I-75 SB over M-10


+42.33548, -83.06426
42°20'08" N, 83°03'51" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-75 SB over M-10
Structure number:000000000011769
Old structure number:82182195000S112 (from 1992 edition)
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:117.8 ft. [35.9 m]
Total length:235.9 ft. [71.9 m]
Roadway width between curbs:62.7 ft. [19.1 m]
Deck width edge-to-edge:82.0 ft. [25.0 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1953
Year reconstructed:1999
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:2
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: May 2015 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:43,891 [as of 2007]
Truck traffic:14% of total traffic
Deck condition:Good [7 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:Basically intolerable requiring high priority of replacement [2]
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:97.5 tons [88.6 metric tons]
Inventory rating:58.5 tons [53.2 metric tons]
Sufficiency rating:77.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201577.0GoodGoodGoodGoodFO43891
May 201377.0GoodGoodGoodGoodFO43891
May 201177.0GoodGoodGoodGoodFO43891
May 200977.0GoodGoodGoodGoodFO43891
May 200877.0GoodGoodGoodGoodFO43891
May 200677.0GoodVery GoodGoodVery Good-45000
May 200466.0FairVery GoodFairFair-45000
May 200266.0FairVery GoodFairFair-45000
May 200066.0FairVery GoodFairFairFO45000
August 199849.0PoorFairFairPoorSD45000
August 199649.0PoorFairSatisfactoryPoorSD51400
August 199450.0PoorSatisfactoryGoodPoorSD51400
July 199250.0PoorSatisfactoryGoodPoorSD51400
June 199050.0PoorSatisfactoryGoodPoorSD51400