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I-90 SKYWAY over CHGO.SHORT LINE RR

Map

Coordinates:
+41.72354, -87.54958
41°43'25" N, 87°32'58" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I-90 SKYWAY over CHGO.SHORT LINE RR
Structure number:016641500000000
Old structure number:000016641503284 (from 1992 edition)
Location:0.13 M SE COMM AV
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:186.4 ft. [56.8 m]
Total length:188.3 ft. [57.4 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:30.8 ft. [9.4 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]
Main span material:Steel [3]
Main span design:Girder and floorbeam system [03]
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 2013]
Truck traffic:13% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:65.6 tons [59.6 metric tons]
Inventory rating:39.2 tons [35.6 metric tons]
Sufficiency rating:84.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,049,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201584.0FairSatisfactorySatisfactoryVery GoodFO34000
September 201384.0FairGoodSatisfactoryVery GoodFO34000
September 201181.6GoodVery GoodGoodVery Good-42100
October 201081.0GoodVery GoodGoodVery Good-47900
September 200881.0GoodVery GoodGoodVery Good-47900
September 200781.0FairVery GoodSatisfactoryVery Good-47700
November 200581.0FairExcellentSatisfactoryExcellentFO47700
October 200481.0FairExcellentSatisfactoryExcellentFO47700
October 200367.0PoorPoorFairExcellentSD47700
October 200150.2PoorPoorFairPoorSD51300
September 200050.2PoorPoorFairPoorSD51300
October 199968.2FairFairFairFairFO45100
September 199736.2PoorGoodSatisfactorySeriousSD24900
June 199573.0FairSatisfactoryFairVery GoodFO25100
August 199473.0FairSatisfactoryFairVery GoodFO25100
October 199373.0FairSatisfactoryFairVery GoodFO25100
May 199273.3FairSatisfactoryFairFairFO24200
October 199074.2FairSatisfactoryFairFairFO24200