I- 90,94 RYAN ELEV over 18TH TO 22ND STS


+41.85773, -87.64413
41°51'28" N, 87°38'39" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I- 90,94 RYAN ELEV over 18TH TO 22ND STS
Structure number:016111200000000
Old structure number:000016111226272 (from 1992 edition)
Location:0.8 M N I-55
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:96.1 ft. [29.3 m]
Total length:1714.0 ft. [522.4 m]
Roadway width between curbs:133.9 ft. [40.8 m]
Deck width edge-to-edge:158.1 ft. [48.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 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:21
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: July 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:211,900 [as of 2016]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 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: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]
Sufficiency rating:66.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$29,247,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2016FairSatisfactoryFairSatisfactory21190066.0
July 2014FairSatisfactoryFairSatisfactory26290066.0
July 2013FairSatisfactoryFairSatisfactory25280066.0
August 2011FairSatisfactoryFairSatisfactory24300068.0
August 2009FairSatisfactoryFairSatisfactory23840068.0
January 2008FairSatisfactoryFairSatisfactory23900068.0
January 2006FairSatisfactoryFairSatisfactory28950068.0
May 2004FairSatisfactoryFairFair29490068.0
May 2002FairSatisfactoryFairFair28570068.0
May 2000FairSatisfactoryFairFair16950068.0
June 1998FairGoodFairFair28640068.0
May 1996FairGoodGoodFair30570068.0
May 1994FairGoodGoodFair23150069.0
October 1993FairGoodGoodFair25240069.0
July 1992FairGoodGoodFair23900069.0
February 1991FairGoodGoodSatisfactory23900080.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Steel Girder/Beamlinear ft.13,5848,9104,26038430
Reinforced Concrete Decksq. ft.347,143306,10140,980620
Reinforced Concrete Columneach316316000
Reinforced Concrete Abutmentlinear ft.3162665000
Steel Pier Caplinear ft.3,4766052,813580
Reinforced Concrete Pier Caplinear ft.4,0794,075130
Strip Seal Jointlinear ft.1,7101,710000
Pourable Jointlinear ft.1,707001,407300
Compression Jointlinear ft.584584000
Elastomeric Bearingeach535309156700
Movable Bearingeach122011750
Fixed Bearingeach2550239160
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.12,08410,87601,2080