Water Line

Water Line

Definition(s)

Water line

Water line means a pipe, or system of pipes, for conveying water in connection with:
  1. petroleum exploration operations; or
  2. petroleum recovery operations; or
  3. exploration for potential greenhouse gas storage formations; or
  4. exploration for potential greenhouse gas injection sites; or
  5. the injection of a greenhouse gas substance into an identified greenhouse gas storage formation; or
  6. the injection, on an appraisal basis, of a greenhouse gas substance into a part of a geological formation; or
  7. the injection, on an appraisal basis, of air, petroleum or water into a part of a geological formation.
Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Valve Station

Valve Station

Definition(s)

Valve station

Valve station means:
  1. a greenhouse gas valve station; or
  2. a petroleum valve station.
Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Vacated Area

Vacated Area

Definition(s)

Vacated area

Vacated area has the meaning given by section 14. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Operating Draft

Operating Draft

Definition(s)

Operating Draft

“Operating draft”, with respect to a mobile offshore platform, means the vertical distance in metres from the moulded baseline to the assigned waterline, where the platform is operating under combined environmental and operational loads that are within the limits for which the platform was designed to operate (tirant d’eau d’exploitation). 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. Regulations
Unit Development

Unit Development

Definition(s)

Unit development

In this section, the expression unit development:
  1. applies in relation to a petroleum pool (other than either of the Greater Sunrise unit reservoirs) that is partly in a particular licence area of a licensee of a petroleum production licence and partly in:
    1. the licence area of another licensee of a petroleum production licence; or
    2. an area that is not within an offshore area but in which a person other than the first mentioned licensee is lawfully entitled to carry on petroleum recovery operations from the pool; and
  2. means the carrying on of petroleum recovery operations from that pool under cooperative arrangements between the persons entitled to carry on such operations in each of those areas.
Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Timor Sea Treaty Designated Authority

Timor Sea Treaty Designated Authority

Definition(s)

Timor Sea Treaty Designated Authority

Timor Sea Treaty Designated Authority means the Designated Authority within the meaning of the Petroleum (Timor Sea Treaty) Act 2003. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Operating Condition

Operating Condition

Definition(s)

Operating Condition

“Operating condition”, with respect to a mobile offshore platform, means the condition of operating at the operating draft (condition d’exploitation). 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. Regulations  

Operating Condition

The condition when a unit is on location, for the purpose of carrying out its primary design operations, and the combined environmental and operational loadings are within the appropriate design limits established for such operations. The unit may be either afloat or supported on the sea bed, as applicable. Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 1, Regulations, June 2013, Lloyd’s Register, Global Standards
Timor Sea Treaty

Timor Sea Treaty

Definition(s)

Timor Sea Treaty

Timor Sea Treaty means the Timor Sea Treaty between Australia and East Timor, done on 20 May 2002 [2003] ATS 13, as amended from time to time. Note: In 2007, the text of international agreements in the Australian Treaty Series was accessible through the Australian Treaties Library on the AustLII website (www.austlii.edu.au). Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Tied

Tied

Definition(s)

Tied

Tied, in relation to a greenhouse gas holding lease or greenhouse gas injection licence, has the meaning given by section 13. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Territory PSLA

Territory PSLA

Definition(s)

Territory PSLA

Territory PSLA has the same meaning as in Part 6.9. Note: See also section 640, which deals with the application of Commonwealth maritime legislation in the offshore area of a State or Territory. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  

Territory PSLA

Territory PSLA has the same meaning as in Part 6.9. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  

Territory PSLA

Territory PSLA means the Petroleum (Submerged Lands) Act of the Northern Territory. Note: See also section 10A of the Acts Interpretation Act 1901 (references to amended or re-enacted State and Territory laws). Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Territory

Territory

Definition(s)

Territory

Territory means a Territory in which this Act applies or to which this Act extends. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Valve Regulated Cell

Valve Regulated Cell

Definition(s)

Valve Regulated Cell

A secondary cell which is closed under normal conditions but has an arrangement which allows the escape of gas if the internal pressure exceeds a predetermined value. The cell cannot normally receive addition to the electrolyte. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards
Terminal Station

Terminal Station

Definition(s)

Terminal station

Terminal station has the meaning given by section 16. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Sheltered

Sheltered

Definition(s)

Sheltered (or Obstructed Open Area)

Area within or adjoining an open area, which may include a partially open building or structure, where owing to obstruction natural ventilation may be less than in a true open area, and this may enlarge the extent of the hazard zone. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards
Terminal Point

Terminal Point

Definition(s)

Terminal point

Terminal point has the meaning given by section 17. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Room

Room

Definition(s)

Room (or Building)

Enclosure (or enclosures) provided with doors, cable ducts, conduits, etc. containing electrical apparatus and of sufficient size to permit the entry of a person who may be expected to work or remain inside the enclosure for a prolonged period. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards
Offshore Production Site

Offshore Production Site

Definition(s)

Offshore Production Site

“Offshore production site” means a production site within a water-covered area that is not an island, other than an artificial island, or an ice platform (emplacement de production au large des côtes). 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
Term

Term

Definition(s)

Term

Term:
  1. when used in relation to a petroleum exploration permit, petroleum retention lease, petroleum production licence, infrastructure licence, pipeline licence, petroleum special prospecting authority or petroleum access authority—has the meaning given by subsection 10(1); or
  2. when used in relation to a greenhouse gas assessment permit, greenhouse gas holding lease, greenhouse gas injection licence, greenhouse gas search authority or greenhouse gas special authority—has the meaning given by subsection 10(2).
Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Opening

Opening

Definition(s)

Opening

Any aperture, door, window or non-gas-tight fixed panel. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards  
Natural Ventilation

Natural Ventilation

Definition(s)

Natural Ventilation

Movement of air and its replacement with fresh air due to the effects of wind and/or temperature gradients. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards  
Tank Station

Tank Station

Definition(s)

Tank station

Tank station means:
  1. a greenhouse gas tank station; or
  2. a petroleum tank station.
Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Extent of Zone

Extent of Zone

Definition(s)

Extent of Zone

Distance in any direction from the source of release to the point where the gas/air mixture has been diluted by air to a value below the lower explosive limit. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards  
Ignition Temperature

Ignition Temperature

Definition(s)

Ignition Temperature

Lowest temperature of a heated surface at which, under specified conditions, the ignition of a flammable substance in the form of a gas or vapour mixture with air will occur. [IEV 426-02-01, modified] NOTE IEC 60079-4 and IEC 60079-4A standardize a method for the determination of this temperature. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards  
Offshore Loading System

Offshore Loading System

Definition(s)

Offshore Loading System

“Offshore loading system” means the equipment and any associated platform or storage vessel located at an offshore production site to load oil or gas on a transport vessel, and includes any equipment on the transport vessel that is associated with the loading system (système de chargement au large des côtes). 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
Vapour Pressure

Vapour Pressure

Definition(s)

Vapour Pressure

Pressure exerted when a solid or liquid is in equilibrium with its own vapour. It is a function of the substance and of the temperature. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards  

Vapour Pressure

Vapour pressure is the equilibrium pressure of the saturated vapour above a liquid expressed in Pascals (Pa) at a specified temperature. 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 Guidance
Boiling Point

Boiling Point

Definition(s)

Boiling Point

Temperature of a liquid boiling at an ambient pressure of 101,3 kPa (1 013 mbar) NOTE The initial boiling point that should be used for liquid mixtures is to indicate the lowest value of the boiling point for the range of liquids present, as determined in a standard laboratory distillation without fractionation. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards  
Supreme Court

Supreme Court

Definition(s)

Supreme Court

A reference in this section to a relevant Supreme Court is a reference to the Supreme Court of the State, or one of the States, in the offshore area of which the petroleum pool is wholly or partly situated. Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation  
Flammable Material

Flammable Material

Definition(s)

Flammable Material (Flammable Substance)

Material which is flammable of itself, or is capable of producing a flammable gas, vapour or mist. Source: IEC 61892-7, Mobile and fixed offshore units – Electrical installations – Part 7: Hazardous areas. Global Standards  
Offshore Installation

Offshore Installation

Definition(s)

Offshore Installation

Regulation 3 defines an ‘offshore installation’ for the purpose of these Regulations. This definition replaces that formerly contained in section 1 of MWA12 as the definition of an offshore installation for the purposes of health and safety law. Existing Regulations which refer to installations (for example SCR4) are amended by these Regulations to use the new definition. Regulations, such as PFEER,10 refer to the definition given in MAR. Any variation from it will be explained in the guidance on those Regulations. Source: A Guide to the Offshore Installations and Pipelines Works (Management and Administration) Regulations 1995, Guidance on Regulations (UK HSE L70), Second Edition, 2002. Regulatory   

Offshore Installation

“Offshore installation” means an installation that is located at an offshore production site or offshore drill site, and includes an accommodation installation and a diving installation (installation au large des côtes). 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  

Offshore Installation

The Offshore Installations and Pipeline Works (Management and Administration) Regulations (MAR) 1995 (the 1995 Regulations) introduced a new definition of an ‘offshore installation’ and modified the definition of ‘person in control’. Further details are set out in the guidance to MAR, regulation 3. Source: Health Care and First Aid on Offshore Installations and Pipeline Works, Offshore Installations and Pipeline Works (First-Aid) Regulations 1989, Approved Code of Practice and Guidance (UK HSE L123), Second Edition, 2000. Regulatory Guidance  

Offshore Installation

A general term for mobile and fixed structures, including facilities, which are intended for exploration, drilling, production, processing or storage of hydrocarbons or other related activities or fluids. The term includes installations intended for accommodation of personnel engaged in these activities. Offshore installation covers subsea installations and pipelines. The term does not cover traditional shuttle tankers, supply boats and other support vessels which are not directly engaged in the activities described above. Source: Offshore Standard DNV-OS-C101, Design of Offshore Steel Structures, General (LRFD Method, Det Norske Veritas, April 2011. Global Standards  

Offshore Installation

“Offshore installation” has the meaning given in article 4(2) and (3) of this Order. Source: The Health and Safety at Work etc. Act 1974 (Application outside Great Britain) Order 2001, UK S.I. 2013/214, 2013. Regulations  

Offshore Installation

In this Order “offshore installation” means subject to paragraph (3) of this article, a structure which is, is to be, or has been, used while standing or stationed in water, or on the foreshore or other land intermittently covered with water—
  1. for the exploitation, or exploration with a view to exploitation, of mineral resources by means of a well;
  2. for undertaking activities falling within article 8(2);
  3. for the conveyance of things by means of a pipe;
  4. for undertaking activities that involve mechanically entering the pressure containment boundary of a well; or
  5. primarily for the provision of accommodation for persons who work on or from a structure falling within any of sub-paragraphs (a) to (d), together with any supplementary unit which is ordinarily connected to it and all the connections.
Any reference in paragraph (2) to a structure or supplementary unit does not include—
  1. a structure which is connected with dry land by a permanent structure providing access at all times and for all purposes;
  2. a well;
  3. a mobile structure which has been taken out of use and is not yet being moved with a view to its being used for any of the purposes specified in paragraph (2) of this article;
  4. any part of a pipeline; and
  5. a structure falling within article 10(c).
Source: The Health and Safety at Work etc. Act 1974 (Application outside Great Britain) Order 2001, UK S.I. 2013/214, 2013. Regulations  

Offshore Installation

“Offshore installation” includes any part of an offshore installation whether or not capable of being manned by one or more persons. Source: The Offshore Installations (Inspectors and Casualties) Regulations 1973, UK S.I. 1973/1842, 1973. Regulations  

Offshore Installation

“Offshore installation” means an offshore installation within the meaning of the 1971 Act which is within
  1. tidal waters and parts of the sea in or adjacent to Great Britain up to the seaward limit of territorial waters;
  2. waters in any area designated under section 1(7) of the Continental Shelf Act 1964. Note: 1964 c. 29;
  3. inland waters within Great Britain.
Source: The Offshore Installations and Pipeline Works (First-Aid) Regulations 1989, UK S.I. 1989/1671, 1989. Regulations  

Offshore Installation

“Offshore installation” shall be construed in accordance with regulation 3. Source: The Offshore Installations and Pipeline Works (Management and Administration) Regulations 1995, UK S.I. 1995/738, 1995. Regulations  

Offshore Installation

offshore installation Subject to the provisions of this regulation, in these Regulations the expression “offshore installation” means a structure which is, or is to be, or has been used, while standing or stationed in relevant waters, or on the foreshore or other land intermittently covered with water— (a) for the exploitation, or exploration with a view to exploitation, of mineral resources by means of a well; (b) for the storage of gas in or under the shore or bed of relevant waters or the recovery of gas so stored; (c) for the conveyance of things by means of a pipe; or (d) mainly for the provision of accommodation for persons who work on or from a structure falling within any of the provisions of this paragraph, and which is not an excepted structure. (2) For the purposes of paragraph (1), the excepted structures are— (a) a structure which is connected with dry land by a permanent structure providing access at all times and for all purposes; (b) a well; (c) a structure or device which does not project above the sea at any state of the tide; (d) a structure which has ceased to be used for any of the purposes specified in paragraph (1), and has since been used for a purpose not so specified; (e) a mobile structure which has been taken out of use and is not for the time being intended to be used for any of the purposes specified in paragraph (1); and (f) any part of a pipeline. (3) For the purposes of these Regulations there shall be deemed to be part of an offshore installation— (a) any well for the time being connected to it by pipe or cable; (b) such part of any pipeline connected to it as is within 500 metres of any part of its main structure; (c) any apparatus or works which are situated—
  1. on or affixed to its main structure; or
  2. wholly or partly within 500 metres of any part of its main structure and associated with a pipe or system of pipes connected to any part of that installation.
Where two or more structures are, or are to be, connected permanently above the sea at high tide they shall for the purposes of these Regulations be deemed to comprise a single offshore installation. Source: The Offshore Installations and Pipeline Works (Management and Administration) Regulations 1995, UK S.I. 1995/738, 1995. Regulations  

Offshore Installation

In regulation 2 (interpretation) of the Offshore Installations (Emergency Pipe-line Valve) Regulations 1989 (Note: S.I. 1989/1029.) for the definition of “offshore installation” there shall be substituted the following definition: ““offshore installation” means an installation within the meaning of regulation 3 of the 1995 Regulations other than an installation which is—
  1. used exclusively for flaring, or
  2. used exclusively for the loading of substances into vessels or for their reception and storage prior to such loading and which normally has no persons on board”.
Source: The Offshore Installations and Pipeline Works (Management and Administration) Regulations 1995, UK S.I. 1995/738, 1995. Regulations  

Offshore Installation

In regulation 2 (interpretation) of the Offshore Installations and Pipeline Works (First-Aid) Regulations 1989 (Note: S.I. 1989/1671.) for the definition of “offshore installation” there shall be substituted the following definition: ““offshore installation” has the same meaning as in regulation 3 of the 1995 Regulations”. Source: The Offshore Installations and Pipeline Works (Management and Administration) Regulations 1995, UK S.I. 1995/738, 1995. Regulations  

Offshore Installation

In this section— “offshore installation” means any installation which is an offshore installation within the meaning of the Mineral Workings (Offshore Installations) Act 1971, or is to be taken to be an installation for the purposes of sections 21 to 23 of the Petroleum Act 1987. Source: UK Offshore Safety Act 1992, 1992 c. 15 (February 2013). Legislation  

Offshore Installation

Offshore installation includes process platform, unmanned wellhead platform, drilling rig, modular rig, FPSO, FSU, SBM etc. Source: Guidance Notes on Petroleum and Natural Gas (Safety in Offshore Operations) Rules, 2008, Oil Industry Safety Directorate (India), 2012. Regulatory Guidance  

Offshore Installation

“Offshore installation” means a mobile or fixed installation including any pipeline attached thereto, which is or is to be, or has been used, while standing or stationed in relevant waters with a view to explore or exploit petroleum and natural gas. Source: Petroleum and Natural Gas (Safety in Offshore Operations) Rules, 2008, India, 18th June 2008. Regulations  

Offshore Installation

A buoyant or non-buoyant construction engaged in offshore operations including drilling, production, storage or support functions, and which is designed and intended for use at a location for an extended period. Source: Rules for Classification – Offshore units, DNVGL-OU-0101, Offshore drilling and support units, DNV GL, July 2015. Global Standards
Structural Integrity Law

Structural Integrity Law

Definition(s)

Structural integrity law

Structural integrity law means the provisions of this Act or the regulations to the extent to which the provisions relate to the structural integrity of:
  1. facilities (within the meaning of Schedule 3); or
  2. wells; or
  3. well-related equipment.
Source: Offshore Petroleum and Greenhouse Gas Storage Act 2006, Australia, amended 2012. Legislation