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I-90 N B over US 20 BR

Map

Coordinates:
+42.27075, -88.96495
42°16'15" N, 88°57'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90 N B over US 20 BR
Structure number:101996800000000
Old structure number:000101996844594 (from 1992 edition)
Location:2 MI E ROCKFORD
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:84.0 ft. [25.6 m]
Total length:173.2 ft. [52.8 m]
Roadway width between curbs:59.4 ft. [18.1 m]
Deck width edge-to-edge:62.7 ft. [19.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:10°
Owner:State Toll Authority [31]
Year built:2009
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:2
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:32,450 [as of 2016]
Truck traffic:22% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Better than present minimum criteria [7]
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]
Sufficiency rating:87.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodVery GoodVery GoodVery Good3245087.7
July 2015GoodVery GoodVery GoodVery Good2875088.1
September 2013GoodVery GoodVery GoodVery Good2755088.2
July 2011GoodVery GoodVery GoodVery Good2595091.0
September 2009GoodVery GoodVery GoodVery Good2670093.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,5211,521000
Deck
Reinforced Concrete Decksq. ft.10,69910,6240750
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Pier Walllinear ft.4848000
Reinforced Concrete Abutmentlinear ft.127127000
Reinforced Concrete Pier Caplinear ft.175175000
Bearings
Elastomeric Bearingeach1818000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.463463000