decksq. ft.19,12219,122000
Wearing Surfacessq. ft.17,98717,987000
Reinforced Concrete Abutmentlinear ft.3443301400
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.758758000