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I- 55 EB TO I90,94 over CHI RIVER; CERMAK;RR

Map 

Coordinates:
+41.85267, -87.64458
41°51'10" N, 87°38'40" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I- 55 EB TO I90,94 over CHI RIVER; CERMAK;RR
Structure number:016107000000000
Old structure number:000016107026411 (from 1992 edition)
Location:1.4 M SW I-290
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:220.2 ft. [67.1 m]
Total length:517.1 ft. [157.6 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.8 ft. [10.0 m]
Vertical clearance below bridge:63.0 ft. [19.2 m]
Skew angle:17°
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1994
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:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Other [9]

Latest Available Inspection: August 2015 

Status:Open, no restriction [A]
Average daily traffic:23,700 [as of 2015]
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 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]
Underclearances 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 (including piles) on dry land well above flood water elevations. [9]
Operating rating:76.2 tons [69.3 metric tons]
Inventory rating:46.6 tons [42.4 metric tons]
Sufficiency rating:60.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$9,334,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201560.3Not deficientFairFairSatisfactory23700
August 201354.0Not deficientFairFairSatisfactory41900
August 201155.0Not deficientSatisfactoryFairSatisfactory41900
August 200955.0Not deficientSatisfactoryFairGood41900
January 200855.0Not deficientSatisfactoryFairGood41900
January 200655.0Not deficientGoodFairGood41900
June 200455.0Not deficientGoodFairGood41900
July 200255.5Functionally obsoleteGoodFairGood33309
June 200055.5Functionally obsoleteGoodFairGood33300
June 199855.5Functionally obsoleteGoodFairGood33300
December 199668.6Functionally obsoleteGoodGoodVery Good33300
June 199452.3Functionally obsoleteGoodFairVery Good31100
October 199365.4Functionally obsoleteGoodSatisfactoryVery Good31100
August 199265.4Functionally obsoleteVery GoodGoodVery Good31100
February 199167.4Functionally obsoleteVery GoodGoodVery Good31100