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RYAN NB FRNT RD B over CHINATOWN FEEDER

Map

Coordinates:
+41.84471, -87.63170
41°50'41" N, 87°37'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
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:16.4 ft. [5.0 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 2016

Good/Fair/Poor Condition:Good
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]
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

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016GoodVery GoodVery GoodVery Good640079.2
October 2014GoodVery GoodVery GoodVery Good640079.2
November 2012GoodVery GoodVery GoodVery Good890078.9
November 2010GoodExcellentExcellentVery Good890079.5
April 2009PoorPoorFairFair1480061.8
July 2007PoorPoorSatisfactorySatisfactory1480073.1
August 2005PoorPoorSatisfactorySatisfactory1000973.4
July 2003PoorPoorSatisfactorySatisfactory1000973.4
August 2001PoorPoorSatisfactorySatisfactory1000973.4
April 2000PoorPoorSatisfactorySatisfactory1000973.4
April 1996GoodVery GoodGoodVery Good1000979.4
January 1995GoodVery GoodGoodVery Good-90.0
September 1993GoodVery GoodGoodVery Good-90.0
October 1992GoodVery GoodGoodVery Good-90.0
August 1991GoodVery GoodGoodVery Good-90.0