ROOT ST over I- 90,94 RYAN & CTA


+41.81913, -87.62990
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:14.8 ft. [4.5 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 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,100 [as of 2014]
Truck traffic:9% of total traffic
Deck condition:Good [7 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]
Operating rating:67.8 tons [61.6 metric tons]
Inventory rating:40.6 tons [36.9 metric tons]
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

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201582.5GoodGoodVery GoodGood-2100
November 201382.5GoodVery GoodVery GoodGood-2100
November 201189.4GoodVery GoodVery GoodGood-1350
January 201081.1GoodVery GoodExcellentGoodFO3000
December 200762.3PoorPoorFairFairSD15009
January 200663.8PoorPoorFairFairSD15009
July 200463.8PoorPoorFairSatisfactorySD15009
October 200263.8PoorPoorFairSatisfactorySD15009
September 200063.8PoorPoorFairSatisfactorySD15009
December 199963.8PoorPoorFairSatisfactorySD15009
March 199863.8PoorPoorFairSatisfactorySD15009
July 199663.8PoorPoorFairSatisfactorySD15009
June 199463.1PoorPoorFairSatisfactorySD15009
October 199363.1PoorPoorFairSatisfactorySD15009
July 199274.4PoorPoorGoodSatisfactorySD15009
March 199174.4PoorPoorGoodSatisfactorySD15009