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M-10 WB over M-8 RAMP TO M-10 SB

Map

Coordinates:
+42.39773, -83.10915
42°23'52" N, 83°06'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-10 WB over M-8 RAMP TO M-10 SB
Structure number:000000000013499
Old structure number:82182112000S135 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:68.9 ft. [21.0 m]
Total length:171.3 ft. [52.2 m]
Roadway width between curbs:68.9 ft. [21.0 m]
Deck width edge-to-edge:72.8 ft. [22.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:27°
Owner:State Highway Agency [01]
Year built:1956
Year reconstructed:1987
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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:78,042 [as of 2007]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:88.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairSatisfactoryGoodSatisfactory7804288.3
November 2015FairSatisfactoryGoodGood7804288.3
December 2013FairSatisfactoryGoodGood7804288.3
January 2012FairSatisfactoryGoodGood7804288.3
February 2010GoodVery GoodGoodVery Good7804288.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.6,7396,08365600
Deck
Reinforced Concrete Decksq. ft.134,1510134,129220
Substructure
Reinforced Concrete Columneach2015500
Reinforced Concrete Abutmentlinear ft.4924434900
Reinforced Concrete Pier Caplinear ft.492492000
Joints
Strip Seal Jointlinear ft.492049200
Pourable Jointlinear ft.49202462460
Bearings
Movable Bearingeach3635010
Fixed Bearingeach3636000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,122925131660