11.101. The duration of use of a backpack vacuum cleaner is limited to a maximum of 3 hours per working day, but cannot exceed more than 2 consecutive hours. When the duration of use of a backpack vacuum cleaner exceeds 2 hours in a working day, the employee must interrupt the task for a period of at least 60 consecutive minutes.
289-2021O.C. 289-2021, s. 251.