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I-90 SKYWAY over KINGSTON AVE

Map

Coordinates:
+41.73415, -87.56399
41°44'03" N, 87°33'50" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90 SKYWAY over KINGSTON AVE
Structure number:016630800000000
Old structure number:000016630803785 (from 1992 edition)
Location:AT 89TH P8C
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:75.1 ft. [22.9 m]
Roadway width between curbs:242.1 ft. [73.8 m]
Deck width edge-to-edge:261.5 ft. [79.7 m]
Owner:City or Municipal Highway Agency [04]
Year built:1958
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:Poor
Status:Open, no restriction [A]
Average daily traffic:34,000 [as of 2013]
Truck traffic:13% of total traffic
Deck condition:Poor [4 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:Basically intolerable requiring high priority of corrrective action [3]
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:80.6
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$377,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201580.6PoorPoorSatisfactorySatisfactorySD34000
September 201380.6PoorPoorSatisfactorySatisfactorySD34000
September 201178.1PoorPoorSatisfactorySatisfactorySD42100
October 201078.0PoorPoorSatisfactorySatisfactorySD47900
September 200880.0FairFairSatisfactorySatisfactoryFO47900
November 200780.0FairFairSatisfactorySatisfactoryFO47700
November 200580.0FairFairSatisfactorySatisfactoryFO47700
October 200480.0FairFairSatisfactorySatisfactoryFO47700
November 200380.0FairFairSatisfactorySatisfactoryFO47700
October 200180.0FairFairSatisfactorySatisfactoryFO51300
September 200080.0FairFairSatisfactorySatisfactoryFO51300
October 199980.0FairFairSatisfactorySatisfactoryFO45100
September 199786.7FairSatisfactorySatisfactorySatisfactoryFO24900
August 199588.3FairSatisfactorySatisfactorySatisfactory-25100
August 199488.3FairSatisfactorySatisfactorySatisfactory-25100
November 199388.3FairSatisfactorySatisfactorySatisfactory-25100
May 199274.3FairFairFairFair-24200
October 199074.3FairFairFairFair-24200

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.450450000
Deck
Reinforced Concrete Decksq. ft.19,28914,9294,16017030
Substructure
Reinforced Concrete Abutmentlinear ft.52347724220
Reinforced Concrete Pier Caplinear ft.529400261030
Joints
Strip Seal Jointlinear ft.3350029738
Pourable Jointlinear ft.7400074
Compression Jointlinear ft.7474000
Bearings
Elastomeric Bearingeach3636000
Fixed Bearingeach3628800
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3643065800