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I-90 SKYWAY over 86TH ST

Map

Coordinates:
+41.73876, -87.57041
41°44'20" N, 87°34'13" W

Facts

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 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,000 [as of 2013]
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]
Operating rating:48.8 tons [44.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:89.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201589.2FairVery GoodSatisfactorySatisfactory-17000
September 201389.2FairVery GoodSatisfactorySatisfactory-17000
September 201187.2FairVery GoodSatisfactorySatisfactory-21050
October 201085.7FairVery GoodSatisfactorySatisfactory-23950
September 200885.7FairVery GoodSatisfactorySatisfactory-23950
November 200785.0FairExcellentSatisfactorySatisfactory-47700
November 200540.0PoorFairSeriousFairSD47700
October 200473.0FairFairSatisfactoryFair-47700
November 200373.0FairFairGoodFair-47700
October 200184.0FairFairSatisfactorySatisfactory-51300
September 200084.0FairFairSatisfactorySatisfactory-51300
October 199984.0FairFairSatisfactorySatisfactory-45100
September 199789.2FairSatisfactorySatisfactorySatisfactory-17100
August 199589.0FairSatisfactorySatisfactorySatisfactory-17100
August 199489.0FairSatisfactorySatisfactorySatisfactory-17100
November 199389.0FairSatisfactorySatisfactorySatisfactory-17100
May 199273.3PoorPoorFairFairSD17100
October 199075.3PoorPoorFairFairSD17100

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.4323498300
Deck
Reinforced Concrete Decksq. ft.7,6747,32335100
Substructure
Reinforced Concrete Abutmentlinear ft.2121845230
Reinforced Concrete Pier Caplinear ft.2181819280
Joints
Strip Seal Jointlinear ft.104525200
Pourable Jointlinear ft.7373000
Bearings
Elastomeric Bearingeach1410400
Fixed Bearingeach1401130
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.290289100