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I- 55 EB TO RYAN N over I- 55 STEVENSON

Map 

Coordinates:
+41.84711, -87.64192
41°50'50" N, 87°38'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I- 55 EB TO RYAN N over I- 55 STEVENSON
Structure number:016105900000000
Old structure number:000016105926249 (from 1992 edition)
Location:0.1 M E I-94
Purpose:Carries highway overpass (third level) over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:1173.9 ft. [357.8 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:29.2 ft. [8.9 m]
Vertical clearance below bridge:25.9 ft. [7.9 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:14
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:23,700 [as of 2015]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:63.5 tons [57.7 metric tons]
Inventory rating:38.2 tons [34.7 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:85.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201585.9Functionally obsoleteGoodSatisfactoryGood23700
May 201381.2Functionally obsoleteGoodSatisfactoryGood41900
June 201181.2Functionally obsoleteGoodSatisfactoryGood41900
June 200981.2Functionally obsoleteGoodSatisfactoryGood41900
June 200781.2Not deficientVery GoodVery GoodVery Good41900
June 200575.4Not deficientVery GoodVery GoodVery Good41900
March 200282.1Not deficientVery GoodVery GoodVery Good17609
March 199882.1Functionally obsoleteVery GoodVery GoodVery Good17600
June 199682.1Functionally obsoleteGoodGoodVery Good17600
February 199578.2Functionally obsoleteGoodGoodVery Good17600
September 199377.5Not deficientGoodGoodVery Good20300
October 199277.5Not deficientVery GoodGoodVery Good20300
August 199181.8Not deficientVery GoodGoodVery Good20300