Surface drains and drainage
outlets to be fitted with
interceptor.
Smoking
prohibited
in petroleum installation.
Fire, etc. not
permitted in petroleum installation.
Notices to be displayed at entrances prohibiting smoking.
Fire-exim- guishing
appliances to be provided.
Pice Services Department
to be notified of are.
Construction of tanks.
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232. (1) Any surface drain leading out of any petroleum installa. tion shall pass through an interceptor located near the outlet and of sufficient size to prevent oil pussing through with the maximum flow of water.
(2) Any drainage outlet leading from a buoded area shall be fitted with such an interceptor situated within that area.
233. No person shall smoke in any petroleum installation except in such part thereof as is specially allocated and approved for such purpose by the Authority.
234. No fire, matches or other means of ignition shall be in any petroleum installation except in such part thereof as shall be specified by the manager of the installation and approved therefor by the Authority.
235. Notices prohibiting smoking, in English and Chinese, shall k prominently displayed at all entrances to any petroleum installation.
236. (1) There shall be provided in any petroleum installation such fire-extinguishing appliances as may be required by the Authority.
(2) The licensee of any petroleum installation shall cause all persons employed in such installation to undergo periodic instruction on the use of such appliances to the satisfaction of the Authority.
237. If fire of any description occurs in any petroleum installation. the Fire Services Department shall be immediately notified.
238. (1) In any petroleum installation any tank used for the storage of highly inflammable or inflammable liquid shall be constructed to the satisfaction of the Authority.
(2) No such tank shall be constructed in any petroleum installation unless the plans thereof have been submitted to the Authority.
(3) During the construction of any such tank in any petroleum installation, and during any test carried out in connexion with such tank and on the completion of any such test, the tank shall be examined by an approved surveyor.
(4) Any such tank used for the storage of highly inflammable liquid shall be fitted with a pressure vacuum release valve of a type approved by the Authority, the outlet of which shall be covered with fine wire gauze having a mesh of not less than twenty-eight to the linear inch.
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(5) Any such tank used for the storage of inflammable liquid shall be fitted with a weather-proof ventilator.
139. All tanks used in any petroleum installation for the storage Examination of highly inflammable or inflammable liquid shall be examined in- of tanks. ternally by an approved surveyor at intervals not exceeding four years and a certificate of survey in respect of each cank signed by the examin- ing surveyor shall be submitted to the Authority and to the Director of Marine after each examination.
140. (1) In any petroleum installation, no point on the outside of Situation
of tanks. any tank containing highly inflammable or inflammable liquid shall be searer than fifty feat to any point-
(a) on the outside of any other tank; or
(8) on any building; or
(c) on the outer boundary of such installation.
(2) Paragraph (1) shall not apply to any tank or building con- structed prior to the coming into operation of these regulations on the site shown in plans approved in accordance with regulations applicable thereto at the time of such construction or exempted under para- graph (3).
(3) The Authority may exempt any tank or building from the pro- visions of paragraph (1) where he is satisfied that adequate screen walls have been provided or other safety precautions have been taken, or in special circumstances.
241. (1) In any petroleum installation each tank or group of tanks Tanks to be shall be enclosed either by a wall or embankment above ground level enclosed. or by lowering the tank or group of tanks into an excavation.
(2) The capacity of such enclosure shall, unless the Authority otherwise permits, be not less than one hundred per cent of the largest tank, plus ten per cent of the aggregate capacity of the remaining tanks. (3) Every such enclosure shall be so constructed as to prevent the kakage therefrom, in any circumstances whatsoever, of any liquid whether ignited or not,
(4) Any such enclosure shall at all times be kept clean and free from water.
342. (1) Any enclosure required under regulation 241 shall be Drainage of drained by means of a pipe or pipes fitted with a valve or valves of enclosures,
* type approved by the Authority and operated from a place outside such enclosure.
(2) Any such valve shall be kept closed except when the enclosure is being drained and, when any such valve is open, a responsible employee shall be in attendance.