- a similar stage of construction
means a stage at which— (a) construction identifiable with a specific ship begins;
- accommodation spaces
means passenger spaces, corridors, lavatories, cabins, offices, crew spaces, hairdressing salons, pantries not containing cooking appliances, lockers and similar spaces;
- Assigning Authority
has the same meaning as in the Merchant Shipping (Load Line) Rules 1968.
- attained subdivision index
means the attained subdivision index of the ship calculated in accordance with regulation 15;
- 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;
- bulkhead deck
means the deck up to which the majority of transverse watertight bulkheads are carried;
- cargo area
means that part of a ship which contains cargo spaces, slop tanks and cargo pump rooms, cofferdams, ballast and void spaces adjacent to cargo tanks and also deck areas throughout the length and breadth of the part of the ship over such spaces;
- cargo control station
means a space from which the loading, discharging or transferring of any cargo may be controlled;
- cargo pump room
means a room in which any pumps used for loading, discharging or transferring cargoes are located;
- cargo ship
means a mechanically propelled ship which is not a passenger ship, troop ship, pleasure vessel or fishing vessel;
- cargo spaces
means all spaces used for cargo, including cargo tanks, and trunks to such spaces;
- Certifying Authority
means the Secretary of State or any person or organisation authorised by the Secretary of State;
- chemical tanker
means a tanker constructed or adapted and used for the carriage in bulk of any liquid product of a flammable nature listed in Chapter 17 of the International Code for the Construction and Equipment of Ships Carrying Dangerous Chemicals in Bulk;
- Code of Safety for Special Purpose Ships
means the Code annexed to IMO Resolution A.534(13);
- control stations
means spaces in which radio or main navigating equipment, or the emergency source of power, or the central fire recording, or fire control equipment, or fire extinguishing installations are located or a control room located outside a propelling machinery space;
- dangerous goods
means goods defined as such in the Merchant Shipping (Dangerous Goods and Marine Pollutants) Regulations 1990;
- dead ship condition
means that 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 at the summer load waterline in water of a specific gravity of 1.025 and the lightweight of the ship;
- deepest subdivision load line
means the subdivision load line which corresponds to the draught corresponding to the summer load line assigned to the ship under the Merchant Shipping (Load Lines) Rules 1968.
- 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 electrical power intended to supply the emergency switchboard in the event of failure of the supply from 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 power and is intended to distribute electrical energy to the emergency services;
- fishing vessel
means a vessel used for catching fish, whales, seals, walrus or other living resources of the sea;
- forward perpendicular
means the perpendicular defined as such in the Merchant Shipping (Load Line) Rules 1968;
- freeboard deck
means the deck defined as such in the Merchant Shipping (Load Line) Rules 1968;
- gas carrier
means a tanker constructed or adapted and used for the carriage in bulk of any liquefied gas or certain other substances of a flammable nature listed in Chapter 19 of the International Code for the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (1993 Edition);
- Guidelines for the Design and Construction of Offshore Supply Vessels
means the guidelines annexed to IMO Resolution A.469(XII);
- 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;
- immediate family
means in relation to an individual, the spouse or civil partner of the individual, and a relative of the individual or the individual’s spouse or civil partner, and “relative” means brother, sister, ancestor or lineal descendant;
- IMO
means the International Maritime Organization;
- international voyage
means a voyage between—
- length
means the length of the ship ascertained in accordance with the requirements of the Merchant Shipping (Load Lines) (Length of Ship) Regulations 1968;
- lightweight
means the displacement of a ship in tonnes without cargo, fuel, lubricating oil, ballast water, feed water and fresh water in tanks, consumable stores, passengers and crew and their effects;
- machinery alarm and control centre
means the position from which the propelling and auxiliary machinery can be controlled and where the alarms other than those located in accommodation spaces and at the navigating bridge, necessary for the safe operation of such machinery are located;
- machinery control room
means a room from which the propelling machinery and boilers serving the needs of propulsion may be controlled;
- machinery space
means any space which contains propelling machinery, boilers, oil fuel units, steam and internal combustion engines, generators and major electrical machinery, oil filling stations, refrigerating, stabilising, ventilation and air conditioning machinery, and similar spaces;
- 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 375 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 a ship in 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 the switchboard which is directly supplied by the main source of electrical power and is intended to distribute electrical energy to the ship’s services;
- Marine Safety Agency
means the Marine Safety Agency, an Executive Agency of the Department of Transport;
- MARPOL
means the International Convention for the Prevention of Pollution from Ships 1973, including its protocols, Annex I (but no other Annex) and appendices thereto, as amended;
- maximum ahead service speed
means the greatest speed which the ship is designed to maintain at sea at her deepest seagoing draught;
- maximum astern speed
means the greatest speed which it is estimated the ship can attain at the designed maximum astern power at the deepest seagoing draught;
- Merchant Shipping Notice
means a Notice described as such, issued by the Department of Transport;
- navigable speed
means the minimum speed at which the 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 BS EN 60651;
- oil fuel unit
means the equipment used for the preparation of oil fuel for delivery to an oil fired boiler or equipment used for the preparation for delivery of heated oil to an internal combustion engine and includes any oil pressure pumps, filters and heaters dealing with oil at a pressure greater than 180 kPa;
- oil tanker
means a ship constructed or adapted primarily to carry oil in bulk in its cargo spaces and includes a combination carrier or a chemical tanker when it is carrying a cargo or part cargo of oil in bulk;
- pleasure vessel
means— (a) any vessel which at the time it is being used is— (a) (a) in the case of a vessel wholly owned by an individual or individuals, used only for the sport or pleasure of the owner or the immediate family or friends of the owner;
- power actuating system
means the hydraulic equipment provided for supplying power to turn the rudder stock, comprising a steering gear power unit or units, together with the associated pipes and fittings, and a rudder actuator.
- Reid vapour pressure
means the vapour pressure of a liquid as determined by laboratory testing in a standard manner in the Reid apparatus;
- relative
means brother, sister, ancestor or lineal descendant;
- service spaces
includes galleys, pantries containing cooking appliances, lockers, species rooms, laundries, store rooms, workshops other than those forming part of machinery spaces and similar spaces and trunks to such spaces;
- settling tank
means an oil storage tank having a heating surface of not less than 0.183 square metre per tonne of oil capacity;
- steel or other equivalent material
means any material which, by itself or due to insulation provided, has structural and integrity properties equivalent to steel at the end of an appropriate fire test;
- steering gear control system
means the equipment, comprising transmitters, receivers, hydraulic control pumps and their associated motors, motor controllers, piping and cables 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 electric equipment;
- steering gear power unit
means— (a) in the case of electric steering gear, the electric motor and its associated electric equipment;
- subdivision length
means the greatest projected moulded length of that part of the ship at or below deck or decks limiting the vertical extent of flooding with the ship at the deepest subdivision load line;
- subdivision load line
means a waterline used in determining the subdivision of the ship;
- surveyor
means a surveyor appointed by a Certifying Authority;
- tanker
means a cargo ship constructed or adapted for the carriage in bulk of liquid cargoes of a flammable nature and except where the context otherwise requires, includes a gas carrier and a chemical tanker;
- tons
means gross tons and a reference to tons— (a) in relation to a ship having alternative gross tonnages under paragraph 13 of Schedule 5 to the Merchant Shipping (Tonnage) Regulations 1982, permitted to be used pursuant to regulation 12(1) of the Merchant Shipping (Tonnage) Regulations 1997 is a reference to the larger of those tonnages, and (b) in relation to a ship having its tonnage determined both under Part II and regulation 12 of those 1997 Regulations is a reference to its gross tonnage as determined under the said regulation 12(2);
- upper deck
means the uppermost complete deck exposed to the sea and weather fitted as an integral part of the ship’s structure, being a deck, openings in the weather portions of which are fitted with permanent means of closing and below which all openings in the sides of the ship are fitted with permanent means of watertight closing;
- watertight
means capable of preventing the passage of water in any direction;
- weathertight
means that in any sea condition water will not penetrate the ship.