Section R. 408.18132 - Continuous mixersRule 8132.
(1) A cover on a continuous mixer shall be interlocked to the power source so that the agitator will not turn when the cover is open.(2) A continuous mixer which starts automatically shall have a warning device which shall be activated not less than 3 seconds before start-up.(3) A continuous mixer with a permanent inlet that introduces solids or semisolids shall be of a configuration which would not permit hands to come in contact with moving parts.Mich. Admin. Code R. 408.18132