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MICHIGAN AVE over I- 55 STEVENSON

Map

Coordinates:
+41.84785, -87.62369
41°50'52" N, 87°37'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MICHIGAN AVE over I- 55 STEVENSON
Structure number:016018400000000
Old structure number:000016018403973 (from 1992 edition)
Location:1 M E I-90,94
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:83.0 ft. [25.3 m]
Total length:215.2 ft. [65.6 m]
Roadway width between curbs:64.0 ft. [19.5 m]
Deck width edge-to-edge:80.1 ft. [24.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:1994
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
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: October 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,100 [as of 2014]
Truck traffic:9% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 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 replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:79.7
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$4,221,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2016FairGoodFairGood1110079.7
November 2014FairGoodFairGood1110079.7
December 2012GoodGoodGoodGood1340092.7
January 2011GoodGoodGoodGood1340093.3
January 2009GoodGoodGoodGood1630093.2
December 2006GoodGoodGoodGood815093.6
January 2003GoodGoodGoodGood1940075.8
July 1998GoodVery GoodVery GoodGood1800075.8
February 1996GoodVery GoodVery GoodGood1050076.3
January 1995GoodExcellentExcellentGood1050075.9
September 1993FairFairGoodSatisfactory1050074.9
August 1991FairSatisfactoryGoodSatisfactory1050075.9