On Board Trains Occupational Health and Safety Regulations

6.31 (1) Subject to subsection (2), if feasible, the exhaust system for on board accommodation, a toilet room or a food preparation area

• (a) shall be of a mechanical type; and

• (b) shall not be connected with any other exhaust or air supply system.

(2) The exhaust system for on-board accommodation, a toilet room or a food preparation area may be connected to the exhaust duct of another room at the exhaust fan inlet if it is connected in such a manner that an exchange of air between those rooms or areas cannot occur.