SDCL § 32-22-12.2: Exception for combination of towing motor vehicle or farm tractor and two anhydrous ammonia fertilizer tanks.

The provisions of §§ 32-22-9 to 32-22-12.1, inclusive, do not apply to a combination of vehicles consisting of a towing motor vehicle or farm tractor and two anhydrous ammonia fertilizer tank trailers. The vehicles in such a combination may not exceed a total length of seventy feet, may travel on public highways only during daylight hours, may not travel in excess of twenty-five miles per hour on any public highway, and each trailer shall display a slow-moving vehicle sign. The towing motor vehicle in such a combination may not have less than an eleven thousand pound gross vehicle weight rating. A violation of this section is a Class 2 misdemeanor.