59TH ST over I- 90,94 RYAN & CTA


+41.78723, -87.63068
41°47'14" N, 87°37'50" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:59TH ST over I- 90,94 RYAN & CTA
Structure number:016115000000000
Old structure number:000016115026286 (from 1992 edition)
Location:5 M S I-55
Purpose:Carries highway overpass over highway and railroad
Route classification:Collector (Urban) [17]
Length of largest span:69.9 ft. [21.3 m]
Total length:339.9 ft. [103.6 m]
Roadway width between curbs:69.9 ft. [21.3 m]
Deck width edge-to-edge:85.0 ft. [25.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:2004
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:5
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,000 [as of 2018]
Truck traffic:14% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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]
Sufficiency rating:87.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$2,738,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairGoodGoodSatisfactory900087.0
March 2016FairGoodGoodSatisfactory1060086.9
October 2014FairGoodVery GoodSatisfactory1060086.9
October 2012GoodGoodVery GoodGood1170088.8
October 2010GoodGoodVery GoodGood1170089.4
January 2009GoodGoodVery GoodGood1220089.4
January 2006GoodVery GoodVery GoodGood1860093.1
August 2004PoorPoorFairSatisfactory1860078.9
October 2002PoorPoorFairSatisfactory1860078.9
December 2000PoorPoorFairSatisfactory1640079.0
December 1999PoorPoorFairSatisfactory1640079.0
March 1998PoorPoorFairSatisfactory1640079.0
August 1996PoorPoorFairSatisfactory1900078.8
June 1994PoorPoorGoodSatisfactory1900090.4
November 1993PoorPoorFairSatisfactory1640079.4
July 1992PoorPoorGoodSatisfactory1640090.6
February 1991PoorPoorGoodSatisfactory1640090.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,0402,040000
Reinforced Concrete Decksq. ft.29,11428,1141,00000
Reinforced Concrete Columneach3434000
Reinforced Concrete Pier Walllinear ft.246245010
Reinforced Concrete Abutmentlinear ft.170170000
Reinforced Concrete Pier Caplinear ft.416413120
Strip Seal Jointlinear ft.505050500
Elastomeric Bearingeach60362400
Fixed Bearingeach22000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.6786680100
Reinforced Concrete Bridge Raillinear ft.755755000