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

Map

Coordinates:
+41.84974, -87.64451
41°50'59" N, 87°38'40" 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:60.0 ft. [18.3 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 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:182,300 [as of 2015]
Truck traffic:9% 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]
Operating rating:65.6 tons [59.6 metric tons]
Inventory rating:38.8 tons [35.3 metric tons]
Sufficiency rating:73.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201573.0FairFairFairSatisfactory-182300
August 201373.0FairFairFairSatisfactory-180300
August 201173.0FairFairFairSatisfactory-166400
August 200973.0FairFairFairGood-167500
January 200874.0FairSatisfactoryFairGood-153000
January 200674.0FairGoodFairGood-203600
March 200474.0FairGood---213900
May 200273.0FairGoodFairGood-212300
June 200073.0FairGoodFairGood-169500
June 199873.0FairGoodFairGood-210800
December 199684.0GoodGoodGoodVery Good-289000
June 199474.0FairGoodFairVery Good-243000
October 199385.0FairGoodSatisfactoryVery Good-252400
July 199285.0GoodGoodGoodVery Good-239000
February 199185.0GoodGoodGoodVery Good-239000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.3,1023,0762600
Deck
Reinforced Concrete Decksq. ft.58,82647,12611,70000
Substructure
Reinforced Concrete Columneach3030000
Reinforced Concrete Pier Caplinear ft.422422000
Joints
Strip Seal Jointlinear ft.120120000
Bearings
Movable Bearingeach4846200
Fixed Bearingeach1616000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,0682,068000