Hong Kong Regulations

GAS SAFETY (GAS SUPPLY) REGULATIONS - REGULATION 12

Requirements for tanks

(1) The owner of a tank which is placed-

   (a)  below ground level; or

   (b)  above ground level and covered with sand or earth, shall not use the
        tank to contain liquefied petroleum gas unless the tank-

        (i)    is covered with a coating material- (A) bonded to all external
               surfaces of the tank; and (B) which will protect the tank
               against corrosion; and

        (ii)   is fitted with a cathodic protection system together with a
               test point for such system.

(2) The owner of a tank which is fitted with a cathodic protection system as
required by subregulation (1)(ii) shall cause such system to be tested not
less than once in each 6 months period and the results of such test to be
recorded in writing and retained until the tank ceases to be used to contain
liquefied petroleum gas. (L.N. 350 of 1990) (Enacted 1990)