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AINSLIE ST over I- 90 JFK & CTA

Map

Coordinates:
+41.96952, -87.75899
41°58'10" N, 87°45'32" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
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:13.1 ft. [4.0 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: March 2017

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]
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

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017GoodGoodVery GoodGood500093.0
May 2015GoodGoodVery GoodGood500093.0
May 2013GoodGoodVery GoodGood500093.0
June 2011GoodGoodVery GoodGood500994.0
August 2009GoodGoodVery GoodGood500994.0
August 2007GoodGoodVery GoodGood500990.9
September 2005GoodGoodVery GoodGood500990.9
September 2004GoodVery GoodVery GoodGood500990.9
July 2003GoodVery GoodExcellentGood500990.9
July 2002GoodVery GoodExcellentGood500993.9
May 2001PoorPoorSatisfactoryFair500979.9
April 1999PoorPoorSatisfactoryFair500979.9
October 1997PoorPoorGoodFair500979.9
September 1996PoorPoorGoodSatisfactory-90.9
November 1994PoorPoorGoodSatisfactory-90.9
December 1993PoorPoorGoodSatisfactory-94.0
December 1992PoorPoorGoodGood-94.0
December 1991PoorPoorGoodGood-94.0