On Board Trains Occupational Health and Safety Regulations
7.21.1 Compressed air, gas or steam shall not be used for blowing dust or other substances from structures, machinery or materials if
(a) there is a risk of any person being directly exposed to the jet or if a fire, explosion, injury or health hazard is likely to result from that use; or
(b) that use would result in either a concentration of an airborne chemical agent that is greater than the value referred to in paragraph 7.20(1)(a) for that chemical agent or a concentration of an airborne chemical agent or combination of airborne chemical agents that is greater than the maximum concentration set out in subsection 7.21(1) or (2).
- SOR/2015-143, s. 38.
- Date modified: