Aviation Occupational Health and Safety Regulations

8.9 (1) If, because of the weight, size, shape, toxicity or other characteristic of materials, goods or things, the manual handling of them may be hazardous to the health or safety of an employee, the employer shall issue instructions that the materials, goods or things shall, if feasible, not be handled manually.

(2) In determining whether the manual handling of the materials, goods or things may be hazardous to the health or safety of an employee, the employer shall take into account the frequency and duration of manual handling and the distance, gradient and environmental conditions over which an object is to be manually handled.