Hong Kong Regulations

BUILDING (STANDARDS OF SANITARY FITMENTS, PLUMBING, DRAINAGE WORKS AND LATRINES) REGULATIONS - REGULATION 65

Capacity

(1) Every septic tank shall have such minimum capacity as shall be determined
by the Building Authority in the manner prescribed by paragraph

(2): Provided that no septic tank shall have a capacity of less than 2.3 m3 or
more than 41 m3. (L.N. 294 of 1976)

(2) (a) The septic tank shall be of such capacity as to be capable of storing
the quantity of soil and waste discharged thereto during any one day.

   (b)  The quantity of soil and waste discharged shall be calculated
        according to the rate of consumption of potable and flushing water
        which, in the opinion of the Building Authority, is appropriate to the
        type, size and use of the building. (L.N. 361 of 1980)

(3) For the purposes of this regulation, the number of persons using or likely
to use the soil and waste fitments installed in any building shall be
determined by the Building Authority. (L.N. 361 of 1980)