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MICHIGAN AVE over I- 94 B FORD & CTA

Map

Coordinates:
+41.71340, -87.62021
41°42'48" N, 87°37'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MICHIGAN AVE over I- 94 B FORD & CTA
Structure number:016204000000000
Old structure number:000016204026356 (from 1992 edition)
Location:0.4 M SE I-57
Purpose:Carries highway over highway and railroad
Route classification:Collector (Urban) [17]
Length of largest span:87.9 ft. [26.8 m]
Total length:319.2 ft. [97.3 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Skew angle:29°
Owner:State Highway Agency [01]
Year built:1960
Year reconstructed:2007
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:4
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:Good
Status:Open, no restriction [A]
Average daily traffic:7,450 [as of 2014]
Truck traffic:13% 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: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]
Operating rating:77.7 tons [70.6 metric tons]
Inventory rating:46.3 tons [42.1 metric tons]
Sufficiency rating:80.0
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$3,140,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201680.0GoodGoodVery GoodGoodFO7450
October 201480.0GoodGoodVery GoodVery Good-7450
October 201280.0GoodGoodVery GoodVery Good-9400
October 201077.0GoodGoodVery GoodVery Good-9400
October 200877.0GoodVery GoodVery GoodVery Good-8400
November 200775.0GoodExcellentExcellentVery GoodFO8400
September 200629.0PoorSeriousSeriousPoorSD8400
October 200529.0PoorSeriousSeriousPoorSD6900
December 200429.0PoorSeriousSeriousPoorSD6900
February 200446.0PoorPoorPoorPoorSD6900
December 200259.0PoorPoorPoorPoorSD6900
November 200159.0PoorPoorPoorPoorSD6900
February 200161.0PoorPoorPoorPoorSD6900
April 199961.0PoorPoorPoorPoorSD6900
April 199842.0PoorSeriousSeriousFairSD6900
September 199679.0FairFairFairFair--
October 199579.0FairFairFairFair--
December 199479.0FairFairFairFair--
May 199379.0FairFairFairFair--
August 199290.0FairFairGoodSatisfactory--
November 199190.0FairFairGoodSatisfactory--

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,9151,915000
Deck
Reinforced Concrete Decksq. ft.18,50817,60890000
Substructure
Reinforced Concrete Pier Walllinear ft.203203000
Reinforced Concrete Abutmentlinear ft.137137000
Reinforced Concrete Pier Caplinear ft.340340000
Joints
Strip Seal Jointlinear ft.138138000
Bearings
Elastomeric Bearingeach3232000
Fixed Bearingeach88000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.638638000