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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 2016 

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]
Evaluation:Structurally deficient [1]
Sufficiency rating:68.0
Recommended work:Bridge deck replacement with only incidental widening. [37]

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201668.0Structurally deficientPoorSatisfactoryPoor68056
March 201568.0Structurally deficientPoorSatisfactoryPoor68056
April 201397.0Not deficientFairSatisfactorySatisfactory68056
April 201286.0Not deficientFairGoodFair68056
July 201087.0Not deficientSatisfactoryGoodFair68056
June 200987.0Not deficientSatisfactoryGoodFair68056
July 200798.0Not deficientSatisfactoryGoodSatisfactory76362
July 200598.0Not deficientSatisfactoryGoodSatisfactory76362
March 200471.0Structurally deficientSatisfactoryGoodPoor63000
December 200271.0Structurally deficientSatisfactoryGoodPoor63000
September 200171.0Structurally deficientSatisfactoryGoodPoor63000
June 200071.0Structurally deficientSatisfactoryGoodPoor63000
September 199871.0Structurally deficientSatisfactoryGoodPoor63000
September 199685.0Not deficientSatisfactoryGoodFair63000
October 199685.0Not deficientSatisfactoryGoodFair96200
October 199485.0Not deficientGoodGoodFair96200
August 199285.0Not deficientGoodGoodFair96200
July 199085.0Not deficientGoodVery GoodFair96200