STORAGE OF DANGEROUS PETROLEUM IN UNDERGROUND TANKS FOR PURPOSES OF RETAIL TRADE OR PRIVATE CONSUMPTION
54. The following conditions shall be complied with in regard to every underground storage tank intended or used for the storage of dangerous petroleum in bulk:
the quantity of dangerous petroleum to be stored shall not exceed 2,270 litres except in places approved by the Director where a licence may be granted for the storage at petrol pumps of quantities not exceeding 45,460 litres provided that the quantity to be stored in any one tank shall not exceed 4,546 litres;
the tank and apparatus shall be of a pattern approved by the Director;
the tank shall be placed in the ground in an approved position, the top of the tank being not less than 45 centimetres below ground level; and
a vent pipe shall be fitted to the tank terminating in an approved position 4.8 metres above ground level and provided with an air vent protector of an approved pattern.