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I- 90,94 RYAN ELEV over S BR CHI RIVER

Map

Coordinates:
+41.84973, -87.64429
41°50'59" N, 87°38'39" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I- 90,94 RYAN ELEV over S BR CHI RIVER
Structure number:016111400000000
Old structure number:000016111426274 (from 1992 edition)
Location:0.2 M N I-55
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:220.2 ft. [67.1 m]
Total length:517.1 ft. [157.6 m]
Roadway width between curbs:144.0 ft. [43.9 m]
Deck width edge-to-edge:148.0 ft. [45.1 m]
Vertical clearance below bridge:59.1 ft. [18.0 m]
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1989
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]
Wearing surface:Other [9]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:200,400 [as of 2017]
Truck traffic:8% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations (including piles) on dry land well above flood water elevations. [9]
Sufficiency rating:73.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairFairFairSatisfactory20040073.0
August 2015FairFairFairSatisfactory18230073.0
August 2013FairFairFairSatisfactory18030073.0
August 2011FairFairFairSatisfactory16640073.0
August 2009FairFairFairGood16750073.0
January 2008FairSatisfactoryFairGood15300074.0
January 2006FairGoodFairGood20360074.0
March 2004FairGood--21390074.0
May 2002FairGoodFairGood21230073.0
June 2000FairGoodFairGood16950073.0
June 1998FairGoodFairGood21080073.0
December 1996GoodGoodGoodVery Good28900084.0
June 1994FairGoodFairVery Good24300074.0
October 1993FairGoodSatisfactoryVery Good25240085.0
July 1992GoodGoodGoodVery Good23900085.0
February 1991GoodGoodGoodVery Good23900085.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.3,1023,0643800
Deck
Reinforced Concrete Decksq. ft.58,82646,72112,10500
Substructure
Reinforced Concrete Columneach3030000
Reinforced Concrete Pier Caplinear ft.4224071500
Joints
Strip Seal Jointlinear ft.120120000
Bearings
Movable Bearingeach4846200
Fixed Bearingeach1616000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,0682,068000