- approved
means approved by the Secretary of State or, in relation to any equipment or arrangement mentioned in Merchant Shipping Notice No.
- auxiliary steering gear
means the equipment, other than any part of the main steering gear, necessary to steer the ship in the event of failure of the main steering gear but not including the tiller, quadrant or components serving the same purpose;
- breadth of the ship
means the greatest moulded breadth at or below the ship’s deepest subdivision load waterline;
- bulkhead deck
means the uppermost deck up to which transverse watertight bulkheads are carried;
- buoyancy test
means a test carried out in accordance with Schedule 2 Section 4 in Merchant Shipping Notice MSN 1699(M);
- Category A, B, C or D waters
means the waters specified as such in Merchant Shipping Notice No.
- Certifying Authority
means the Secretary of State or any person authorised by the Secretary of State;
- control position
means the area from which the command and navigation of the ship is carried out.
- control room
means a room either within or outside a propelling machinery space from which propelling machinery and boilers may be controlled;
- crew space
means crew accommodation within the meaning of section 43 of the Merchant Shipping Act 1995;
- dangerous goods
means goods defined as such in the Merchant Shipping (Dangerous Goods and Marine Pollutants) Regulations 1997, and any reference to a particular Class of dangerous goods is a reference to that Class of dangerous goods as defined in those Regulations;
- dead ship condition
means the condition under which the main propulsion plant, boilers and auxiliaries are not in operation due to the absence of power;
- deadweight
means the difference in tonnes between the displacement of a ship in water of a specific gravity of 1.025 and the lightweight of the ship;
- doors
includes bow visors and appliances described in regulation 22(1)(c);
- draught
means the vertical distance from the moulded base line to a subdivision load waterline;
- emergency condition
means a condition under which any services needed for normal operational and habitable conditions are not in working order due to failure of the main source of electrical power;
- emergency source of electrical power
means a source of electric power intended to supply the emergency switchboard in the event of failure of the main source of electrical power;
- emergency switchboard
means a switchboard which in the event of failure of the main electrical power supply system is directly supplied by the emergency source of electrical power or the transitional source of emergency electrical power and is intended to distribute electrical energy to the emergency services;
- enclosed superstructure
means a superstructure— (a) which has enclosing bulkheads of efficient construction in which all access openings are fitted with sills and weathertight doors;
- every other ship
means, subject to regulation 3B(2), a ship which requires a heeling test or buoyancy test given in column 4 of the tables in section 1 of Schedule 2 in Merchant Shipping Notice MSN 1699(M);
- favourable weather
means fine, clear settled weather with a sea state such as to cause only moderate rolling and/or pitching;
- forward perpendicular
means the forward extremity of the length of the ship;
- freeboard deck
has the same meaning as in the Merchant Shipping (Load Line) Rules 1998;
- hazardous area
means an area in which explosive gas-air mixtures are, or may be expected to be, present in quantities such as to require special precautions for the construction and use of electrical apparatus or other apparatus which otherwise would constitute a source of ignition;
- heeling test
means a test carried out in accordance with Schedule 2 Section 3 in Merchant Shipping Notice MSN 1699(M);
- high-speed craft
means a craft capable of a maximum speed in metres per second (m/s) equal to or exceeding: 3.7 ∇ 0.1667 where ∇ = volume of displacement corresponding to the design waterline (m3), excluding craft the hull of which is supported clear above the water surface in non displacement mode by aerodynamic forces generated by ground effect;
- independent power pump
means a pump operated by power otherwise than from the ship’s main engines;
- length
means the ship’s overall length;
- lightweight
means the displacement of a ship in tonnes without cargo, fuel, lubricating oil, ballast water, fresh water and feed water in tanks, consumable stores and passengers and crew and their effects;
- loading doors
means the doors described in regulation 22(1)(a) to (d) inclusive.
- locked
means secured by a device which prevents unauthorised operation;
- machinery space
means any space extending from the moulded base line of the ship to the margin line and between the extreme transverse watertight bulkheads bounding the spaces containing the main and auxiliary propelling machinery, generators and boilers serving the needs of propulsion, when installed;
- machinery spaces of Category A
means a machinery space which contains— (a) internal combustion type machinery used either for main propulsion purposes or for other purposes where such machinery has in the aggregate a total power output of not less than 373 kilowatts;
- main generating station
means the space in which the main source of electrical power is situated;
- main source of electrical power
means a source intended to supply electrical power to the main switchboard for distribution to all services necessary for maintaining the ship in a normal operational and habitable condition;
- main steering gear
means the machinery, rudder actuators, steering gear power units, if any, and auxiliary equipment and the means of applying torque to the rudder stock, such as the tiller or quadrant, necessary for effecting movement of the rudder for the purpose of steering the ship under normal service conditions;
- main switchboard
means a switchboard which is directly supplied by the main source of electrical power and is intended to distribute electrical energy to the ship’s services;
- margin line
means a line at least 76 millimetres below the upper surface of the bulkhead deck at the side of a subdivided ship;
- Marine Information Note
means a Notice Note described as such and issued by the Maritime and Coastguard Agency;
- Maritime and Coastguard Agency
means the Maritime and Coastguard Agency, an executive agency of the Department of the Environment, Transport and the Regions;
- maximum ahead service speed
means the greatest speed which the ship is designed to maintain in service at sea at her deepest seagoing draught;
- mile
means a nautical mile of 1,852 metres;
- navigable speed
means the minimum speed at which a ship can be effectively steered in the ahead direction;
- noise level
means “A” weighted sound pressure level in decibels dB(A) as defined and tabulated in the British Standards specification number EN 60651:1994;
- nominated surveyor
means a surveyor nominated by the Secretary of State to undertake the surveys required by these Regulations and includes a marine surveyor of the Maritime and Coastguard Agency;
- open ro-ro cargo spaces
means ro-ro cargo spaces either open at both ends, or open at one end and provided with adequate natural ventilation effective over their entire length through permanent openings in the side plating or deckhead;
- open ship
means a ship in which all the passenger accommodation is completely open to the elements and is not fitted with a weathertight or watertight deck or structure above the waterline;
- passenger
means any person carried in a ship except— (a) a person employed or engaged in any capacity on board the ship on the business of the ship;
- passenger ship
means a ship carrying more than 12 passengers and propelled by electricity or other mechanical power;
- passenger space
means a space provided for the use of passengers;
- public spaces
includes halls, dining rooms, bars, smoke rooms, lounges, recreation rooms, nurseries, libraries and similar public permanently enclosed spaces;
- restricted period
means a period falling wholly within the following limits— (a) from the 1st April to 31st October, both dates inclusive;
- ro-ro cargo spaces
means spaces not normally subdivided in any way and extending to either a substantial length or the entire length of the ship in which goods (packaged or in bulk, in or on rail or road cars, vehicles (including road or rail tankers), trailers, containers, pallets, demountable tanks or in or on similar stowage units or other receptacles) can be loaded and unloaded normally in a horizontal direction;
- ro-ro passenger ship
means a passenger ship provided with cargo or vehicle spaces not normally subdivided in any way and extending to either a substantial length or the entire length of the ship in which vehicles or cargo can be loaded or unloaded in a horizontal direction;
- settling tank
means an oil storage tank having a heating surface of not less than 0.183 square metre per tonne of oil capacity;
- similar stage of construction
means the stage at which— (a) construction identifiable with a specific ship begins;
- special category space
means any enclosed space above or below the bulkhead deck intended for the carriage of motor vehicles with fuel in their tanks for their propulsion, into and from which such vehicles can be driven and to which passengers have access;
- stability information
means the information required to be provided in compliance with regulation 31;
- steering gear control system
means the equipment by which orders are transmitted from the navigating bridge to the steering gear power units.
- steering gear power unit
means— (a) in the case of electric steering gear, the electric motor and its associated electrical equipment;
- subdivided ship
means a ship which has a factor of subdivision of unity or 0.5;
- subdivision load waterline
means the waterline assumed in determining the subdivision of the ship in accordance with these Regulations;
- superstructure
means a decked structure situated on or above the bulkhead deck which either extends from side to side of the ship or is such that its side plating is not inboard of the shell plating of the ship by more than 4 per cent of the breadth of the ship and, where the bulkhead deck of the ship consists of a lower deck, includes that part of the hull of the ship which extends above the bulkhead deck;
- survey
means the ship’s renewal survey as required by regulation 6(3)(b) of the Merchant Shipping (Survey and Certification) Regulations 2015.
- United Kingdom ro-ro passenger ship
means a ro-ro passenger ship which is a United Kingdom ship;
- voyage
includes an excursion;