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I90 EB (NW TOLL) over DES PLAINES RIV

Map 

Coordinates:
+41.98485, -87.85639
41°59'05" N, 87°51'23" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I90 EB (NW TOLL) over DES PLAINES RIV
Structure number:016996400000000
Old structure number:000016996403468 (from 1992 edition)
Location:0.7M E I294 P9
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:81.0 ft. [24.7 m]
Total length:205.1 ft. [62.5 m]
Roadway width between curbs:148.0 ft. [45.1 m]
Deck width edge-to-edge:158.1 ft. [48.2 m]
Skew angle:20°
Owner:State Toll Authority [31]
Year built:1958
Year reconstructed:1974
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:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:120,900 [as of 2014]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 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:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:98.0 tons [89.1 metric tons]
Inventory rating:70.2 tons [63.8 metric tons]
Sufficiency rating:73.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201573.0Not deficientGoodSatisfactoryFair120900
April 201373.0Not deficientGoodSatisfactoryFair126200
April 201179.3Not deficientGoodSatisfactoryFair124700
April 200979.3Not deficientGoodSatisfactoryFair123700
May 200779.4Not deficientGoodSatisfactoryFair120600
June 200578.4Not deficientGoodSatisfactoryFair139800
September 200378.5Not deficientGoodSatisfactoryFair138400
November 200178.2Not deficientGoodSatisfactoryFair142700
July 199977.3Not deficientGoodSatisfactoryFair158700
July 199786.0Not deficientGoodSatisfactoryFair136100
September 199597.0Not deficientGoodGoodGood129720
April 199497.0Not deficientGoodSatisfactorySatisfactory129700
March 199397.0Not deficientSatisfactorySatisfactorySatisfactory125700
June 199296.0Not deficientFairSatisfactorySatisfactory127800
July 199099.0Not deficientSatisfactoryGoodSatisfactory127800