Enforcement Officer means a person appointed by the Marlborough District Council under section 650B(1) of the Act. explosive means any substance or mixture or combination of substances which in its normal state is capable either of decomposition at such rapid rate as to result in an explosion or of producing a pyrotechnic effect. Substances included within this definition can be more fully found in the Hazardous Substances and New Organisms Act 1996. Flag A means Flag A of the International Code of Signals (the diver’s flag) being a swallow tailed flag, or a rigid equivalent, coloured in white and blue with white to the mast, of not less than 600mm by 600mm. Flag B means the Flag B of the International Code of Signals being a swallow tailed flag, or a rigid equivalent, coloured in red, of not less than 600mm by 600mm. foreshore means any land covered and uncovered by the flow and ebb of the tide at mean springs and, in relation to any such land that forms part of the bed of a river, but does not include any area that is not part of the coastal marine area. gross tonnage means the volume of all the vessel’s enclosed spaces (from keel to funnel) measured to the outside of the hull framing. harbour limits means the seaward boundary of the region’s harbour in which the Council exercises jurisdiction in accordance with the provisions of the Act. A written description of harbour limits can be found in Schedule 1.1 of this Bylaw. Harbour Master is the person appointed by the Marlborough District Council as Harbour Master to exercise authority under this Bylaw and all relevant associated legislation; and includes any Deputy Harbour Master. headland means a promontory of land that extends out into the water from a land mass, and may include a single promontory or two promontories forming a bay. Honorary Enforcement Officer means a persons appointed by the Marlborough District Council under section 650B(2) of the Act. hot work means welding or flame cutting operations. hours of darkness means- (a) any period of time between half an hour after sunset on one day and half an hour before sunrise on the next day; or (b) any other time when there is not sufficient daylight to render clearly visible a person, vessel or structure at a distance of 100 m. impede the passage means to cause a vessel, whether by action or inaction on the part of another vessel, to alter course, alter speed, or stop, or to prepare to do so when she would have otherwise not done so. incident means any occurrence, other than an accident, that is associated Page 4