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I-90 SKYWAY over CALUMET RIVER

Map

Coordinates:
+41.71854, -87.54400
41°43'07" N, 87°32'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90 SKYWAY over CALUMET RIVER
Structure number:016641900000000
Old structure number:000016641905692 (from 1992 edition)
Location:VIAD, CALUMET RV
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:650.0 ft. [198.1 m]
Total length:1301.9 ft. [396.8 m]
Roadway width between curbs:77.4 ft. [23.6 m]
Deck width edge-to-edge:83.0 ft. [25.3 m]
Vertical clearance below bridge:125.0 ft. [38.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:1958
Year reconstructed:2003
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:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: September 2015

Good/Fair/Poor Condition:Fair
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:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:62.7 tons [57.0 metric tons]
Inventory rating:37.4 tons [34.0 metric tons]
Sufficiency rating:68.7
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$8,565,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201568.7FairGoodFairFair-34000
September 201468.7FairGoodFairFair-34000
September 201368.7FairGoodFairFair-34000
September 201167.0FairVery GoodFairFair-42100
September 201067.0FairVery GoodFairFair-47900
October 200867.0FairVery GoodFairFair-47900
October 200767.0FairVery GoodFairFair-47700
November 200567.0FairExcellentFairFair-47700
December 200467.0FairExcellentFairFair-47700
December 200364.0PoorPoorFairFairSD47700
October 200145.8PoorPoorPoorFairSD51300
September 200045.8PoorPoorPoorFairSD51300
October 199945.8PoorPoorPoorFairSD45100
September 199765.9FairFairFairFairFO24900
August 199565.2PoorPoorFairFairSD25100
July 199465.2PoorPoorFairFairSD25100
October 199367.5FairFairSatisfactoryFair-25100
May 199268.9FairSatisfactorySatisfactoryFair-24200
November 199070.9FairSatisfactorySatisfactoryFair-24200