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I-75 E-N RAMP over M-10

Map

Coordinates:
+42.33360, -83.06366
42°20'01" N, 83°03'49" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I-75 E-N RAMP over M-10
Structure number:000000000011766
Old structure number:82182195000S080 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:85.0 ft. [25.9 m]
Total length:331.1 ft. [100.9 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:30.2 ft. [9.2 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1970
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:5
Main spans material:Steel continuous [4]
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:Poor
Status:Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:15,420 [as of 1982]
Truck traffic:3% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
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]
Sufficiency rating:36.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201636.0PoorFairPoorPoorSD15420
May 201536.0PoorFairPoorPoorSD15420
May 201468.0PoorFairPoorPoorSD15420
May 201368.0PoorFairPoorPoorSD15420
May 201168.0PoorFairFairPoorSD15420
May 200968.0PoorFairFairPoorSD15420
May 200884.0FairFairFairFairFO15420
May 200684.0FairFairFairFairFO15420
May 200484.0FairFairFairFairFO15420
May 200291.0FairFairSatisfactorySatisfactoryFO15420
May 200084.0FairFairSatisfactoryFairFO15420
August 199891.0FairSatisfactorySatisfactorySatisfactoryFO15420
August 199694.0GoodGoodGoodGoodFO15420
August 199493.0FairFairGoodGoodFO15420
July 199294.0GoodGoodVery GoodGoodFO15420
June 199094.0FairSatisfactoryVery GoodGoodFO15420