【法规名称】
【法规编号】 79793 什么是编号？
【正 文】
第12页 CAP 123I BUILDING (STANDARDS OF SANITARY FITMENTS, PLUMBING, DRAINAGE WORKS AND LATRINES) REGULATIONS
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[接上页] (1) All trenches in which drains or sewers have been laid shall be carefully filled in, around and above the drains or sewers, with earth which shall be carefully rammed and consolidated. (2) No stones or other material which will not pass through a 50 mm ring shall be deposited in any such trench within 300 mm of the top of any drain or sewer. (L.N. 294 of 1976) Cap 123I reg 61 Surface water channels (1) Channels provided for the carriage of surface water shall be of adequate size, constructed of approved impervious material, finished off smooth and laid to a gradient of not less than 1 in 100. (2) Suitable grilles shall be provided to prevent sand, silt and other debris from entering any public sewer, public channel, nullah or stream course. (3) A cover in a foot-path to a channel for the carriage of surface water shall be flush with the path surface and any hole in such cover or between such cover and another shall not exceed 20 mm in one dimension. (L.N. 366 of 1984) Cap 123I reg 62 Disposal of effluent PART V SEPTIC TANKS (1) The owner of any building who is about to install a septic tank shall submit to the Building Authority for his approval the methods by which it is intended to dispose of the effluent and sludge from the septic tank. (2) The Building Authority shall not give his approval thereof if, in his opinion, the method or methods proposed is or are likely to cause a nuisance or injury to health. (L.N. 361 of 1980) Cap 123I reg 63 Situation of septic tank (1) No septic tank shall be situated within 18 m of any spring, stream of water or well, the water from which is used or likely to be used for drinking or domestic purposes or for the manufacture or preparation of articles of food or drink for human consumption or for the cleansing of vessels used in the manufacture or preparation of such articles. (L.N. 294 of 1976) (2) Every septic tank shall be so situated that the removal of sludge can be carried out by an approved method. (L.N. 361 of 1980) Cap 123I reg 64 Design Save insofar as provision is made therefor in these regulations, every septic tank together with any ancillary installation for the disposal of septic tank effluent shall be of such design as the Building Authority may approve. (L.N. 361 of 1980) Cap 123I reg 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 cubic metres or more than 41 cubic metres. (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) Cap 123I reg 66 Construction (1) Every septic tank shall- (a) have a depth of at least 1.2m but not more than 1.8m from the invert of the inlet to the floor of the tank; (b) have a length not less than 3 times but not more than 4 times its width; (c) be provided with adequate means of access for the inspection and cleansing of each chamber. (L.N. 361 of 1980)(2) The sides of every septic tank shall be constructed of- (a) brickwork in cement mortar not less than 215 mm thick; (b) concrete not less than 125 mm thick; or (L.N. 439 of 1990) (c) other approved material.(3) The foundation and floor of every septic tank shall be constructed of concrete not less than 150 mm thick. (L.N. 439 of 1990) (4) All internal faces (including the floor) of every septic tank shall be- (a) rendered in cement mortar; or (b) faced with other approved material,so as to provide a smooth, impervious surface. (L.N. 294 of 1976) Cap 123I reg 67 Dip pipes The inlet to and the outlet from every septic tank shall be by means of dip pipes of such depth as to avoid disturbance of the top scum. Cap 123I reg 68 Ventilation In every septic tank the space between the top of the water level and the underside of the cover shall be- (a) adequately ventilated; or (b) provided with adequate means for drawing off gases. Cap 123I reg 69 Situation of cesspools PART VI CESSPOOLS No cesspool shall be situated- (a) within 20 m of any spring, stream of water or well, the water from which is used, or likely to be used, for drinking or domestic purposes or for the manufacture or preparation of articles of food or drink for human consumption or for the cleansing of vessels used in the manufacture or the preparation of such articles; or (b) within 15 m of any building in which any person resides or works. |
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