I-75 over RAMP TO DAVISON(M-8)


+42.40861, -83.07920
42°24'31" N, 83°04'45" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-75 over RAMP TO DAVISON(M-8)
Structure number:000000000011864
Old structure number:82182252000S280 (from 1992 edition)
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:47.9 ft. [14.6 m]
Total length:49.9 ft. [15.2 m]
Roadway width between curbs:140.1 ft. [42.7 m]
Deck width edge-to-edge:148.0 ft. [45.1 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:99°
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+Mod / HS 20+Mod [6]
Main span material:Steel [3]
Main span 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: May 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:159,874 [as of 2007]
Truck traffic:8% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:95.6 tons [86.9 metric tons]
Inventory rating:57.3 tons [52.1 metric tons]
Sufficiency rating:77.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201677.0FairFairGoodFairFO159874
May 201477.0FairFairGoodFairFO159874
May 201277.0FairFairGoodFairFO159874
May 201088.0FairFairGoodSatisfactoryFO159874
June 200888.0FairFairGoodSatisfactoryFO159874
June 200688.0FairFairGoodSatisfactoryFO160728
June 200488.0FairFairGoodSatisfactoryFO194000
June 200288.0FairFairSatisfactorySatisfactoryFO194000
June 200088.0FairFairGoodSatisfactoryFO194000
September 199835.0GoodGoodGood-SD194000
October 199630.0GoodGoodGood-SD118200
October 199488.0FairFairGoodGoodFO118200
August 199289.0GoodGoodGoodGoodFO118200
July 199089.0FairSatisfactoryVery GoodSatisfactoryFO118200