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I-75 S-W RAMP over NORTH SERVICE RD

Map

Coordinates:
+42.36777, -83.06043
42°22'04" N, 83°03'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-75 S-W RAMP over NORTH SERVICE RD
Structure number:000000000011829
Old structure number:82182251000S280 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:65.9 ft. [20.1 m]
Total length:152.6 ft. [46.5 m]
Roadway width between curbs:38.4 ft. [11.7 m]
Deck width edge-to-edge:43.3 ft. [13.2 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:52°
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]
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:Epoxy Overlay [5]

Latest Available Inspection: October 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:26,250 [as of 2014]
Truck traffic:5% 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:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:98.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$100,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201598.0GoodGoodGoodGood-26250
March 201470.0PoorFairPoorSatisfactorySD13480
April 201270.0PoorFairPoorSatisfactorySD13480
June 201083.0FairFairFairSatisfactory-13480
January 200983.0FairFairFairSatisfactory-13480
January 200783.0FairFairFairSatisfactory-13480
January 200597.0FairFairGoodSatisfactory-13480
January 200397.0FairFairGoodSatisfactory-13480
January 200195.0PoorPoorSatisfactorySatisfactorySD13480
September 199886.0FairFairFairGood-13480
September 199682.0FairFairFairGoodFO13480
September 199462.0PoorSeriousPoorPoorSD13480
July 199264.0PoorPoorPoorPoorSD13480
June 199062.0PoorSeriousPoorFairSD13480

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,3121,312000
Deck
Reinforced Concrete Decksq. ft.6,6226,622000
Wearing Surfacessq. ft.5,8705,870000
Substructure
Reinforced Concrete Columneach1010000
Reinforced Concrete Abutmentlinear ft.141141000
Reinforced Concrete Pier Caplinear ft.144144000
Joints
Strip Seal Jointlinear ft.144144000
Pourable Jointlinear ft.43228814400
Bearings
Movable Bearingeach2424000
Fixed Bearingeach2422002
Bridge Rail
Other Material Bridge Raillinear ft.3052802500