I-90 SKYWAY over 86TH ST


+41.73901, -87.57072
41°44'20" N, 87°34'15" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90 SKYWAY over 86TH ST
Structure number:016640700000000
Old structure number:000016640704328 (from 1992 edition)
Location:0.2 M SE 85TH P7C
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:68.9 ft. [21.0 m]
Total length:71.9 ft. [21.9 m]
Roadway width between curbs:99.7 ft. [30.4 m]
Deck width edge-to-edge:106.0 ft. [32.3 m]
Owner:City or Municipal Highway Agency [04]
Year built:1958
Year reconstructed:2007
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span 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:17,000 [as of 2016]
Truck traffic:13% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:89.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairVery GoodSatisfactorySatisfactory1700089.2
August 2015FairVery GoodSatisfactorySatisfactory1700089.2
September 2013FairVery GoodSatisfactorySatisfactory1700089.2
September 2011FairVery GoodSatisfactorySatisfactory2105087.2
October 2010FairVery GoodSatisfactorySatisfactory2395085.7
September 2008FairVery GoodSatisfactorySatisfactory2395085.7
November 2007FairExcellentSatisfactorySatisfactory4770085.0
November 2005PoorFairSeriousFair4770040.0
October 2004FairFairSatisfactoryFair4770073.0
November 2003FairFairGoodFair4770073.0
October 2001FairFairSatisfactorySatisfactory5130084.0
September 2000FairFairSatisfactorySatisfactory5130084.0
October 1999FairFairSatisfactorySatisfactory4510084.0
September 1997FairSatisfactorySatisfactorySatisfactory1710089.2
August 1995FairSatisfactorySatisfactorySatisfactory1710089.0
August 1994FairSatisfactorySatisfactorySatisfactory1710089.0
November 1993FairSatisfactorySatisfactorySatisfactory1710089.0
May 1992PoorPoorFairFair1710073.3
October 1990PoorPoorFairFair1710075.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.4323498300
Reinforced Concrete Decksq. ft.7,6747,52115300
Reinforced Concrete Abutmentlinear ft.2121845230
Reinforced Concrete Pier Caplinear ft.2181819280
Strip Seal Jointlinear ft.104841820
Pourable Jointlinear ft.7373000
Elastomeric Bearingeach1410400
Fixed Bearingeach1401130
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2902751500