71ST ST over I- 94 RYAN & CTA


+41.76533, -87.62587
41°45'55" N, 87°37'33" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:71ST ST over I- 94 RYAN & CTA
Structure number:016114600000000
Old structure number:000016114626283 (from 1992 edition)
Location:3 M N 95TH ST
Purpose:Carries highway overpass over highway and railroad
Route classification:Minor Arterial (Urban) [16]
Length of largest span:92.5 ft. [28.2 m]
Total length:315.0 ft. [96.0 m]
Roadway width between curbs:89.9 ft. [27.4 m]
Deck width edge-to-edge:107.0 ft. [32.6 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1958
Year reconstructed:2006
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:5
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: November 2014 

Status:Open, no restriction [A]
Average daily traffic:14,200 [as of 2010]
Truck traffic:6% of total traffic
Deck condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:74.8 tons [68.0 metric tons]
Inventory rating:44.9 tons [40.8 metric tons]
Sufficiency rating:96.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201496.6Not deficientGoodVery GoodVery Good14200
November 201296.6Not deficientGoodVery GoodVery Good14200
November 201097.3Not deficientGoodVery GoodVery Good14200
May 200997.3Not deficientGoodVery GoodVery Good15600
June 200897.3Not deficientGoodVery GoodVery Good15600
June 200794.2Functionally obsoleteExcellentExcellentVery Good15600
November 200563.5Structurally deficientPoorSatisfactoryPoor18400
March 200479.9Structurally deficientPoorSatisfactoryFair18400
July 200279.9Structurally deficientPoorSatisfactoryFair18400
July 200080.1Structurally deficientPoorSatisfactoryFair14800
August 199882.1Functionally obsoleteFairSatisfactoryFair14800
August 199693.3Functionally obsoleteFairGoodSatisfactory14800
June 199494.8Not deficientFairGoodSatisfactory14800
November 199394.8Not deficientFairGoodSatisfactory15100
July 199294.8Not deficientFairGoodSatisfactory15100
February 199194.8Not deficientFairSatisfactorySatisfactory15100