On Board Trains Occupational Health and Safety Regulations
Version of section 7.7 from 2015-09-11 to 2024-04-01:
7.7 Every ventilation system used to control the concentration of an airborne hazardous substance shall be so designed, constructed and installed that
(a) the concentration of the airborne hazardous substance does not exceed the values and percentages referred to in sections 7.20 and 7.21; and
(b) if there is no value or percentage set out in respect of the airborne hazardous substance, its concentration is not hazardous to the health or safety of employees.
- SOR/88-200, s. 14
- SOR/95-105, s. 23
- SOR/2015-143, ss. 33, 73(F)
- Date modified: