301.49 TRUCK; HEAVY TRUCK.
   (a)   “Truck” means every motor vehicle, except trailers and semitrailers, designed and used to carry property. (ORC 4511.01(K))
   (b)   “Heavy truck” means every motor vehicle, including trailers and semitrailers, designed and used to carry property which exceeds a size as specified in Section 339.03 or exceeding a gross weight of 6000 pounds.