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AUSTIN BLVD over I-290, CTA, CSX RR

Map 

Coordinates:
+41.87117, -87.77417
41°52'16" N, 87°46'27" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:AUSTIN BLVD over I-290, CTA, CSX RR
Structure number:016206300000000
Old structure number:000016206326324 (from 1992 edition)
Location:1.5 M W IL 50
Purpose:Carries highway overpass over highway and railroad
Route classification:Collector (Urban) [17]
Length of largest span:65.0 ft. [19.8 m]
Total length:320.9 ft. [97.8 m]
Roadway width between curbs:69.9 ft. [21.3 m]
Deck width edge-to-edge:80.4 ft. [24.5 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1957
Year reconstructed:1990
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:5
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: May 2015 

Status:Open, no restriction [A]
Average daily traffic:17,200 [as of 2014]
Truck traffic:9% of total traffic
Deck condition:Satisfactory [6 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:57.4 tons [52.2 metric tons]
Inventory rating:37.7 tons [34.3 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:64.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$5,967,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201564.0Functionally obsoleteSatisfactorySatisfactoryFair17200
May 201375.0Functionally obsoleteSatisfactoryGoodSatisfactory17200
June 201177.0Functionally obsoleteSatisfactoryGoodSatisfactory20200
November 201077.0Functionally obsoleteGoodGoodGood20200
November 200877.0Functionally obsoleteGoodGoodGood21700
May 200677.0Functionally obsoleteGoodGoodGood21700
July 200477.0Functionally obsoleteGoodGoodGood21209
September 200177.0Functionally obsoleteGoodGoodGood21209
November 199977.0Functionally obsoleteGoodSatisfactoryGood21200
March 199877.0Not deficientGoodSatisfactoryVery Good21200
August 199777.0Not deficientGoodSatisfactoryVery Good21200
October 199577.0Not deficientGoodSatisfactoryVery Good21200
April 199477.0Not deficientGoodSatisfactoryVery Good21200
January 199377.0Not deficientGoodSatisfactoryVery Good21200
April 199277.0Not deficientVery GoodGoodVery Good21200
September 199177.0Not deficientExcellentGoodVery Good21200