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AINSLIE ST over I- 90 JFK & CTA

Map 

Coordinates:
+41.96960, -87.75848
41°58'11" N, 87°45'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:AINSLIE ST over I- 90 JFK & CTA
Structure number:016110500000000
Old structure number:000016110526302 (from 1992 edition)
Location:0.7 M NW IL 50
Purpose:Carries highway over highway and railroad
Route classification:Local (Urban) [19]
Length of largest span:104.0 ft. [31.7 m]
Total length:302.2 ft. [92.1 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:53.2 ft. [16.2 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:28°
Owner:State Highway Agency [01]
Year built:1958
Year reconstructed:2002
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:4
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 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,000 [as of 1997]
Truck traffic:3% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:84.8 tons [77.1 metric tons]
Inventory rating:50.9 tons [46.3 metric tons]
Sufficiency rating:93.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$1,185,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201593.0GoodGoodVery GoodGoodFO5000
May 201393.0GoodGoodVery GoodGoodFO5000
June 201194.0GoodGoodVery GoodGoodFO5009
August 200994.0GoodGoodVery GoodGood-5009
August 200790.9GoodGoodVery GoodGood-5009
September 200590.9GoodGoodVery GoodGood-5009
September 200490.9GoodVery GoodVery GoodGood-5009
July 200390.9GoodVery GoodExcellentGood-5009
July 200293.9GoodVery GoodExcellentGood-5009
May 200179.9PoorPoorSatisfactoryFairSD5009
April 199979.9PoorPoorSatisfactoryFairSD5009
October 199779.9PoorPoorGoodFairSD5009
September 199690.9PoorPoorGoodSatisfactorySD-
November 199490.9PoorPoorGoodSatisfactorySD-
December 199394.0PoorPoorGoodSatisfactorySD-
December 199294.0PoorPoorGoodGoodSD-
December 199194.0PoorPoorGoodGoodSD-