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I-90WB TO NB STONY over STONY, 79TH & S. CHG

Map

Coordinates:
+41.75283, -87.58562
41°45'10" N, 87°35'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-90WB TO NB STONY over STONY, 79TH & S. CHG
Structure number:016647800000000
Old structure number:000016647806308 (from 1992 edition)
Location:AT STONY,79TH&S CHI
Purpose:Carries highway overpass over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on toll road [2]
Length of largest span:185.0 ft. [56.4 m]
Total length:643.7 ft. [196.2 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:City or Municipal Highway Agency [04]
Year built:1958
Year reconstructed:1998
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:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,000 [as of 2000]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:82.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,631,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairGoodSatisfactoryFair400082.3
September 2015FairGoodSatisfactoryFair400082.3
September 2013FairGoodSatisfactoryFair400082.3
September 2011FairGoodSatisfactoryFair400984.3
September 2010FairGoodSatisfactoryFair400984.3
October 2008FairGoodSatisfactoryFair400984.3
November 2007FairGoodSatisfactoryFair400984.3
November 2005FairGoodSatisfactoryFair400965.1
October 2004FairGoodSatisfactoryFair400965.1
October 2003FairVery GoodSatisfactoryFair400965.1
October 2001FairVery GoodSatisfactoryFair400965.1
October 2000FairVery GoodSatisfactoryFair400965.1
September 1999FairVery GoodSatisfactoryFair400965.1
September 1997PoorFairPoorFair400947.6
June 1995PoorFairPoorFair-64.0
July 1994PoorFairPoorFair-64.0
November 1993PoorFairPoorFair-64.0
May 1992PoorFairPoorFair-64.0
October 1990PoorPoorFairSatisfactory-78.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.3,9473,76618100
Deck
Reinforced Concrete Decksq. ft.19,94119,939200
Substructure
Steel Columneach99000
Steel Pier Caplinear ft.155150500
Joints
Strip Seal Jointlinear ft.124626200
Bearings
Pot Bearingeach1715200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,28796532200