Hong Kong Regulations

BUILDING (STANDARDS OF SANITARY FITMENTS, PLUMBING, DRAINAGE WORKS AND LATRINES) REGULATIONS - REGULATION 57

Disconnecting traps

(Past version on 30/06/1997).

Adaptation amendments retroactively made - see 29 of 1998 s. 29

(1) A suitable and efficient disconnecting trap shall be provided for every
drain and sewer provided for the carriage of foul water, and for every drain
and sewer provided for the carriage of surface water except where such drain
or sewer is connected to a stream course or an open nullah.

(2) Except under and in accordance with a permit issued under the
Land (Miscellaneous Provisions) Ordinance ( Cap 28) to occupy Government land
thereby, every such trap and the manhole in which it is fixed shall be
situated on land owned by the owner or owners of the building or buildings for
which the drain or sewer is provided, at a position as near as practicable to
the place at which such drain or sewer is connected to a public sewer or, in
the case of a drain or sewer, provided for the carriage of surface water,
which is connected to a covered nullah, at a position as near as practicable
to the nullah. (L.N. 361 of 1980; 29 of 1998 s. 29)

(3) Every such trap shall be-

   (a)  fixed within a manhole;

   (b)  so formed and fixed as to have a water seal of not less than 75 mm;
        and (L.N. 294 of 1976)

   (c)  provided, as an integral part of the trap, with a cleaning eye.