Section 204 in U.P. Building And Other Construction Workers (Regulation Of Employment And Conditions Of Service) Rules, 2009
204. Quantity of Air and Ventilation.
- The employer shall ensure at a construction site of a building or other construction work that :(a)every working chamber at an excavation or tunneling work where compressed air is used the supply of such air is maintained not less than 0.30 cubic meter per minute per person working therein and such air is, as far as practicable be free from dust, fumes and other toxic substances;(b)all working areas in a free air tunnel are provided with ventilation system as approved by Chief Inspector and the fresh air supplied in such tunnel is not less than 6.0 cubic meter per minute for each building worker employed underground in such tunnel and the free air flow movement inside such tunnel is not less than 9.0 meter per minute
