Section R. 408.16221 - Machine installationRule 6221.
(1) An electrically powered machine shall be grounded.(2) A machine installed on a bench, table or stand shall be designed or secured to prevent unintentional movement or tipping.(3) A machine shall be so located that there will be space for the employee to handle the material and operate the machine with no interference to or from another employee or machine.(4) A machine shall be so located that it will not be necessary for an operator to stand in an aisle.(5) A powered gate shall have the leading edge equipped with a return switch and circuit so designed that the gate will retract and not cause an injury if an employee is struck by it.Mich. Admin. Code R. 408.16221