No vehicle equipped with tires, rollers, or wheels, the rolling surface of which resting upon the highway consists in whole or in part of metal, may be operated upon any highway of this state if the weight of such vehicle or any load thereon or weight of vehicle and load resting upon the surface of the highway exceeds four hundred pounds upon any such width of tires, roller, or wheel of such vehicle. A violation of this section is a Class 2 misdemeanor.
SDCL 32-22-28