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I- 90,94 RYAN ELEV over S BR CHGO RIV TO CAN

Map

Coordinates:
+41.84971, -87.64426
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 CHGO RIV TO CAN
Structure number:016111500000000
Old structure number:000016111526275 (from 1992 edition)
Location:2 M S I-290
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:147.6 ft. [45.0 m]
Total length:1961.7 ft. [597.9 m]
Roadway width between curbs:124.0 ft. [37.8 m]
Deck width edge-to-edge:148.0 ft. [45.1 m]
Vertical clearance below bridge:18.0 ft. [5.5 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:22
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:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:64.5 tons [58.6 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:68.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$28,692,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201568.0FairFairFairFairFO182300
August 201368.0FairFairFairFairFO180300
August 201168.0FairFairFairFairFO166400
September 200968.0FairFairFairFairFO167500
September 200852.0PoorFairPoorPoorSD162000
March 200852.0PoorFairPoorPoorSD153000
January 200653.0PoorGoodFairPoorSD203600
May 200469.0FairGoodFairFairFO213900
May 200269.0FairGoodFairFairFO212300
June 200069.0FairGoodFairFairFO169500
June 199869.0FairGoodFairFairFO210800
June 199669.0FairGoodGoodFair-289000
May 199470.0FairGoodSatisfactoryFair-243000
October 199370.0FairGoodSatisfactoryFair-252400
July 199270.0FairGoodGoodFair-239000
February 199170.0FairGoodGoodFair-239000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.23,53821,0162,428940
Deck
Reinforced Concrete Decksq. ft.243,784219,40624,37800
Substructure
Steel Columneach31115892610
Reinforced Concrete Columneach311309200
Steel Pier Caplinear ft.3,4042,4596233202
Reinforced Concrete Pier Caplinear ft.2,0771,947100300
Joints
Strip Seal Jointlinear ft.855855000
Pourable Jointlinear ft.1,9601,76020000
Compression Jointlinear ft.681681000
Bearings
Elastomeric Bearingeach1818000
Movable Bearingeach33913620300
Fixed Bearingeach190190000