(1) No person shall install, fit or use, or cause or permit to be installed, fitted or used, upon any premises, a storage tank for the reception or storage of water unless—

a) Such storage tank is constructed of cast iron, galvanized steel, vitreous enamelware, concrete, asbestos-cement, copper, glass reinforced plastic, or other approved material, which other material shall, where deemed necessary by the local authority have an approved lining;

b) Such storage tank is watertight and properly covered and ventilated;

c) The inlet thereof is provided with an approved ball-valve or check-valve;

d) Such storage tank is placed in an accessible position and means are provided to the approval of the local authority for it to be inspected and cleansed;

e) A gate-valve is provided upon the inlet-pipe, adjacent to such storage tank, and in such a position as to be easily accessible at all times;

f) Such storage tank is provided with an over-flow or waste-pipe the situation of which shall admit of the discharge of water being readily detected.

(2) Every steam-engine and boiler, and all premises which require a continuous supply of water, shall have a storage tank holding not less than half a day’s supply, calculated according to the average daily consumption.