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I-90 SKYWAY over GROUND SE 75TH ST

Map

Coordinates:
+41.75763, -87.59658
41°45'27" N, 87°35'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90 SKYWAY over GROUND SE 75TH ST
Structure number:016644100000000
Old structure number:000016644104073 (from 1992 edition)
Location:0.08 M SE 75TH P7C
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:105.6 ft. [32.2 m]
Total length:272.0 ft. [82.9 m]
Roadway width between curbs:75.8 ft. [23.1 m]
Deck width edge-to-edge:82.4 ft. [25.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:1958
Year reconstructed:2002
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:3
Main spans material:Steel continuous [4]
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: September 2017

Good/Fair/Poor Condition:Good
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:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry 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:75.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,578,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017GoodGoodGoodGood3400075.9
September 2015GoodGoodGoodGood3400083.0
September 2013GoodVery GoodGoodGood3400083.0
September 2011GoodVery GoodGoodGood4210083.0
September 2010GoodVery GoodGoodGood4790083.0
September 2008GoodVery GoodGoodGood4790083.0
November 2007GoodVery GoodGoodGood4770083.0
November 2005GoodVery GoodGoodGood4770081.0
October 2004FairVery GoodGoodSatisfactory4770081.0
October 2003FairVery GoodGoodSatisfactory4770081.0
August 2000PoorSeriousFairPoor5130046.8
September 1999PoorSeriousFairPoor4510046.8
September 1997FairFairSatisfactorySatisfactory1290085.5
July 1995FairSatisfactorySatisfactorySatisfactory1290086.6
August 1994FairSatisfactorySatisfactorySatisfactory1290086.6
November 1993FairSatisfactorySatisfactorySatisfactory1290086.6
May 1992FairSatisfactorySatisfactoryFair1290074.7
October 1990FairFairSatisfactoryFair1290075.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,6331,633000
Deck
Reinforced Concrete Decksq. ft.23,94716,7637,18400
Superstructure
Steel Floor Beamlinear ft.373373000
Substructure
Reinforced Concrete Columneach1616000
Reinforced Concrete Pier Caplinear ft.2262061640
Joints
Assembly with Sealeach8282000
Bearings
Elastomeric Bearingeach2828000
Fixed Bearingeach1414000
Pot Bearingeach20200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,08481327100