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I- 90,94 RYAN ELEV over CANAL TO STEWART STS

Map

Coordinates:
+41.84632, -87.63832
41°50'47" N, 87°38'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I- 90,94 RYAN ELEV over CANAL TO STEWART STS
Structure number:016111600000000
Old structure number:000016111626276 (from 1992 edition)
Location:0.4 M S I-55
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:223.1 ft. [68.0 m]
Total length:574.8 ft. [175.2 m]
Roadway width between curbs:126.0 ft. [38.4 m]
Deck width edge-to-edge:131.9 ft. [40.2 m]
Skew angle:18°
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: September 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:223,600 [as of 2015]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 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 corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:77.3 tons [70.3 metric tons]
Inventory rating:45.7 tons [41.5 metric tons]
Sufficiency rating:68.0
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$2,165,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201568.0FairSatisfactorySatisfactoryFairFO223600
September 201368.0FairSatisfactorySatisfactoryFairFO217600
September 201168.0FairSatisfactorySatisfactoryFairFO205300
September 200968.0FairSatisfactorySatisfactoryFairFO203900
January 200868.0FairSatisfactorySatisfactoryFairFO183000
January 200668.0FairGoodSatisfactoryFairFO238500
February 200579.0FairGoodSatisfactorySatisfactoryFO247200
May 200279.0FairGoodSatisfactorySatisfactoryFO238400
June 200079.0FairGoodSatisfactorySatisfactoryFO208900
May 199879.0FairGoodSatisfactorySatisfactoryFO247000
June 199679.0FairGoodGoodSatisfactory-242900
May 199480.0FairGoodGoodSatisfactory-199100
October 199380.0FairGoodGoodSatisfactory-252400
July 199280.0FairGoodGoodSatisfactory-239000
February 199180.0GoodGoodGoodGood-239000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.6,8996,5392521080
Deck
Reinforced Concrete Decksq. ft.79,64755,73523,900120
Substructure
Steel Columneach5646631
Reinforced Concrete Columneach2828000
Reinforced Concrete Pier Walllinear ft.1212000
Steel Pier Caplinear ft.55549928280
Reinforced Concrete Pier Caplinear ft.290287300
Joints
Strip Seal Jointlinear ft.7707700
Compression Jointlinear ft.8208200
Bearings
Elastomeric Bearingeach80800
Movable Bearingeach5147400
Fixed Bearingeach2020000
Pot Bearingeach2020000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,3752,3512400