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I-75 RAMP WB TO SB over RAMP TO WB I-96

Map 

Coordinates:
+42.33204, -83.08527
42°19'55" N, 83°05'07" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-75 RAMP WB TO SB over RAMP TO WB I-96
Structure number:000000000011751
Old structure number:82182194000S220 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:202.4 ft. [61.7 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:31.2 ft. [9.5 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:66°
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:2007
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:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2016 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:13,830 [as of 1982]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Inventory rating:77.1 tons [70.1 metric tons]
Sufficiency rating:90.6
Recommended work:Bridge deck replacement with only incidental widening. [37]

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201690.6GoodGoodGoodGoodFO13830
May 201490.6GoodGoodGoodGood-13830
May 201290.6GoodGoodGoodGood-13830
June 201090.6GoodGoodGoodGood-13830
June 200890.6GoodGoodGoodGood-13830
June 200678.0FairFairSatisfactoryFairFO13830
June 200479.1FairSatisfactorySatisfactoryFairFO13830
June 200281.1FairSatisfactorySatisfactoryFairFO13830
May 200092.6FairSatisfactorySatisfactorySatisfactoryFO13830
August 199884.4FairGoodSatisfactoryGoodFO13830
September 199690.6GoodGoodGoodGoodFO13830
August 199489.7FairFairGoodGoodFO13830
July 199290.7GoodGoodVery GoodGoodFO13830
June 199090.7FairSatisfactoryVery GoodGoodFO13830