Share:

WB M-8 RMP TO I-75 over S SERVICE DRIVE, M-8

Map

Coordinates:
+42.40707, -83.08400
42°24'25" N, 83°05'02" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:WB M-8 RMP TO I-75 over S SERVICE DRIVE, M-8
Structure number:000000000011377
Old structure number:82182104000S050 (from 1992 edition)
Location:IN DETROIT O S SERVICE RD
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:103.7 ft. [31.6 m]
Total length:210.0 ft. [64.0 m]
Roadway width between curbs:40.4 ft. [12.3 m]
Deck width edge-to-edge:47.9 ft. [14.6 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:51°
Owner:State Highway Agency [01]
Year built:1971
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:3
Main spans material:Steel [3]
Main spans 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: November 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,360 [as of 1982]
Truck traffic:7% of total traffic
Deck condition:Fair [5 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:Equal to present minimum criteria [6]
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:85.7 tons [77.9 metric tons]
Inventory rating:51.5 tons [46.8 metric tons]
Sufficiency rating:97.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201597.0FairFairGoodGood-4360
December 201397.0FairFairGoodGood-4360
January 201297.0FairFairVery GoodGood-4360
February 201098.0FairSatisfactoryVery GoodVery Good-4360
August 200898.0FairSatisfactoryVery GoodVery Good-4360
August 200698.0GoodGoodVery GoodVery Good-4360
August 200498.0FairSatisfactorySatisfactoryGood-4360
August 200298.0FairSatisfactorySatisfactoryGood-4360
August 200098.0FairSatisfactoryGoodGood-4360
December 199897.0FairFairGoodSatisfactory-4360
May 199684.0PoorPoorGoodFairSD4360
October 199582.0PoorPoorGoodFairSD4360
September 199495.0FairFairGoodGoodFO4360
August 199295.0FairFairVery GoodGoodFO4360
August 199096.0FairSatisfactoryVery GoodGoodFO4360

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,2601,2006000
Deck
Reinforced Concrete Decksq. ft.10,06009,3107500
Superstructure
Steel Pin or Pin & Hangar Assemblyeach1212000
Substructure
Reinforced Concrete Columneach1212000
Reinforced Concrete Abutmentlinear ft.1301201000
Reinforced Concrete Pier Caplinear ft.130130000
Joints
Strip Seal Jointlinear ft.6363000
Pourable Jointlinear ft.126860400
Bearings
Movable Bearingeach1212000
Fixed Bearingeach1212000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.420420000