Electrical fittings, artifical and emergency lighting
(1) In every ship to which these regulations apply other than-
(a) any ship engaged exclusively in the river trade area; and
(b) any ship of less than 1000 tons gross engaged in the eastern trade area,
all electrical equipment and installation, including the emergency source of electric power, shall be fitted in accordance with the provisions of the Merchant Shipping (Passenger Ship Construction) Rules (S.I.1965/1103 U.K.) from time to time in operation in Hong Kong.
(2) The exit from every main compartment occupied by passengers shall be continuously lighted by an emergency electric lamp, operated from the ship's main generating plant and so arranged that power may also be supplied from the emergency source of power.
(3) An electric lighting system shall be-
(a) provided throughout the ship and, in particular, upon every deck from which lifeboats or liferafts are embarked;
(b) operated from the ship's main generating plant; and
(c) so arranged that power may also be supplied From the emergency source of power.
(4) In every ship-
(a) engaged exclusively in the river trade area; or
(b) of less than 1000 tons gross engaged in the eastern trade area,
there shall be-
(i) provided in a position above the uppermost continuous deck or raised quarter deck and outside the machinery casings, a self-contained emergency source of electric power, so arranged as to ensure that it will function in the event of a fire or the failure, for some other reason, of the main electrical installation;
(ii) installed electric lighting of all alleyways, stairways and exits so as to ensure that access of all persons on board the ship to the launching stations and stowage positions of all lifeboats and liferafts is not impeded; and
(iii) installed electric lighting of the launching gear and of the lifeboat and Iiferaft launching appliances, where provided, and of the lifeboats and liferafts which they serve.
(5) The lighting requirements prescribed in sub-paragraphs (ii) and (iii) of paragraph (4) shall be operated from the ship's main electric generating plant and, in addition, shall be capable of being operated by the emergency source of electric power.
(6) The artificial lighting provided for any berthed or unberthed passenger cabin, dining or recreation room, sanitary accommodation, galley, hospital, entrance or exit lobby shall be deemed to be adequate for the purposes of this regulation if it is at least of the standard required for crew and officer accommodation under the terms of the Merchant Shipping (Crew Accommodation) Regulations from time to time in operation in Hong Kong.
(7) The artificial lighting provided from the main electrical installation for any unberthed passenger accommodation in between decks, bridge spaces and superstructures shall be deemed to be adequate for the purposes of this regulation if not less than one lamp, of not less than 40 watts, is provided for every 300 square feet or part thereof of the gross passenger area.
(8) Such electric lamps shall be fitted throughout the spaces allocated for the accommodation of passengers with due regard to the efficiency of lighting in the way of stairways and lifejacket lockers and shall be adequately protected by strong glass covers and substantial metal guards.
(9) No oil lamp or portable electric lamp shall be fitted.