83RD ST over I- 94 RYAN & CTA


+41.74355, -87.62516
41°44'37" N, 87°37'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:83RD ST over I- 94 RYAN & CTA
Structure number:016114300000000
Old structure number:000016114326280 (from 1992 edition)
Location:1.5 M N US 12
Purpose:Carries highway over highway and railroad
Route classification:Collector (Urban) [17]
Length of largest span:75.1 ft. [22.9 m]
Total length:193.3 ft. [58.9 m]
Roadway width between curbs:78.1 ft. [23.8 m]
Deck width edge-to-edge:95.1 ft. [29.0 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1959
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:3
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:14,400 [as of 2014]
Truck traffic:10% 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:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:96.3 tons [87.5 metric tons]
Inventory rating:57.8 tons [52.5 metric tons]
Sufficiency rating:95.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201595.6Not deficientGoodVery GoodGood14400
May 201395.6Not deficientGoodVery GoodVery Good14400
May 201196.2Not deficientGoodVery GoodVery Good15800
January 201096.3Not deficientGoodVery GoodVery Good13700
January 200894.3Not deficientGoodVery GoodVery Good13700
February 200694.2Not deficientVery GoodVery GoodVery Good15509
August 200393.2Not deficientVery GoodVery GoodVery Good15509
October 200295.2Functionally obsoleteExcellentExcellentVery Good15509
November 200181.1Structurally deficientPoorFairFair15509
September 200081.1Structurally deficientPoorFairFair15500
200081.1Structurally deficientPoorFairFair15500
March 199981.1Structurally deficientPoorFairFair15500
February 199781.1Structurally deficientPoorFairFair15500
June 199480.5Structurally deficientPoorSatisfactoryFair15500
November 199380.5Structurally deficientPoorSatisfactoryFair15500
July 199280.5Structurally deficientPoorFairSatisfactory15500
February 199180.5Structurally deficientPoorFairSatisfactory15500