Share:

I-75 SB EXIT RAMP over I-75 E&W TO SB TURN RDWY

Map

Coordinates:
+42.36696, -83.05747
42°22'01" N, 83°03'27" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I-75 SB EXIT RAMP over I-75 E&W TO SB TURN RDWY
Structure number:000000000011819
Old structure number:82182251000S180 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:110.9 ft. [33.8 m]
Total length:110.9 ft. [33.8 m]
Roadway width between curbs:21.7 ft. [6.6 m]
Deck width edge-to-edge:26.9 ft. [8.2 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:65°
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: December 2015

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:10,110 [as of 1982]
Truck traffic:3% of total traffic
Deck condition:Poor [4 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: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:76.7 tons [69.7 metric tons]
Inventory rating:46.0 tons [41.8 metric tons]
Sufficiency rating:87.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201587.0PoorPoorGoodGood-10110
December 201387.0PoorPoorGoodGood-10110
March 201287.0PoorPoorGoodGood-10110
June 201087.0PoorPoorGoodGood-10110
August 200887.0PoorPoorGoodGood-10110
July 200693.0PoorPoorSatisfactorySatisfactorySD10110
July 200493.0PoorPoorSatisfactorySatisfactorySD10110
July 200293.0PoorPoorSatisfactorySatisfactorySD10110
May 200093.0PoorPoorSatisfactorySatisfactorySD10110
September 199887.0FairFairSatisfactorySatisfactoryFO10110
September 199693.0FairFairVery GoodSatisfactoryFO10110
September 199493.0FairFairVery GoodGoodFO10110
July 199294.0FairSatisfactoryVery GoodGoodFO10110
June 199094.0FairSatisfactoryVery GoodGoodFO10110