ROOT ST over I- 90,94 RYAN & CTA


+41.81915, -87.62994
41°49'09" N, 87°37'48" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ROOT ST over I- 90,94 RYAN & CTA
Structure number:016115400000000
Old structure number:000016115426288 (from 1992 edition)
Location:2 M S I-55
Purpose:Carries highway over highway and railroad
Route classification:Minor Collector (Rural) [08]
Length of largest span:72.2 ft. [22.0 m]
Total length:428.5 ft. [130.6 m]
Roadway width between curbs:51.8 ft. [15.8 m]
Deck width edge-to-edge:66.6 ft. [20.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:2009
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: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,100 [as of 2014]
Truck traffic:9% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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:82.5
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$2,091,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairSatisfactoryVery GoodGood210082.5
November 2015GoodGoodVery GoodGood210082.5
November 2013GoodVery GoodVery GoodGood210082.5
November 2011GoodVery GoodVery GoodGood135089.4
January 2010GoodVery GoodExcellentGood300081.1
December 2007PoorPoorFairFair1500962.3
January 2006PoorPoorFairFair1500963.8
July 2004PoorPoorFairSatisfactory1500963.8
October 2002PoorPoorFairSatisfactory1500963.8
September 2000PoorPoorFairSatisfactory1500963.8
December 1999PoorPoorFairSatisfactory1500963.8
March 1998PoorPoorFairSatisfactory1500963.8
July 1996PoorPoorFairSatisfactory1500963.8
June 1994PoorPoorFairSatisfactory1500963.1
October 1993PoorPoorFairSatisfactory1500963.1
July 1992PoorPoorGoodSatisfactory1500974.4
March 1991PoorPoorGoodSatisfactory1500974.4