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M-10 N-W RAMP over I-75 & EXIT RAMPS

Map

Coordinates:
+42.33530, -83.06416
42°20'07" N, 83°03'51" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:M-10 N-W RAMP over I-75 & EXIT RAMPS
Structure number:000000000011772
Old structure number:82182195000S150 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:69.9 ft. [21.3 m]
Total length:401.9 ft. [122.5 m]
Roadway width between curbs:27.6 ft. [8.4 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:1998
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:6
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 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:11,370 [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:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Inventory rating:67.5 tons [61.4 metric tons]
Sufficiency rating:100.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 2015100.0FairGoodGoodSatisfactory-11370
May 2013100.0FairVery GoodGoodSatisfactory-11370
May 2011100.0FairVery GoodGoodSatisfactory-11370
May 2009100.0FairVery GoodSatisfactorySatisfactory-11370
May 2008100.0FairVery GoodSatisfactorySatisfactory-11370
May 200696.0FairVery GoodSatisfactorySatisfactory-11370
May 200496.0FairVery GoodSatisfactorySatisfactory-11370
May 200296.0FairVery GoodSatisfactorySatisfactory-11370
May 200096.0FairVery GoodSatisfactorySatisfactory-11370
August 199858.0PoorSeriousFairPoor-11370
August 199668.0PoorPoorFairPoorSD11370
August 199484.0PoorPoorSatisfactoryFairSD11370
August 199284.0PoorPoorSatisfactoryFairSD11370
June 199095.0PoorPoorSatisfactorySatisfactorySD11370