Section 309. Protective measures during demolition work

309. (1) No person who proposes to take down a building or a part thereof, shall commence doing so without providing in addition to such hoard or fence which he may be required to provide under section 307, screens extending to the full height of such building on all sides thereof so as to prevent pollution of the surrounding air with dust or injury or damage caused by the failing of any debris, bricks, wood and other material. (2) If any such work is commenced in contravention of subsection (1) the 1Municipal Commissioner may cause it to be stopped forthwith and any person carrying it out to be removed from the premises by a police officer.