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I-90 SKYWAY over COLFAX AVE

Map

Coordinates:
+41.73207, -87.56116
41°43'55" N, 87°33'40" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90 SKYWAY over COLFAX AVE
Structure number:016601800000000
Old structure number:000016601803786 (from 1992 edition)
Location:AT 90TH P8C
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:82.0 ft. [25.0 m]
Total length:86.0 ft. [26.2 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:Satisfactory [6 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:93.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$178,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201593.2FairSatisfactorySatisfactorySatisfactory-17000
September 201393.2FairGoodSatisfactorySatisfactory-17000
October 201187.8FairGoodSatisfactorySatisfactory-21050
October 201086.9FairGoodSatisfactorySatisfactory-23950
September 200886.9FairVery GoodSatisfactorySatisfactory-23950
November 200781.0FairExcellentSatisfactorySatisfactory-47700
November 200569.0FairFairSatisfactoryFairFO47700
October 200470.0FairSatisfactoryFairFairFO47700
November 200370.0FairSatisfactorySatisfactoryFairFO47700
October 200180.0FairFairSatisfactorySatisfactoryFO51300
September 200080.0FairFairSatisfactorySatisfactoryFO51300
September 199980.0FairFairSatisfactorySatisfactoryFO45100
September 199786.7FairSatisfactorySatisfactorySatisfactoryFO24900
August 199588.3FairSatisfactorySatisfactorySatisfactory-25100
August 199488.3FairSatisfactorySatisfactorySatisfactory-25100
November 199388.3FairGoodSatisfactorySatisfactory-25100
May 199288.6FairSatisfactorySatisfactorySatisfactory-24200
October 199088.6FairSatisfactorySatisfactorySatisfactory-24200

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.51645645150
Deck
Reinforced Concrete Decksq. ft.9,0548,16489000
Substructure
Reinforced Concrete Abutmentlinear ft.2121921280
Reinforced Concrete Pier Caplinear ft.21819211150
Joints
Strip Seal Jointlinear ft.104010400
Bearings
Elastomeric Bearingeach176830
Fixed Bearingeach1701070
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.256256000