Hong Kong Regulations

GAS SAFETY (GAS SUPPLY) REGULATIONS - REGULATION 40

Safety device to be used when liquefied petroleum gas is discharged from road tanker

(1) No person shall discharge liquefied petroleum gas from a road tanker into
a liquefied petroleum gas receiving installation unless a safety device which
complies with subregulation (2) is fitted to the tanker or the installation to
protect against the dangers which may arise due to the movement of the tanker
whilst the liquefied petroleum gas transfer hoses are connected between the
tanker and the installation.

(2) The safety device referred to in subregulation (1) shall-

   (a)  be maintained at all times in good and efficient working order;

   (b)  be automatic in operation; and

   (c)  when in operation-

        (i)    protect the liquefied petroleum gas transfer hoses to which it
               is connected from rupture or other damage; and

        (ii)   release not more than 0.1 litres of liquefied petroleum gas in
               liquid form. (Enacted 1990)