R 408.15254 Stackers and unstackers.

Rule 5254. (1) A stacker or unstacker shall be blocked whenever an employee goes beneath the hoisting platform. (2) The lifting device on a stacker or unstacker shall be constructed or equipped with safety devices to minimize the potential of lumber falling. (3) Guarding of a stacker hoistway openings and lower landing shall be pursuant to General Industry Safety and Health Standard Part 2 “Walking-Working Surfaces,” as referenced in R 408.15209. (4) Where an operator has no clear view of the discharge path from a stacker, or in case of a discharge path of an automatic stacker, a barrier guard shall be provided to prevent an employee from entering the discharge path. In either case, a warning device shall be installed to alert an employee of the hazard.