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I-90 SKYWAY over GROUND NW COMM AVE

Map

Coordinates:
+41.72509, -87.55129
41°43'30" N, 87°33'05" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90 SKYWAY over GROUND NW COMM AVE
Structure number:016641200000000
Old structure number:000016641203203 (from 1992 edition)
Location:0.03 M NW COMM AV
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:50.5 ft. [15.4 m]
Total length:105.6 ft. [32.2 m]
Roadway width between curbs:77.4 ft. [23.6 m]
Deck width edge-to-edge:83.0 ft. [25.3 m]
Owner:City or Municipal Highway Agency [04]
Year built:1958
Year reconstructed:2003
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:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:34,000 [as of 2016]
Truck traffic:13% of total traffic
Deck condition:Good [7 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:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:84.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,388,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairGoodGoodSatisfactory3400084.0
September 2015FairGoodGoodSatisfactory3400084.0
September 2013FairGoodGoodSatisfactory3400084.0
September 2011GoodVery GoodGoodVery Good4210081.6
October 2010GoodVery GoodGoodVery Good4790081.0
September 2008GoodVery GoodGoodVery Good4790081.0
September 2007GoodVery GoodGoodVery Good4770081.0
October 2005GoodExcellentGoodVery Good4770081.0
October 2004GoodExcellentGoodVery Good4770081.0
October 2003PoorPoorFairExcellent4770067.0
October 2001PoorPoorFairPoor5130050.2
August 2000PoorPoorFairPoor5130050.2
September 1999FairFairSatisfactoryFair4510068.2
September 1997FairGoodSatisfactoryGood2490085.8
June 1995FairSatisfactoryFairGood2510073.0
August 1994FairSatisfactoryFairGood2510073.0
October 1993FairSatisfactoryFairFair2510073.0
May 1992FairSatisfactoryFairFair2420073.3
October 1990FairSatisfactorySatisfactoryVery Good2420087.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.633628500
Deck
Reinforced Concrete Decksq. ft.8,5718,4997200
Substructure
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.166158170
Reinforced Concrete Pier Caplinear ft.1641234100
Joints
Strip Seal Jointlinear ft.1641323200
Compression Jointlinear ft.8273900
Bearings
Elastomeric Bearingeach2420400
Fixed Bearingeach2420400
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3112337800