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

Map

Coordinates:
+42.40710, -83.08392
42°24'26" 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:13.1 ft. [4.0 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: October 2017

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:Meets minimum tolerable limits to be left in place as is [4]
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]
Sufficiency rating:80.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairFairGoodGood436080.0
November 2015FairFairGoodGood436097.0
December 2013FairFairGoodGood436097.0
January 2012FairFairVery GoodGood436097.0
February 2010FairSatisfactoryVery GoodVery Good436098.0
August 2008FairSatisfactoryVery GoodVery Good436098.0
August 2006GoodGoodVery GoodVery Good436098.0
August 2004FairSatisfactorySatisfactoryGood436098.0
August 2002FairSatisfactorySatisfactoryGood436098.0
August 2000FairSatisfactoryGoodGood436098.0
December 1998FairFairGoodSatisfactory436097.0
May 1996PoorPoorGoodFair436084.0
October 1995PoorPoorGoodFair436082.0
September 1994FairFairGoodGood436095.0
August 1992FairFairVery GoodGood436095.0
August 1990FairSatisfactoryVery GoodGood436096.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.4,1343,93719700
Deck
Reinforced Concrete Decksq. ft.108,2850100,2128,0730
Superstructure
Steel Pin or Pin & Hangar Assemblyeach1212000
Substructure
Reinforced Concrete Columneach1211100
Reinforced Concrete Abutmentlinear ft.4273943300
Reinforced Concrete Pier Caplinear ft.427427000
Joints
Strip Seal Jointlinear ft.207020700
Pourable Jointlinear ft.4131511311310
Bearings
Movable Bearingeach1212000
Fixed Bearingeach1212000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,3781,24013800