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M-102 8 MILE RD over I-75

Map 

Coordinates:
+42.44708, -83.09496
42°26'49" N, 83°05'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:M-102 8 MILE RD over I-75
Structure number:000000000011850
Old structure number:82182252000S100 (from 1992 edition)
Location:IN DETROIT OVER I-75 SERV
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:134.8 ft. [41.1 m]
Total length:1068.3 ft. [325.6 m]
Roadway width between curbs:86.0 ft. [26.2 m]
Deck width edge-to-edge:92.2 ft. [28.1 m]
Vertical clearance below bridge:20.0 ft. [6.1 m]
Owner:State Highway Agency [01]
Year built:1969
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:11
Main spans material:Steel continuous [4]
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: March 2017 

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:68,056 [as of 2007]
Truck traffic:5% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:73.0 tons [66.4 metric tons]
Inventory rating:43.9 tons [39.9 metric tons]
Sufficiency rating:68.0
Recommended work:Bridge deck replacement with only incidental widening. [37]

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201768.0PoorPoorSatisfactoryPoorSD68056
March 201668.0PoorPoorSatisfactoryPoorSD68056
March 201568.0PoorPoorSatisfactoryPoorSD68056
April 201397.0FairFairSatisfactorySatisfactory-68056
April 201286.0FairFairGoodFair-68056
July 201087.0FairSatisfactoryGoodFair-68056
June 200987.0FairSatisfactoryGoodFair-68056
July 200798.0FairSatisfactoryGoodSatisfactory-76362
July 200598.0FairSatisfactoryGoodSatisfactory-76362
March 200471.0PoorSatisfactoryGoodPoorSD63000
December 200271.0PoorSatisfactoryGoodPoorSD63000
September 200171.0PoorSatisfactoryGoodPoorSD63000
June 200071.0PoorSatisfactoryGoodPoorSD63000
September 199871.0PoorSatisfactoryGoodPoorSD63000
October 199685.0FairSatisfactoryGoodFair-96200
September 199685.0FairSatisfactoryGoodFair-63000
October 199485.0FairGoodGoodFair-96200
August 199285.0FairGoodGoodFair-96200
July 199085.0FairGoodVery GoodFair-96200