Glossary
Browse the IADC Lexicon alphabetically or by category. Get comprehensive definitions of drilling industry terms.
Low-Flame Spread
Definition(s)
Low-Flame Spread
Low-flame spread has the same meaning as defined in SOLAS regulation II-2/3. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsLow Flame-Spread
Low flame-spread means that the surface thus described will adequately restrict the spread of flame, this being determined in accordance with the Fire Test Procedures Code. <Chapter II-2, part A, regulation 3>. Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. Legislation Source: IMO Resolution MSC.57(67), adoption of amendments to the International Convention for the Safety of Life at Sea (SOLAS), 1974, 5 December 1996, International Maritime Organization. LegislationLow-Flame Spread
“Low flame spread” in respect of a surface, means that the surface restricts the spread of flame; à faible indice de propagation des flammes. Source: Canada Oil and Gas Installations Regulations, SOR/96-111, Canada, current to May 1, 2014. Regulations Source: Nova Scotia Offshore Petroleum Installations Regulations, SOR/95-191, Canada, current to May 31, 2012. RegulationsLow-Flame Spread
Low flame spread means that the surface thus described will adequately restrict the spread of flame in accordance with the Fire Test Procedures Code, this being determined by an acceptable test procedure. Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global StandardsLightweight
Definition(s)
Lightweight
Lightweight is the displacement of a unit in tonnes without variable deck load, fuel, lubricating oil, ballast water, fresh water and feedwater in tanks, consumable stores, and personnel and their effects. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsLightweight
Lightweight is the displacement of a ship in tonnes without cargo, fuel, lubricating oil, ballast water, fresh water and feedwater in tanks, consumable stores, and passengers and crew and their effects. <Chapter II-2, part A, regulation 3>. Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. LegislationLightweight
Lightweight is the displacement of a ship in tonnes without cargo, fuel, lubricating oil, ballast water, fresh water and feedwater in tanks, consumable stores, and passengers and crew and their effects. . <Chapter II-1, regulation 2>. Source: IMO Resolution MSC.216(82), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 8 December 2006, International Maritime Organization. LegislationLightweight
Lightweight is defined as the weight of the complete unit with all its permanently installed machinery, equipment and outfit, including permanent ballast, spare parts normally retained on board, and liquids in machinery and piping to their normal working levels, but does not include liquids in storage or reserve supply tanks, items of consumable or variable loads, stores or crew and their effects. Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 4, Steel Unit Structures, June 2013, Lloyd’s Register, Global StandardsIndustrial Machinery and Components
Definition(s)
Industrial Machinery and Components
Industrial machinery and components are the machinery and components which are used in connection with the drilling operation. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsIndustrial Machinery and Components
Drilling, process plant and industrial machinery and components are the machinery and components which are used in connection with the operation of drilling, production and process systems. Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global StandardsHelideck
Definition(s)
Helideck
Helideck is a purpose-built helicopter landing platform located on a mobile offshore drilling unit (MODU). Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsHelideck
Helideck is a purpose-built helicopter landing platform or other deck area including all structure, fire-fighting appliances and other equipment necessary for the safe operation of helicopters, as referred to in SOLAS regulations II-2/3.26 and 18.5 and the 2009 MODU Code (chapter 1, paragraph 1.3.27). Source: IMO MSC.1/Circ.1431, Guidelines for the approval of helicopter facility foam fire-fighting appliances, 31 May 2012, International Maritime Organization, Regulatory guidanceHelideck
Helideck is a purpose-built helicopter landing area located on a ship including all structure, fire-fighting appliances and other equipment necessary for the safe operation of helicopters. <Chapter II-2, part A, regulation 3> Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. LegislationGastight Door
Definition(s)
Gastight door
“Gastight door” means a solid, close-fitting door designed to resist the passage of gas under normal operating conditions (porte étanche aux gaz). Source: Canada Oil and Gas Installations Regulations, SOR/96-111, Canada, current to May 1, 2014. Regulations Source: Canada Oil and Gas Installations Regulations, SOR/96-118, February 2013. Regulations Source: Nova Scotia Offshore Petroleum Installations Regulations, SOR/95-191, Canada, current to May 31, 2012. RegulationsGas-tight Door
Solid, close fitting door designed to resist the passage of gas under normal atmospheric conditions. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global StandardsGastight door
Gastight door is a solid, close-fitting door designed to resist the passage of gas under normal atmospheric conditions. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsFTP Code
Definition(s)
FTP Code
FTP Code means the International Code for Application of Fire Test Procedures, adopted by the Maritime Safety Committee of the Organization by resolution MSC.61(67), as amended. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsFSS Code
Definition(s)
FSS Code
FSS Code means the International Code for Fire Safety Systems, adopted by the Maritime Safety Committee of the Organization by resolution MSC.98(73), as amended. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsFreeboard
Definition(s)
Freeboard
Freeboard is the distance measured vertically downwards amidships from the upper edge of the deck line to the upper edge of the related load line. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 4, Steel Unit Structures, June 2013, Lloyd’s Register, Global StandardsFreeboard
Freeboard is the distance between the assigned load line and freeboard deck. Source: IMO resolution MSC.267(85), International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory GuidanceFreeboard
Freeboard is the distance between the assigned load line and freeboard deck. Note: For the purposes of application of chapters I and II of Annex I of the International Convention on Load Lines, 1966 or the Protocol of 1988 as amended, as applicable to open-top containerships, freeboard deck is the freeboard deck according to the International Convention on Load Lines, 1966 or the Protocol of 1988as amended, as applicable as if hatch covers are fitted on top of the hatch cargo coamings. Source: IMO Resolution MSC.267(85), adoption of the International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory GuidanceFinal Approach and Take-off Area
Definition(s)
Final approach and take-off area (FATO)
Final approach and take-off area (FATO) is a defined area over which the final phase of the approach manoeuvre to hover or landing of the helicopter is intended to be completed and from which the take-off manoeuvre is intended to be commenced. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsEmergency Switchboard
Definition(s)
Emergency Switchboard
Switchgear and controlgear assembly which is normally supplied by the main switchboard but, 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 and control electrical energy to the emergency services for all electrical consumers essential for the safety of the crew and the unit under emergency conditions. Source: IEC 61892-6, Mobile and fixed offshore units – Electrical installations – Part 6: Installation. Global StandardsEmergency Switchboard
Emergency switchboard is a switchboard which, in the event of failure of the main system of electrical power supply, is directly supplied by the emergency source of electrical power and/or the transitional source of emergency power and is intended to distribute electrical energy to the emergency services. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsEmergency Switchboard
Emergency switchboard is 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. <Chapter II-1, regulation 3>. Source: IMO Resolution MSC.216(82), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 8 December 2006, International Maritime Organization. LegislationEmergency Source of Electrical Power
Definition(s)
Emergency Source of Electrical Power
Emergency source of electrical power is a source of electrical power intended to supply the necessary services in the event of failure of the main source of electrical power. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsEmergency Source of Electrical Power
Emergency source of electrical power is a source of electrical power, intended to supply the emergency switchboard in the event of a failure of the supply from the main source of electrical power. <Chapter II-1, regulation 3>. Source: IMO Resolution MSC.216(82), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 8 December 2006, International Maritime Organization. LegislationDownflooding
Definition(s)
Downflooding
Downflooding means any flooding of the interior of any part of the buoyant structure of a unit through openings which cannot be closed watertight or weathertight, as appropriate, in order to meet the intact or damage stability criteria, or which are required for operational reasons to be left open. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsDiving System
Definition(s)
Diving System
“Diving system” means the plant or equipment used in or in connection with a diving operation, and includes the plant and equipment that are essential to a diver or to a pilot of a manned submersible (système de plongée). Source: Canada Oil and Gas Installations Regulations, SOR/96-111, Canada, current to May 1, 2014. Regulations Source: Canada Oil and Gas Installations Regulations, SOR/96-118, February 2013. Regulations Source: Nova Scotia Offshore Certificate of Fitness Regulations, SOR/95-187, Canada, current to May 31, 2012. Regulations Source: Nova Scotia Offshore Petroleum Installations Regulations, SOR/95-191, Canada, current to May 31, 2012. RegulationsDiving System
Diving system is the plant and equipment necessary for the safe conduct of diving\ operations from a mobile offshore drilling unit. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsDepth
Definition(s)
Depth
Depth for freeboard has the same meaning as defined in regulation 3 of the 1988 LL Protocol. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsDead Ship Condition
Definition(s)
Dead Ship Condition
Dead ship condition is the condition under which the main propulsion plant, boilers and auxiliaries are not in operation due to the absence of power. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsDead Ship Condition
Dead ship condition is the condition under which the main propulsion plant, boilers and auxiliaries are not in operation due to the absence of power. <Chapter II-1, regulation 3>. Source: IMO Resolution MSC.216(82), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 8 December 2006, International Maritime Organization. LegislationD or D-value
Definition(s)
D or D-value
D or D-value means the largest dimension of the helicopter when rotor(s) are turning measured from the most forward position of the main rotor tip path plane to the most rearward position of the tail rotor path plane or helicopter structure. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsControl Stations
Definition(s)
Control Stations
Control stations are those spaces in which the unit’s radio or main navigating equipment or the emergency source of power is located or where the fire recording or fire control equipment or the dynamic positioning control system is centralized or where a fire-extinguishing system serving various locations is situated. In the case of column stabilized units a centralized ballast control station is a “control station”. However, for purposes of the application of chapter 9, the space where the emergency source of power is located is not considered as being a control station. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsControl Station
place on the installation from which personnel can monitor the status of the installation, initiate appropriate shutdown actions and undertake emergency communication. Source: ISO 15544:2000, Petroleum and natural gas industries – Offshore production installations – Requirements and guidelines for emergency. Global StandardsControl Station
Control stations are those spaces in which ship’s radio or main navigating equipment or the emergency source of power is located or where the fire-recording or fire-control equipment is centralized. This does not include special fire-control equipment which can be most practically located in the cargo area. Source: Resolution MEPC.119(52), 2004 amendments to the International Code for the Construction and Equipment of Ships Carrying Dangerous Chemicals in Bulk (IBC Code), 15 October 2004, International Maritime Organization, Regulatory guidanceControl Stations
Control stations are those spaces in which the ship’s radio or main navigating equipment or the emergency source of power is located or where the fire recording or fire control equipment is centralized. Spaces where the fire recording or fire control equipment is centralized are also considered to be a fire control station. <Chapter II-2, part A, regulation 3>. Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. LegislationControl Stations
Control stations are those spaces in which the ship's radio or main navigating equipment or the emergency source of power is located or where the fire recording or fire control equipment is centralized. <Chapter II-1, regulation 3>. Source: IMO Resolution MSC.216(82), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 8 December 2006, International Maritime Organization. LegislationControl Stations
Control stations are those spaces in which the unit’s radio or main navigating equipment or the emergency source of power is located or where the fire recording or fire control equipment or the dynamic positioning control system is centralised or where a fire-extinguishing system serving various locations is situated. In the case of column-stabilised units, a centralised ballast control station is a ‘control station’. However, for purposes of the application of Chapter 3, the space where the emergency source of power is located is not considered as being a control station. Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 5, Main and Auxiliary Machinery, June 2013, Lloyd’s Register, Global StandardsContinuous “B” Class Ceilings or Linings
Definition(s)
Continuous “B” Class Ceilings or Linings
Continuous “B” class ceilings or linings are those “B” class ceilings or linings which terminate only at an “A” or “B” class division. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global StandardsContinuous "B" Class Ceilings or Linings
Continuous "B" class ceilings or linings are those "B" class ceilings or linings which terminate at an "A" or "B" class division. <Chapter II-2, part A, regulation 3>. Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. LegislationCoastal State
Definition(s)
Coastal State
Coastal State means the Government of the State exercising administrative control over the drilling operations of the unit. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards Source: IMO resolution MSC.267(85), International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory Guidance Source: IMO Resolution MSC.267(85), adoption of the International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory GuidanceCoastal State
A coastal State means a State in whose territory, including its territorial sea, a marine casualty or marine incident occurs. Source: IMO Resolution MSC.255(84), Code of the International Standards and Recommended Practices for a Safety Investigation into a Marine Casualty or Marine Incident (Casualty Investigation Code), 16 May 2008, International Maritime Organization. Regulatory GuidanceCertificate
Definition(s)
Certificate
document that assures the conformity of a product, process, system, person, or organization with specified requirements. Source: IEC 60079-19:2015, Explosive atmospheres – Part 19: Equipment repair, overhaul and reclamation, Edition 3.1, March 2015. Global StandardsCertificate
“Certificate “ means the International Ballast Water Management Certificate. Source: International Convention for the Control and Management of Ships’ Ballast Water and Sediments, 2004, LegislationCertificate
Document issued by a certification body for persons operating in accordance with ISO/IEC 17024, indicating that the named person has demonstrated the competence required by the certification scheme. [SOURCE: ISO/IEC 17024:2012, 3.5, modified] Source: ISO/IEC TS 17027:2014, Conformity assessment – Vocabulary related to competence of persons used for certification of persons, Global StandardsCertificate
Certificate means Mobile Offshore Drilling Unit Safety Certificate. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsCertificate
“Certificate” means a certificate of public convenience and necessity issued under Part III or III.1 except that “certificate” means (a) in Part III, a certificate issued in respect of a pipeline, and (b) in Part III.1, a certificate issued in respect of an international or interprovincial power line; certificat. Source: National Energy Board Act, R.S.C., 1985, c. N-7, Canada, current to April 29, 2013. Legislation“C” Class Divisions (fire divisions)
Definition(s)
“C” class divisions
“C” class divisions are as defined in SOLAS regulation II-2/3. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards“C” class divisions (fire divisions)
‘C’ Class divisions are divisions to be constructed of approved non-combustible materials. They need meet neither requirements relative to the passage of smoke and flame nor limitations relative to the temperature rise. Combustible veneers are permitted provided they meet the requirements of this Chapter. Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global Standards“B” Class Divisions (fire divisions)
Definition(s)
“B” class divisions
“B” class divisions are as defined in SOLAS regulation II-2/3. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards"B" Class Divisions
"B" class divisions are those divisions formed by bulkheads, decks, ceilings or linings which comply with the following criteria: .1 they are constructed of approved non-combustible materials and all materials used in the construction and erection of "B" class divisions are non-combustible, with the exception that combustible veneers may be permitted provided they meet other appropriate requirements of this chapter; .2 they have an insulation value such that the average temperature of the unexposed side will not rise more than 140ºC above the original temperature, nor will the temperature at any one point, including any joint, rise more than 225ºC above the original temperature, within the time listed below: class "B-15" 15 min class "B-0" 0 min .3 they are constructed as to be capable of preventing the passage of flame to the end of the first half hour of the standard fire test; and .4 the Administration has required a test of a prototype division in accordance with the Fire Test Procedures Code to ensure that it meets the above requirements for integrity and temperature rise. <Chapter II-2, part A, regulation 3>. Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. Legislation"B" Class Divisions (fire divisions)
‘B’ Class divisions are those divisions formed by bulkheads, decks, ceilings or linings which comply with the following criteria: (a) They are to be so constructed as to be capable of preventing the passage of flame to the end of the first half hour of the standard fire test. (b) They are to have an insulation value such that the average temperature of the unexposed side will not rise more than 140°C above the original temperature, nor will the temperature at any one point, including any joint, rise more than 225°C above the original temperature, within the time listed below: Class ‘B-15’- 15 minutes Class ‘B-0’ - 0 minutes (c) They are to be constructed of approved noncombustible materials and all materials used in the construction and erection of ‘B’ Class divisions are to be non-combustible, with the exception that combustible veneers may be permitted, provided they meet other appropriate requirements of this Chapter. (d) In accordance with the Fire Test Procedures Code, a test of a prototype division may be required to ensure that it meets the above requirements for integrity and temperature rise. Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global StandardsAuxiliary Steering Gear
Definition(s)
Auxiliary Steering Gear
Auxiliary steering gear is the equipment which is provided for effecting movement of the rudder for the purpose of steering the unit in the event of failure of the main steering gear. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsAuxiliary Steering Gear
Auxiliary steering gear is 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. <Chapter II-1, regulation 3>. Source: IMO Resolution MSC.216(82), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 8 December 2006, International Maritime Organization. Legislation Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 5, Main and Auxiliary Machinery, June 2013, Lloyd’s Register, Global StandardsAdministration
Definition(s)
Administration
Administration means the Government of the State whose flag the MOU is entitled to fly. Source: IMO Resolution A.1079(28), Recommendations for the Training and Certification of Personnel on Mobile Offshore Units (MOUs), Adopted on 4 December 2013, International Maritime Organization, Regulatory GuidanceAdministration
Administration means the Government of the State whose flag the ship is entitled to fly. Source: IMO Resolution MSC.307(88), International Code for Application of Fire Test Procedures, 2010 (2010 FTP Code), 3 December 2010, International Maritime Organization. Regulatory Guidance Source: IMO Resolution MSC.267(85), adoption of the International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory Guidance Source: IMO Resolution MSC.98(73), Adoption of the International Code for Fire Safety Systems (FSS Code), 5 December 2000, International Maritime Organization. Regulatory Guidance.Administration
Administration means the Government of the State under whose authority the ship is operating. With respect to a ship entitled to fly the flag of a State, the Administration is the Government of that State. With respect to fixed or floating platforms engaged in exploration and exploitation of the sea-bed and subsoil thereof adjacent to the coast over which the coastal State exercises sovereign rights for the purpose of exploration and exploitation of their natural resources, the Administration is the Government of the coastal State concerned. Source: Resolution MEPC.195(61), 2010 Guidelines for Survey and Certification of Anti-fouling Systemson Ships, 1 October 2010, International Maritime Organization. Regulatory Guidance Source: IMO Resolution A.951(23), IMO Guidelines on Ship Recycling (resolution A.962(23)), 4 March 2004, International Maritime Organization, Regulatory guidanceAdministration
Administration means the Government of the State whose flag the unit is entitled to fly. Source: IMO Resolution A.1021(26), Guidelines for ships operating in polar waters, 18 January 2010, International Maritime Organization, Regulatory Guidance Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards Source: IMO Resolution MSC.267(85), International Code on Intact Stability, 2008 (2008 IS Code), 4 December 2008, International Maritime Organization. Regulatory Guidance Source: IMO resolution MSC.98(73), The International Code for Fire Safety Systems, 5 December 2000, International Maritime Organization. Regulatory Guidance Source: Resolution A.741(18), International Management Code for the Safe Operation of Ships and for Pollution Prevention (International Safety Management (ISM) Code), 4 November 1993, International Maritime Organization, Regulatory guidanceAdministration
Administration has the same meaning as article 2, subparagraph (5) of MARPOL 73. Source: Resolution MEPC.177(58), amendments to the Technical Code on Control of Emission of Nitrogen Oxides from Marine Diesel Engines, 10 October 2008, International Maritime Organization. Regulatory GuidanceAdministration
“Administration” means the Government of the State under whose authority the ship is operating. With respect to a ship entitled to fly a flag of a State, the Administration is the Government of that State. With respect to fixed or floating platforms engaged in exploration and exploitation of the sea-bed and subsoil thereof adjacent to the coast over which the coastal State exercises sovereign rights for the purposes of exploration and exploitation of their natural resources, the Administration is the Government of the coastal State concerned. Source: International Convention for the Control and Management of Ships’ Ballast Water and Sediments, 2004, Legislation Source: International Convention on the Control of Harmful Anti-fouling Systems on Ships,2001, LegislationAccommodation Spaces
Definition(s)
Accommodation Spaces
Accommodation spaces are those used for public spaces, corridors, lavatories, cabins, offices, hospitals, cinemas, games and hobbies rooms, pantries containing no cooking appliances and similar spaces. Public spaces are those portions of the accommodation which are used for halls, dining rooms, lounges and similar permanently enclosed spaces. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsAccommodation Spaces
Accommodation spaces are those spaces used for public spaces, corridors, lavatories, cabins, offices, hospitals, cinemas, game and hobby rooms, barber shops, pantries containing no cooking appliances and similar spaces <Chapter II-2, part A, regulation 3>. Source: IMO Resolution MSC.99(73), amendments to the International Convention for the Safety of Life at Sea, 1974, as amended, 5 December 2000, International Maritime Organization. Legislation.“A” Class Divisions (fire divisions)
Definition(s)
“A” class divisions
“A” class divisions are as defined in SOLAS regulation II-2/3. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global Standards“A” class divisions (fire divisions)
‘A’ Class divisions are those divisions formed by bulkheads and decks which comply with the following criteria: (a) They are to be constructed of steel or other equivalent material. (b) They are to be suitably stiffened. (c) They are to be so constructed as to be capable of preventing the passage of smoke and flame up to the end of the one-hour standard fire test. (d) They are to be insulated with approved non-combustible materials such that the average temperature of the unexposed side will not rise more than 140°C above the original temperature, nor will the temperature, at any one point, including any joint, rise more than 180°C above the original temperature, within the time listed below: Class ‘A-60’ - 60 minutes Class ‘A-30’ - 30 minutes Class ‘A-15’ - 15 minutes Class ‘A-0’ - 0 minutes (e) In accordance with the Fire Test Procedures Code, a test of a prototype bulkhead or deck may be required to ensure that it meets the above requirements for integrity and temperature rise Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global Standards1988 LL Protocol
Definition(s)
1988 LL Protocol
1988 LL Protocol means the Protocol of 1988 relating to the International Convention on Load Lines, 1966, as amended. Source: IMO Resolution A.1023(26), Code for the Construction and Equipment of Mobile Offshore Drilling Units (2009 MODU Code), 2009. Global StandardsDangerous Substance
Definition(s)
Dangerous substance
A dangerous substance is a material possessing flammable or explosive properties as addressed in 1.3.1.1, Item a, or a toxic material as described in 1.3. l. 1, Item b. Source: API RP 750, Management of Process Hazards, First Edition, January 1990. Global StandardsProcess Hazards Analysis
Definition(s)
Process Hazards Analysis
A safety hazard evaluation of broad scope that identifies and analyzes the significance of hazardous situations associated with a process or activity.
Source:API STANDARD 780, Security Risk Assessment Methodology for the Petroleum and Petrochemical Industries, First Edition, May 2013. Global Standards