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TO I-90 SKYWAY WB over STATE ST

Map 

Coordinates:
+41.77501, -87.62511
41°46'30" N, 87°37'30" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:TO I-90 SKYWAY WB over STATE ST
Structure number:016641100000000
Old structure number:000016641103162 (from 1992 edition)
Location:AT 66TH P7C
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:131.9 ft. [40.2 m]
Total length:223.8 ft. [68.2 m]
Roadway width between curbs:44.3 ft. [13.5 m]
Deck width edge-to-edge:47.2 ft. [14.4 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:11°
Owner:City or Municipal Highway Agency [04]
Year built:1961
Year reconstructed:2005
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:2
Main spans material:Steel continuous [4]
Main spans 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 

Status:Open, no restriction [A]
Average daily traffic:17,000 [as of 2013]
Truck traffic:13% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:91.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,023,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201591.5Functionally obsoleteGoodVery GoodGood17000
September 201391.5Functionally obsoleteGoodVery GoodVery Good17000
September 201190.9Not deficientGoodVery GoodVery Good21050
September 201090.5Not deficientVery GoodVery GoodVery Good23950
September 200890.5Not deficientVery GoodVery GoodVery Good23950
October 200790.5Not deficientVery GoodVery GoodVery Good23850
November 200690.5Not deficientExcellentExcellentExcellent23850
October 200457.3Functionally obsoleteFairFairFair23850
October 200357.3Functionally obsoleteFairFairFair23850
November 200156.9Functionally obsoleteFairFairFair25650
August 200056.9Functionally obsoleteFairFairFair25650
August 199957.6Functionally obsoleteFairFairFair22550
August 199761.2Functionally obsoleteFairFairSatisfactory7550
August 199561.1Functionally obsoleteFairFairSatisfactory7550
August 199460.1Functionally obsoleteFairFairSatisfactory7550
November 199361.1Functionally obsoleteFairFairSatisfactory7550
May 199261.1Functionally obsoleteFairFairSatisfactory7550
October 199063.1Functionally obsoleteFairFairSatisfactory7550