Michigan Administrative Code
Department - Labor and Economic Opportunity
MIOSHA
General Industry and Construction Safety and Occupational Health Standards
General Industry Safety Standards
Part 7 - GUARDS FOR POWER TRANSMISSION
POWER TRANSMISSION EQUIPMENT
Section R. 408.10725 - Pulley guards and guides

(1) A pulley and a pulley part exposed to contact 7 feet or less from the floor or platform shall be guarded pursuant to R 408.10751 to R 408.10754.

(2) If the distance from a pulley to the nearest fixed pulley, clutch, or hanger is less than the width of the belt used, a guide shall be provided to prevent the belt from leaving the pulley.

(3) If there is an overhanging pulley on a line, jack, or countershaft with no bearing between the pulley and the outer end of the shaft, a guide to prevent the belt from running off the pulley shall be provided.