GENOA AVE over I- 57


+41.71363, -87.65149
41°42'49" N, 87°39'05" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:GENOA AVE over I- 57
Structure number:016203000000000
Old structure number:000016203026236 (from 1992 edition)
Location:0.4 M W IL 1
Purpose:Carries highway over highway
Route classification:Collector (Urban) [17]
Length of largest span:94.5 ft. [28.8 m]
Total length:188.7 ft. [57.5 m]
Roadway width between curbs:48.9 ft. [14.9 m]
Deck width edge-to-edge:70.9 ft. [21.6 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1968
Year reconstructed:2010
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:2
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: June 2015 

Status:Open, no restriction [A]
Average daily traffic:9,200 [as of 2014]
Truck traffic:8% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
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:98.0 tons [89.1 metric tons]
Inventory rating:66.7 tons [60.6 metric tons]
Sufficiency rating:74.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,634,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201574.9Not deficientVery GoodGoodGood9200
August 201374.9Not deficientVery GoodGoodGood9200
August 201178.3Not deficientExcellentGoodGood12100
March 201075.4Structurally deficientPoorSatisfactorySatisfactory9600
March 200875.4Structurally deficientPoorSatisfactorySatisfactory9600
June 200675.4Structurally deficientPoorSatisfactorySatisfactory9600
June 200475.7Structurally deficientPoorSatisfactorySatisfactory5009
July 200275.7Structurally deficientPoorSatisfactorySatisfactory5009
August 200175.7Structurally deficientPoorSatisfactorySatisfactory5009
December 199975.7Structurally deficientPoorSatisfactorySatisfactory5009
February 199975.7Structurally deficientPoorSatisfactorySatisfactory5009
April 199775.7Structurally deficientPoorSatisfactorySatisfactory5009
November 199591.0Structurally deficientPoorSatisfactorySatisfactory-
January 199491.0Structurally deficientPoorSatisfactoryGood-
May 199391.0Structurally deficientPoorSatisfactorySatisfactory-
February 199291.0Structurally deficientPoorSatisfactoryGood-