Are there maximum weights established for moving nondivisible overweight vehicles and/or loads?
Yes. Weight maximums for the movement of a nondivisible load under special permit are established in RCW 46.44.091. In addition, tire loading for the movement of a nondivisible load is limited to the lesser of six hundred pounds per inch width of tire or the tire manufacturer’s rating with proper inflation, as determined by the nomenclature imprinted on the tire. (3) Are there maximums and/or other criteria established for the use of specific vehicle combinations when moving over-dimensional nondivisible loads? Yes. The maximums for specific vehicle combinations are as follows: (a) Truck-tractor pulling a semi-trailer or full trailer: Trailers in excess of legal length and/or width dimensions, or the permitted length of fifty-six feet, shall not exceed the length or width of the nondivisible load being transported. The department may grant an exception when the added dimension is necessary to spread the weight of the load to comply with requirements established by the department to pro
