SN 28 - Drying Tumblers, Shakers and Washing Machines Interlocking Devices

This OSH Standards Notice states the requirement for an interlock device, braking mechanism or time delay to protect employees from possible injury in situations when the cylinder of a tumbler, shaker or washing machine continues to rotate after the power is shut off. Standards referenced 1910.262(cc)(1) and 1910.262(cc)(2) - Textiles. 

Also reference the safety and health topic page for Machine Guarding.