Share:

ILLINOIS ST over N. ST. CLAIR ST.

Map 

Coordinates:
+41.89095, -87.62257
41°53'27" N, 87°37'21" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ILLINOIS ST over N. ST. CLAIR ST.
Structure number:016651000000000
Old structure number:000016651030873 (from 1992 edition)
Location:500N-200E TO 100E
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:64.0 ft. [19.5 m]
Total length:486.9 ft. [148.4 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:74.2 ft. [22.6 m]
Owner:City or Municipal Highway Agency [04]
Year built:1992
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:12
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2013 

Status:Open, no restriction [A]
Average daily traffic:3,600 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:81.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$5,709,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201381.0Functionally obsoleteGoodGoodVery Good3600
October 201179.0Functionally obsoleteGoodVery GoodVery Good8800
October 200979.0Functionally obsoleteGoodVery GoodVery Good9600
October 200779.0Functionally obsoleteGoodVery GoodVery Good9600
October 200579.0Functionally obsoleteGoodVery GoodVery Good9600
September 200379.0Functionally obsoleteVery GoodVery GoodExcellent5000
September 200179.0Functionally obsoleteVery GoodVery GoodExcellent13009
September 199979.0Not deficientVery GoodVery GoodExcellent13009
October 199779.0Not deficientVery GoodVery GoodExcellent13009
October 199577.0Not deficientVery GoodVery GoodExcellent13009
June 199487.0Not deficientVery GoodVery GoodExcellent-