4596GOVERNMENT GAZETTE, WA 13 October 2016

4596 GOVERNMENT GAZETTE, WA 13 October 2016 (g) maintain all ventilators in good order and repair; (h) maintain all floors even and level in surface and free from cracks and gaps; (i) maintain all ceilings, internal wall finishes, skirtings, architraves and other fixtures and fittings complete and with smooth unbroken surfaces; (j) maintain all doors and windows in good working order and weatherproof condition; (k) retain all natural lighting free from any obstruction which would reduce the natural lighting, below the ratio of 10 per cent of the floor area; (l) maintain all pipes, fittings and fixtures connected with water supply, drainage or sewage so that they comply in all respects with the provisions of the the Water Services Act 2012 and any other legal requirements to which they are subject; and (m) maintain all electric wiring, gas services and fittings to comply in all respects with the requirements of all relevant public authorities. Division 2—Ventilation of houses 3.2 Exemption for short term hostels and recreational campsites This Division shall not apply to short term hostels and recreational campsites referred to in Division 2 of Part 8. 3.3 Overcrowding (1) The owner or occupier of a house shall not permit— (a) a room in the house that is not a habitable room to be used for sleeping purposes; (b) a habitable room in the house to be used for sleeping purposes unless— (i) for every person over the age of 10 years using the room there is at least 14 cubic metres of air space per person; and (ii) for every person up to, and including the age of 10 years, there is at least 8 cubic metres of air space per person; or (c) any garage or shed to be used for sleeping purposes. 3.4 Calculate sufficient space For the purpose of clause 3.3, in calculating the space required for each person— (a) each room is to be considered separately and sufficient space is to be allowed in each room for the number of persons present in the room at any one time; and (b) a deduction is to be made for the space occupied by furniture, fittings and projections of the walls into a room. 3.5 Ventilation (1) A person shall not use or occupy, or permit to be used or occupied, a house unless the house is properly ventilated. (2) For the purpose of subclause (1) a house shall be deemed to be properly ventilated if it complies with the Building Code, including the provision of— (a) natural ventilation; or (b) a mechanical ventilation or air-conditioning system complying with AS 1668.2—2002. (3) The owner of a house provided with a mechanical ventilation or air-conditioning system shall ensure that the system is— (a) maintained in good working condition and in accordance with AS/NZS 3666.2:2002; and (b) in use at all times the building is occupied, if it is a building without approved natural ventilation. (4) If, in the opinion of an EHO, a house is not properly ventilated, the local government may, by notice, require the owner of the house to— (a) provide a different, or additional method of ventilation; or (b) cease using the house until it is properly ventilated. 3.6 Subfloor ventilation The owner or occupier of a house shall make provision for subfloor ventilation by ensuring that air bricks and other openings are kept clear of refuse, vegetation, building materials, dirt and the like. Division 3—Water supply 3.7 Water supply (1) The owner of a house shall ensure that it is connected with a separate and independent water supply from the mains of a licensed water service operator, or a water supply to the satisfaction of the local government. (2) The water supply shall at all times be capable of delivering an adequate supply of water to each tap in the house. (3) The water supply to toilets or for garden use may be from a source other than drinking water.