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THE HONGKONG GOVERNMENT GAZETTE, 24TH NOVEMBER, 1888.
1075
11. Any person who may have built any new drain or drainage works connected therewith shall not cover up such drain or works until the same shall have been previously inspected and passed by the Board, and such person shall give three clear days' written Notice to the Board that such drain or works are ready for inspection, and such Notice shall be delivered at the Office of the Board in a form of which printed blank copies may be obtained gratis in English and Chinese on application at the Office of the Board, or in the case of the Villages-at any Village Police Station, between the hours of 10 A.M. and 4 PM.
12. All new drains or drainage works, shall be built and carried out in all respects in accordance with the provisions of Ordinance No. 24 of 1887 and of any Bye-Laws made thereunder, and if no written Notice as provided in Bye-Law No. 1 shall have been given to the Board by any person about to construct, reconstruct, alter or amend any new drain on his premises, and if by such default the Board shall have had no opportunity of inspecting and approving or disapproving of new drains actually built and already covered in, it shall be lawful for the Board on discovering the existence of such new drains or works to call upon the owner to open and uncover the same for the
of purpose inspection and should such new drains or works prove upon inspection to be defective either in respect of design, workmanship or materials they shall be deemed a Nuisance and dealt with as such.
13. Any person carrying out excavations for new drainage works on any premises contiguous to a public thoroughfare whereby the safety of the public may be jeopardized, shall light such excava- tions by means of a lantern or lanterns kept lighted through the night, and he shall further provide watchmen, erect hoardings and otherwise take such precautions as may be necessary for securing the safety of the public and the protection of adjoining properties.
14. In every case where the course of a new drain shall be diverted, any cesspool previously existing and into which such new drain may have previously emptied, shall be cleaned, deodorized and filled with clean earth.
15. All works connected with the construction of new drains and drain-connections shall be carried out in strict accordance with the plans and sections previously submitted to and approved by the Board, or with such amendments to such plans and sections as may have been required by the Board, and such works shall be carried out in a proper and workmanlike manner with the best materials of their respective kinds and shall be subject during their progress to the continuous control and supervision of the Officers of the Board appointed in that behalf and shall be completed to the entire satisfaction of the Board.
16. Lime Mortar.-Lime mortar used for the building of manholes shall be composed of three parts of sand or red earth and one part of good lime.
17. Lime Concrete.-Lime concrete used for encasing new drains shall be composed of four parts of good sound clean stone, broken to one inch cubes, two parts of red earth and one part of lime thoroughly well mixed and well rammed into place.
18. Cement Mortar.--Cement mortar used for the jointing of pipes or any other work shall be mixed in the proportions of three parts of clean sharp sand and one part of good Portland Cement used fresh.
19. Stoneware Pipes.- All stoneware pipes shall be well glazed and free from cracks and flaws and shall have a thickness of not less than one twelfth of their diameter.
20. Disconnecting Chambers.--Disconnecting Chambers shall be red brick manholes fitted with stoneware traps and ventilating grates of iron or stone.
21. Traps.-Traps shall have not less than two inches of water seal and shall be securely fixed to the drain. All stoneware traps shall be surrounded with a thickness of four inches of lime concrete. 22. Method of fixing vertical pipes to the exterior surfaces of walls.-Ventilating and fall pipes of stoneware shall be securely fixed to the exterior surfaces of walls with wrought iron bands fitted round the pipe and made fast to the wall with two wrought iron spikes not less than four inches in length. Metal pipes shall also be fixed as above or shall have two ears fixed to them and secured to the walls with two wrought iron spikes, not less than four inches long.
II.
NEW DRAINS IN EXISTING PREMISES.
23. The provisions of the whole of the existing Bye-Laws contained in Section I shall equally apply to the construction of all new drains in existing premises.
III.
DEFECTIVE AND INSANITARY HOUSE-DRAINS,
24. Any Owner of an existing house-drain which shall have been found by the Board to be in a defective and insanitary condition, shall upon the receipt of a Notice in English and Chinese to that effect from the Board, cause such drain to be reconstructed or repaired and amended, as the case may be, in the manner hereinafter provided and within a reasonable time to be specified in such Notice.
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