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LAWRENCE AVE over I- 90 JFK & CTA

Map 

Coordinates:
+41.96787, -87.75561
41°58'04" N, 87°45'20" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:LAWRENCE AVE over I- 90 JFK & CTA
Structure number:016083600000000
Old structure number:000016083604465 (from 1992 edition)
Location:0.6 M NW IL 50
Purpose:Carries highway overpass over highway and railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:131.6 ft. [40.1 m]
Total length:368.5 ft. [112.3 m]
Roadway width between curbs:58.7 ft. [17.9 m]
Deck width edge-to-edge:74.5 ft. [22.7 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:51°
Owner:State Highway Agency [01]
Year built:1958
Year reconstructed:2009
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2014 

Status:Open, no restriction [A]
Average daily traffic:12,700 [as of 2014]
Truck traffic:19% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
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:98.0 tons [89.1 metric tons]
Inventory rating:63.8 tons [58.0 metric tons]
Sufficiency rating:93.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$2,709,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201493.0Not deficientVery GoodVery GoodVery Good12700
October 201295.0Not deficientVery GoodVery GoodVery Good12300
November 201079.0Functionally obsoleteExcellentExcellentVery Good12300
October 200865.0Structurally deficientPoorFairSatisfactory17900
December 200665.0Structurally deficientPoorFairSatisfactory17900
June 200565.0Structurally deficientPoorFairSatisfactory16600
May 200465.0Structurally deficientPoorFairSatisfactory16600
January 200365.0Structurally deficientPoorFairSatisfactory16600
August 200176.0Structurally deficientPoorSatisfactorySatisfactory20400
January 200076.0Structurally deficientPoorSatisfactorySatisfactory20400
200076.0Structurally deficientPoorSatisfactorySatisfactory20400
January 199976.0Structurally deficientPoorSatisfactorySatisfactory20400
February 199876.0Structurally deficientPoorSatisfactorySatisfactory26200
March 199776.0Structurally deficientPoorSatisfactorySatisfactory26200
May 199576.0Structurally deficientPoorSatisfactoryGood26200
July 199378.0Structurally deficientPoorSatisfactoryGood27400
December 199278.0Structurally deficientPoorVery GoodVery Good27400
December 199178.0Structurally deficientPoorVery GoodVery Good27400