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RYAN NB FRNT RD B over CHINATOWN FEEDER

Map 

Coordinates:
+41.84433, -87.63104
41°50'40" N, 87°37'52" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:RYAN NB FRNT RD B over CHINATOWN FEEDER
Structure number:016109300000000
Old structure number:000016109326385 (from 1992 edition)
Location:0.2 M S I-55
Purpose:Carries highway over highway
Route classification:Collector (Urban) [17]
Length of largest span:109.9 ft. [33.5 m]
Total length:276.9 ft. [84.4 m]
Roadway width between curbs:26.9 ft. [8.2 m]
Deck width edge-to-edge:30.2 ft. [9.2 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Skew angle:43°
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:2009
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: October 2014 

Status:Open, no restriction [A]
Average daily traffic:6,400 [as of 2014]
Truck traffic:8% 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:Basically intolerable requiring high priority of corrrective action [3]
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:96.6 tons [87.8 metric tons]
Inventory rating:57.8 tons [52.5 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:79.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,481,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201479.2Functionally obsoleteVery GoodVery GoodVery Good6400
November 201278.9Functionally obsoleteVery GoodVery GoodVery Good8900
November 201079.5Not deficientExcellentExcellentVery Good8900
April 200961.8Not deficientPoorFairFair14800
July 200773.1Structurally deficientPoorSatisfactorySatisfactory14800
August 200573.4Structurally deficientPoorSatisfactorySatisfactory10009
July 200373.4Structurally deficientPoorSatisfactorySatisfactory10009
August 200173.4Structurally deficientPoorSatisfactorySatisfactory10009
April 200073.4Structurally deficientPoorSatisfactorySatisfactory10009
April 199679.4Functionally obsoleteVery GoodGoodVery Good10009
January 199590.0Functionally obsoleteVery GoodGoodVery Good-
September 199390.0Functionally obsoleteVery GoodGoodVery Good-
October 199290.0Functionally obsoleteVery GoodGoodVery Good-
August 199190.0Functionally obsoleteVery GoodGoodVery Good-