Use of electric
power from the shore,
Require- menta during loading and dis- charging.
Require-
Thenta
between
sunrise.
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90. Where electric power supplied from the shore is used in the loading or discharging of highly inflammable or inflam- mable petroleum on or from any tanker-
(a) the connexion between the shore cable and the lanker shall be made by means of a connexion box designed, constructed and maintained in compliance with the rules of a classification society relating thereto and situated in a position approved by the Director;
(b) the shore cable shall be of a flexible tough rubber
sheabed type approved by the Director;
(c) a changeover switch or suitable interlocking device shall be installed at the tanker's switchboard to prevent The shore supply from being connected to the switch- board while the switchboard is connected to the tanker's generating planı; and
(d) all electrical equipment used in or in connexion with the shore supply to the tanker shall be maintained in such condition as to prevent danger from electric shock or fire.
91. When highly inflammable or inflammable petrolcum is being loaded or discharged on or from any tanker-
(a) alt pipes, cables and other equipment connecting the tanker with the shore shall be adequately secured to prevent chafing; and
(b) alt flanges and connecting bolts and rapid release clamps fitted to portable hose connexions shall be made of non- ferrous metal.
92. Subject to any permission given by the Director under the provisions of regulation 149, when loading or discharging of sunset and highly inflammable or inflammable petroleum on or from any tanker is not completed by sunset all necessary steps shall be taken by the master of the tanker and by the person in charge of the wharf at which the tanker is lying to prevent the escape of any petroleum which then remains in any hose or pipe, and all cargo tanks and compartments shall be kept securely closed until loading or discharging recommences.
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in the
93. No tanker carrying highly inflammable or inflammable Repairs perroleum shall undergo in the Harbour repairs other than run- Harbour, ning repairs to machinery which do not involve the use of fires, blow-lamps, burners or naked lights, and which are undertaken after all cargo tauks and compartiments have been closed down gas-tight.
nienta
94. (1)
When any tanker enters a graving dock and any Requira- residue of highly inflammable or inflammable petroleum is in duck. suspected to be, or is found, in any pipe line or other part of the tanker, all proper precautions shall be taken to prevent such petroleum or any water mingled therewith from running on to the floor or into the pump-well of the dock.
(2) When, in any graving dock, the cargo tanks or bilges of any tanker which has carried highly inflammable or inflam- mable petroleum are drained through plug holes or by any other method, all such drainings shall be received into approved con- tainers, and shall, without delay, be removed to a storage place approved by the Chief Officer of the Fire Brigade.
Carriage of highly inflammable petroleum.
95. No fire, lights or electrical apparatus other than electric Firo ete. filament lumps or self-contained electric lamps, heaters, cookers not
permitted or other apparatus, so designed, constructed and maintained as on wharf
during to be incapable of igniting inflammable vapour, shall be used on Jonding any wharf at which highly inflaminable petroleum is being loaded and dis- or discharged on or from any tanker.
charging.
hammera
96. No iron or steel hammers or any other instruments Iron or capable of causing a spark shall be used for the purpose of steel opening or closing hatches or tank covers of any tanker carrying not to highly inflammable petroleum.
be used.
and hoses
97. All pipe-lines and hoses whilst rigged for loading or Use of discharging highly inflammable petroleum from any tanker shall pipelines be adequately and continuously earthed and kept under constant during supervision.
loading and dis- charging.
from other
88. No tanker carrying highly inflammable petroleum shall, Distance except for the purpose of transhipment of such petroleum, He to be kopt within one hundred feet of any other tanker carrying such tankers. petroleum.