STORAGE OF DANGEROUS PETROLEUM IN QUANTITIES EXCEEDING 227 LITRES BUT NOT EXCEEDING 2,270 LITRES
40. Before the Director grants a licence for the storage of dangerous petroleum in quantities exceeding 227 litres but not exceeding 2,270 litres, the applicant shall provide within his premises in such a position as may be approved by him one or more storage bins or chambers constructed in such a manner as to comply with the conditions laid down in these Rules and shall carry out such structural alterations or additions to his own or adjacent premises as may be considered necessary by the Director.
41. A plan of every chamber intended for the storage of dangerous petroleum in quantities exceeding 227 litres but not exceeding 2,270 litres shall be deposited with the Director, and shall show the position and nature of every other building within 30 metres of the same to a scale of not less than 10 metres to 2.5 centimetres and plans as required by the Building Control Act [Cap. 29] and the regulations made thereunder shall also be submitted:
Provided that in the case of any building lawfully used immediately prior to 24th December 1926 for the storage of dangerous petroleum in quantities exceeding 227 litres but not exceeding 2,270 litres it shall not be necessary to deposit the plan unless the Director by notice in writing requires such plan to be deposited.
42. The following conditions shall be complied with in regard to every such chamber, other than an underground storage tank, as is referred to in rule 41:
the chamber shall be of brickwork of a thickness of not less than 35 centimetres, rendered inside with cement plaster of a thickness of not less than 2.5 centimetres and shall be completely enclosed except for a doorway 1.2 metres in height and 0.6 metre in width and a ventilator shaft of not more than 15 centimetres in diameter with openings at the top closed by fine mesh copper or brass wire gauze;
the chamber shall be so built that the cubic capacity below the ground level is equal to at least 1½ times the cubic content of the quantity of dangerous petroleum to be stored;
the door sill shall be at such a height from the floor level of the chamber that the cubic capacity of the chamber below the sill is equal to at least twice the cubic content of the quantity of dangerous petroleum to be stored;
the door shall be of steel or iron of a thickness of not less than 3 millimetres hung in a steel or iron frame;
the floor shall be laid in cement concrete at least 15 centimetres in thickness shall be water tight and shall slope to a small catch-pit; and
if the chamber be a separate building a copper lightning-conductor shall be provided leading to an earth-plate in a pit, well, river or the sea and shall be maintained in good order.
43. During daylight a quantity not exceeding 4 tins of dangerous petroleum may be exposed for sale or placed outside the storage receptacle at one time, but after 7 p.m. no dangerous petroleum may be kept outside the storage receptacle.
44. No fire or cooking-place or any artificial light shall be used and no smoking shall be allowed within 7.5 metres of the storage chamber, except in the case of pumps connected with underground storage tanks where electric lights of a type approved by the Director may be used.
45. No drum or tin containing dangerous petroleum shall be broached or opened nor any dangerous petroleum drawn off or changed from one receptacle to another at any time when or under circumstances where the use of artificial light is necessary.
46. No other goods of any description shall be stored in or upon the storage chamber and no inflammable goods shall be stored within 3 metres of it, except in the case of underground storage tanks where a limited quantity of motoring requisites may be stored as approved by the Director.