Section R. 408.15426 - Construction; snow throwers; generalRule 5426.
(1) The speed of the collector shall not be more than the manufacturer's rated speed.(2) The impeller of a 2-stage snow thrower shall not be more than the manufacturer's rated speed.(3) A snow thrower collector housing shall extend to the front of the auger travel path on both sides.(4) The collector shall incorporate a shear bolt or slip clutch protection against a blockage of the collector.(5) The discharge guide rotating mechanism shall not be capable of delivering snow into the operator's area.Mich. Admin. Code R. 408.15426