59. Unauthorized persons not permitted on board
(1) The Master of an oil vessel must not permit or suffer any unauthorized person to be on board the vessel while loading or unloading of flammable liquid is in process, and must display and keep displayed at the main gangway while occupying any Berth at a wharf a conspicuous notice to the following effect ¾
NO ADMITTANCE
OIL SHIP
NO SMOKING ALLOWED
(2) A Master of an oil vessel who contravenes this by-law commits an offence.