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M-10 RAMP over M-8 EB DAVISON

Map 

Coordinates:
+42.39834, -83.10973
42°23'54" N, 83°06'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:M-10 RAMP over M-8 EB DAVISON
Structure number:000000000011439
Old structure number:82182112000S140 (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:123.0 ft. [37.5 m]
Total length:301.9 ft. [92.0 m]
Roadway width between curbs:25.3 ft. [7.7 m]
Deck width edge-to-edge:28.5 ft. [8.7 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:60°
Owner:State Highway Agency [01]
Year built:1957
Year reconstructed:1996
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:4
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: April 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,840 [as of 1982]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 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:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:77.1 tons [70.1 metric tons]
Inventory rating:46.3 tons [42.1 metric tons]
Sufficiency rating:94.2

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201594.2FairGoodSatisfactorySatisfactoryFO17840
April 201394.2FairGoodSatisfactorySatisfactoryFO17840
April 201194.2FairSatisfactorySatisfactorySatisfactoryFO17840
April 200992.2FairSatisfactorySatisfactorySatisfactoryFO17840
April 200892.2FairGoodSatisfactorySatisfactoryFO17840
April 200692.2FairGoodSatisfactorySatisfactoryFO17840
April 200492.2FairGoodSatisfactorySatisfactory-17840
April 200292.2FairGoodSatisfactoryGood-17840
April 200092.2FairGoodSatisfactoryGood-17840
August 199887.1FairVery GoodSatisfactoryGood-17840
June 199679.8FairFairSatisfactoryFair-17840
August 199479.1FairFairSatisfactoryFairFO17840
September 199279.1FairFairSatisfactoryFairFO17840
September 199079.1FairFairGoodFairFO17840