On Board Trains Occupational Health and Safety Regulations

10.21 (1) Every machine on rolling stock that has exposed moving, rotating, electrically charged or hot parts or that processes, transports or handles material that constitutes a hazard to an employee shall be equipped with a machine guard that

• (a) prevents the employee or any part of his body from coming into contact with the parts or material;

• (b) prevents access by the employee to the area of exposure to the hazard during the operation of the machine; or

• (c) makes the machine inoperative if the employee or any part of his clothing is in or near a part of the machine that is likely to cause injury.

(2) To the extent that is reasonably practicable, a machine guard referred to in subsection (1) shall not be removable.

(3) A machine guard shall be so constructed, installed and maintained that it meets the requirements of subsection (1).