POSC Specifications
Version 2.2 		Epicentre Standard Values
facility_class

facility_class

Changes Document
 Standard Instance Values

name classification _system description source version status
  classification _system .name   ref _source .name ref _epicentre _version .name  
HEAT TRACING FACILITY POSC/Caesar Provides service for heat from electrical cables for heat conservation or frost proofing. POSC 2.2 current
NOZZLE FACILITY POSC/Caesar Connection between piping and vessel or equipment. POSC 2.2 current
HEAT EXCHANGER FACILITY POSC/Caesar Unit for transferring heat from one medium to another. POSC 2.2 current
STORAGE BIN FACILITY POSC/Caesar Vessel for storing solids or solids that behave as fluids. POSC 2.2 current
VENT LINES FACILITY POSC/Caesar Facility for transport of vented gas from vessel to the vent stack. POSC 2.2 current
CLOSED DRAIN POSC/Caesar A facility describing drain system where hc liquids are disposed. Services which includes closed drain collection and drain separators & pumps. POSC 2.2 current
PIPING SYSTEM POSC/Caesar The piping part of a Plant System. Composed of Pipelines classified as belonging to the actual Plant System. POSC 2.2 current
PIPING NETWORK BRANCH POSC/Caesar A transport facility connecting Piping Network Connectors/Nodes. POSC 2.2 current
PIPING NETWORK SEGMENT POSC/Caesar The piping limited by a Node and a Break, Node and Connector, two Nodes, two Breaks, two Connectors or a Break and a Connector. The last five providing there are no Breaks or Connectors in between. In the last three cases the Segment will coincide with a Piping Branch. POSC 2.2 current
PIPING NETWORK TERMINATOR POSC/Caesar The termination point of a Piping Network, i.e. where the Piping Network is open to atmosphere (open end) or a dead end. POSC 2.2 current
PIPING BREAK POSC/Caesar Indicates a considerable change in characteristics of the components in a Piping Branch, usually indicated by a change in the Piping Classification POSC 2.2 current
FLOW CONTROL POSC/Caesar A function used to monitor and control the flow of fluid. POSC 2.2 current
VALVE OPERATOR FACILITY POSC/Caesar A function used to change the position of the closure member in a valve. POSC 2.2 current
GEAR POSC/Caesar A facility to operate a valve based on mechanical advantage. POSC 2.2 current
ONE WAY FLOW POSC/Caesar A flow restriction facility which has a closure member function which responds automatically to the flow permitting fluid to flow in one direction only. POSC 2.2 current
TRANSMITTER POSC/Caesar A facility representing a measuring unit of which the output is a standardized signal POSC 2.2 current
PORT POSC/Caesar A facility that enables a term for entrance or transfer of a medium from one facility to another POSC 2.2 current
PIPE CONNECTOR FACILITY POSC/Caesar Connecting of two (or more?) equipment classes in a pipeline POSC 2.2 current
INTEGRATED PRODUCTION FACILITY POSC/Caesar Comprises one or more complexes / installations / geographical areas independent of organization. POSC 2.2 current

facility_class

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name classification _system description source version status
COMPLEX FACILITY POSC/Caesar Comprises one or more installations / geographical areas independent of organisation. POSC 2.2 current
INSTALLATION FACILITY POSC/Caesar A facility for all types of installations for petroleum exploitation, support and transportation of oil/gas products. POSC 2.2 current
SYSTEM FACILITY POSC/Caesar A collection of facilities necessary to provide a discrete service to the plant independent of technology used. POSC 2.2 current
SEPARATION AND STABILISATION POSC/Caesar Services providing separation and stabilisation of the processed fluid in the plant. POSC 2.2 current
LEVEL INDICATOR POSC/Caesar A device which gives a visual indication of the level of a substance behaving like a fluid in a storing device. POSC 2.2 current
TEMPERATURE INDICATOR POSC/Caesar A facility that gives a visual indication of temperature. POSC 2.2 current
PRESSURE INDICATOR POSC/Caesar A facility to give a visual/electrical indication of the pressure in a pre defined process segment. POSC 2.2 current
FLOW INDICATOR POSC/Caesar A facility to give a visual indication of mass or volume per time unit of a fluid passing through an open or closed conduit. POSC 2.2 current
CONTROL SYSTEM FACILITY POSC/Caesar A system in which deliberate guidance or manipulation of one or more variables is used to achieve a prescribed state. POSC 2.2 current
PROCESS CONTROL AND MONITORING POSC/Caesar A facility for manipulation and monitoring of variables influencing the behavior of a process in order to meet specified objectives. POSC 2.2 current
PROCESS SHUT DOWN FACILITY POSC/Caesar A facility for manipulation of variables influencing the behavior of a process in order to obtain equipment protection. POSC 2.2 current
FACILITY CLASS POSC/Caesar The Main Class of Facility Classes, e.g. classes describing the a capability to perform activities, provided by installed material. POSC 2.2 current
PRODUCT TRANSPORT POSC/Caesar A defined assembly of fluid transfer facilities and unit operations (as booster compressor- or pumping stations). May be both pipeline transport or batch transport (tankers). Identified by a name. Criterias for this class is defined by the individual companies business rules. POSC 2.2 current
CRUDE HANDLING FACILITY POSC/Caesar Services provided to control, store, pump and meter crude oil POSC 2.2 current
GAS RECOMPRESSION POSC/Caesar Services for scrubbing, recompressing and cooling of gas. POSC 2.2 current
GAS TREATMENT POSC/Caesar Services which cools and scrub the gas, dehydrates the gas, and regenerates the dehydration media. POSC 2.2 current
RESERVOIR GAS INJECTION SYSTEM POSC/Caesar Service which cool and scrub, compress and route the injection gas to the well-head manifold. POSC 2.2 current
GAS TRANSPORT PIPELINE FACILITY POSC/Caesar Service which cool, scrub and compress the gas before it is metered and sent into pipeline POSC 2.2 current
GAS SWEETENING POSC/Caesar Service for removal of sour substances as H2S and CO2. POSC 2.2 current
OIL EXPORT PIPELINE FACILITY POSC/Caesar Service which transferring stabilized oil in a pipeline. Also containing pig launching. POSC 2.2 current

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name classification _system description source version status
CONDENSATE EXPORT PIPELINE FACILITY POSC/Caesar Service which transferring condensate in a pipeline. Also containing pig launching. POSC 2.2 current
GAS EXPORT PIPELINE FACILITY POSC/Caesar Service which transferring treated gas in a pipeline. Also containing pig launching. POSC 2.2 current
WATER PIPELINE FACILITY POSC/Caesar Service which transferring water at a high pressure in a pipeline. Also containing risers and pig launching. POSC 2.2 current
METHANOL PIPELINE FACILITY POSC/Caesar Service which transferring methanol in a pipeline. Also containing risers and pig launching / receivers. POSC 2.2 current
MULTIPHASE WELLSTREAM PIPELINE FACILITY POSC/Caesar Service which transferring multiphase well stream between a subsea production system and a platform in a pipeline. Also containing risers and pig launching / receivers. POSC 2.2 current
COOLING MEDIUM FACILITIES POSC/Caesar Include services for the cooling medium system. As the cooling medium itself, expansion, pumping, distribution and cooling medium cooling. POSC 2.2 current
REFRIGERATION POSC/Caesar A facility for refrigeration. POSC 2.2 current
HEATING MEDIUM FACILITY POSC/Caesar Include services for the heating medium system. As the heating medium itself, expansion, pumping, distribution and heating medium heating. POSC 2.2 current
CHEMICAL INJECTION FACILITY POSC/Caesar A facility which provides service for injection of inhibitors i.e. into the process. POSC 2.2 current
METHANOL INJECTION POSC/Caesar Includes services for methanol storage, pumping and distribution both topside and subsea. POSC 2.2 current
CHLORINATION FACILITY POSC/Caesar Includes services for hypochlorite production, storage and distribution. POSC 2.2 current
ANTIFOAM INFIX SYSTEM POSC/Caesar Includes service for loading, storage, pumping and distribution of anti foam. POSC 2.2 current
BIOCID INFIX SYSTEM POSC/Caesar Facility for service of loading, storage, pumping and distribution of biocide. POSC 2.2 current
OXYGEN SCAVENGER POSC/Caesar Facility for service for loading, storage, pumping and distribution of oxygen scavenger. POSC 2.2 current
CORROSION INHIBITOR INFIX SYSTEM POSC/Caesar Includes service for loading, storage, pumping and distribution of corrosion inhibitor. POSC 2.2 current
DE EMULSIFIER INFIX SYSTEM POSC/Caesar Includes service for loading, storage, pumping and distribution of de-emulsifier. POSC 2.2 current
SCALE INHIBITOR POSC/Caesar A facility for loading, storage, pumping and distribution of scale inhibitor. POSC 2.2 current
POLYELECTROLYTE POSC/Caesar A facility for loading, storage, pumping and distribution of polyelectrolyte. POSC 2.2 current
GLYCOL REGENERATION POSC/Caesar A facility to regenerate glycol by evaporate the solved water, filtration and distribution of glycol. POSC 2.2 current
FLARE VENT AND BLOWDOWN FACILITY POSC/Caesar No definition supplied POSC 2.2 current

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name classification _system description source version status
HIGH PRESSURE FLARING FACILITY POSC/Caesar Includes services as HP flare header knock out drum, metering and the flare itself. POSC 2.2 current
LOW PRESSURE FLARING FACILITY POSC/Caesar Includes services as LP flare header knock out drum, metering and the flare itself. POSC 2.2 current
MAINTENANCE FLARING FACILITY POSC/Caesar Includes services as maintenance flare header knock out drum, metering and the flare itself. POSC 2.2 current
ATMOSPHERIC VENTING POSC/Caesar A facility for letting excess gas from the process to the atmosphere. POSC 2.2 current
CRUDE OFFSHORE LOADING FACILITY POSC/Caesar Includes services as FPU/FPSO off loading, articulated loading column, SPAR busy, single point mooring buoy, anchor leg mooring, UKOLS off loading and submerged turret loading (STL). POSC 2.2 current
OILY WATER TREATMENT POSC/Caesar Treatment of oily water from various sources in the production of oil and gas. POSC 2.2 current
PRODUCED WATER TREATMENT POSC/Caesar Facilities for removing hydrocarbons from produced water by means of hydrocyclones, degassing drum and reclaimed sump. POSC 2.2 current
BALLAST WATER TREATMENT FACILITY POSC/Caesar Includes services for treating the ballast water to the specified cleaning criteria. POSC 2.2 current
SLUDGE TREATMENT POSC/Caesar A facility for separation and treatment of sludge. POSC 2.2 current
BILGE SUBSYSTEM POSC/Caesar Includes services for treatment and storage of bilge water. POSC 2.2 current
HIGH PRESSURE FUEL GAS POSC/Caesar Facility for heating, scrubbing and distribution of HC fuel gas. POSC 2.2 current
LOW PRESSURE FUEL GAS POSC/Caesar Include service for heating, scrubbing and distribution. POSC 2.2 current
SEA WATER LOW PRESSURE FACILITY POSC/Caesar Includes services for lifting, filtration, pumping and distribution of sea water. POSC 2.2 current
SEA WATER HIGH PRESSURE FACILITY POSC/Caesar Includes services for filtering/deaeration, pumping, the manifold and the water injection system. The header and distribution of jet water are also included. POSC 2.2 current
BALLAST WATER FACILITY POSC/Caesar Includes services for inlet/filtering, control tank, pumping, distribution of ballast water. Temporary ballast water is also included. POSC 2.2 current
FRESH WATER FACILITY POSC/Caesar Includes services for fresh water makers desalination, storage and distribution of desalinated water. Potable water sterilization, storage and distribution are also included. POSC 2.2 current
STEAM CONDENSATE AND HOT WATER FACILITY POSC/Caesar System generating and distributing steam, condensate and hot water. POSC 2.2 current
OPEN DRAIN POSC/Caesar Includes services for draining/disposal of not flammable liquids. POSC 2.2 current
NON HAZARDOUS OPEN DRAIN POSC/Caesar Includes service for open drain collection, separator and pump. POSC 2.2 current
HAZARDOUS OPEN DRAIN POSC/Caesar Includes service for open drain collection, separator and pump. POSC 2.2 current

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name classification _system description source version status
SHALE DISPOSAL POSC/Caesar Facility for separation and storage of shale. POSC 2.2 current
DRAIN WATER TREATMENT POSC/Caesar Facility which cleans the water coming from the open drain system. POSC 2.2 current
JET FUEL SYSTEM FACILITY POSC/Caesar Includes services for storage, pumping, filtering and dispensing of jet fuel. POSC 2.2 current
DIESEL OIL FACILITY POSC/Caesar Includes services for storage and distribution of untreated and treated diesel oil. In addition also service for treatment of untreated diesel oil. POSC 2.2 current
BULK LOADING FACILITY POSC/Caesar Includes services for loading of dry and wet substances to a plant or an installation. POSC 2.2 current
COMPRESSED AIR FACILITY POSC/Caesar Includes services for compression, drying/receiving and distribution of instrument air. Also services for bleed air subsystem. POSC 2.2 current
BLACK START SUBSYSTEM FACILITY POSC/Caesar Includes services for black start compression, air receiver and topping up compression. POSC 2.2 current
TRANSPORT PIPEWAYS POSC/Caesar Includes services for transportation of liquids and gases through pipelines. Facility for the normal way of transporting gases and liquids from the process to the storage area. POSC 2.2 current
INDICATOR POSC/Caesar A device which gives a visual indication of measured value POSC 2.2 current
SENSOR POSC/Caesar A facility for converting a input variable into a signal suitable for measurement. POSC 2.2 current
MODULATING CONTROL POSC/Caesar Type of control of an element in which a continuos variation between two limits can be imposed on the output variable. POSC 2.2 current
ON OFF CONTROL POSC/Caesar Two step control in which one of the steps is assigned the value zero. POSC 2.2 current
CONDITION MONITORING POSC/Caesar Services for monitoring mechanical equipment, corrosion, pipeline performance and vibration analysers. POSC 2.2 current
SYSTEM FACILITY FROM NORSOK POSC/Caesar A collection of services required to keep an installation in operation. This class is a superclass for systems as classified in the Norsok Standard. Some of its subclasses may be used in Snapshot CD. POSC 2.2 current
PIPING NETWORK POSC/Caesar The interconnected Piping Network Branches limited by Unit Operation Inlet/Outlet and Piping Network Terminators. In this context Piping includes e.g. plumbing and tubing. POSC 2.2 current
STORAGE FACILITY POSC/Caesar A service including storage of a medium in a tank, vessel or bin. Can be both atmospheric and under pressure. POSC 2.2 current
METERING FACILITY POSC/Caesar Service including metering of a liquid or a gas on a continuos basis. POSC 2.2 current
GAS SCRUBBING POSC/Caesar Service including purifying a gas (remove small droplets) by routing the gas through a separator. Often placed upstream compressors. For other purposes the purifying can also be made by putting the gas through water or chemical wash. POSC 2.2 current
GAS COMPRESSION POSC/Caesar A facility system for increasing the pressure of a stream/flow of gas . POSC 2.2 current
GAS DEHYDRATION FACILITY POSC/Caesar Service including a tank or a tower through which gas is run to remove entrained water. A common method of gas dehydration is through the use of various glycols. POSC 2.2 current

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name classification _system description source version status
H2S REMOVAL FACILITY POSC/Caesar A facility for removal of the component hydrogen sulfide from a gas stream to meet the required specification. POSC 2.2 current
CO2 REMOVAL FACILITY POSC/Caesar Service for removal of the noxious component carbon dioxide from a gas stream to meet the gas specification and to prevent corrosion in the pipelines transferring the gas. POSC 2.2 current
DISTRIBUTION FACILITY POSC/Caesar Includes service for a pipe system designed to transfer a liquid- or a gas stream from one location to one or several others. POSC 2.2 current
SUBSEA DISTRIBUTION FACILITY POSC/Caesar Includes service for a subsea pipe system designed to transfer a liquid- or a gas stream from one location to one or several others on the sea bottom. POSC 2.2 current
PRODUCTION FACILITY POSC/Caesar Including service for production of substances on a production site to support the main production. (I.e. for injection systems.) POSC 2.2 current
WATER INJECTION POSC/Caesar A facility for pumping treated water into the ground for disposal reasons and/or to increase the pressure in the oil/gas reservoir. POSC 2.2 current
JET WATER FACILITY POSC/Caesar No definition supplied POSC 2.2 current
TEMPORARY BALLAST WATER FACILITY POSC/Caesar Includes service for treatment and storage of temporary ballast water. POSC 2.2 current
WATER DESALINATION FACILITY POSC/Caesar Include service for removal of salt from sea water for fresh water making. POSC 2.2 current
POTABLE WATER FACILITY POSC/Caesar No definition supplied POSC 2.2 current
POTABLE WATER STERILIZATION POSC/Caesar Facility for sterilization of potable water. POSC 2.2 current
GENERATION FACILITY POSC/Caesar Including service for generating a medium needed to support or used directly in the main process. POSC 2.2 current
STEAM FACILITY POSC/Caesar Including service for a boiler that generates steam. POSC 2.2 current
HOT WATER FACILITY POSC/Caesar Includes service for a heater that generates hot water. POSC 2.2 current
PLANT AIR FACILITY POSC/Caesar Includes service for treatment and storage of plant air. POSC 2.2 current
FLUID NETWORK POSC/Caesar A composition of one or more interconnected unit operations. POSC 2.2 current
FLUID NETWORK TERMINATOR POSC/Caesar A node representing the termination point of a Fluid Network/Fluid Network Branch, i.e. not connected to a Unit of Operation or another Fluid Network. POSC 2.2 current
PIPING NETWORK CONNECTOR POSC/Caesar A facility connecting three or more Piping Network Branches. POSC 2.2 current
FLUID PORT POSC/Caesar A facility that permits fluid transfer to another facility. POSC 2.2 current
FLUID HEATER FACILITY POSC/Caesar A facility intended to raise the temperature of a fluid. POSC 2.2 current

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name classification _system description source version status
INSULATION FACILITY POSC/Caesar Reducing heat transfer POSC 2.2 current
ELECTRICAL PORT POSC/Caesar A facility that permits transfer of electrons POSC 2.2 current
PRESSURE CONTROL POSC/Caesar A facility for monitoring and controlling the pressure in a pre defined process segment. POSC 2.2 current
LEVEL CONTROL POSC/Caesar A function used to monitor and control the level of a substance behaving like a fluid into a storing device. POSC 2.2 current
TEMPERATURE CONTROL POSC/Caesar A facility that monitors and controls the temperature. POSC 2.2 current
CONTROL POSC/Caesar Purposeful action on or in a system, to meet specified objectives. POSC 2.2 current
MONITORING POSC/Caesar Facility for the observation of one or several parameters in i.e. a system/process or a part of a system/process to verify status and functioning POSC 2.2 current
FLUID SPLITTER POSC/Caesar A fluid manifold intended to split a stream. POSC 2.2 current
AREA CLASSIFICATION POSC/Caesar Classification of areas regarding the explosion risk. POSC 2.2 current
SAFE AREA POSC/Caesar An area in which an explosive gas-air mixture is not likely to occur. Might also be called safe zone or safe location. POSC 2.2 current
HAZARDOUS AREA POSC/Caesar An area which an explosive gas mixture is expected to occur. POSC 2.2 current
ZONE 0 (GASES) POSC/Caesar Continious hazard. More than 1000 hours/annum. An area in which an explosive mixture of flammable gases or vapours with air is continuously present or present for long periods of time. A zone in which an explosive gas-air mixture is continuously present, or present for long periods. POSC 2.2 current
ZONE 1 (GASES) POSC/Caesar Intermittent hazard. Between 10 and 1000 hours/annum. An area in which an explosive mixture of flammable gases or vapours with air is likely to occur during normal operation. POSC 2.2 current
ZONE 2 (GASES) POSC/Caesar Hazard under abnormal conditions. Between 0.1 and 10 hours/annum. An area in which an explosive mixture of flammable gases or vapours with air is not likely to occur and if it occurs it will only exist for a short period of time. POSC 2.2 current
DEGRADATION FACILITY POSC/Caesar A function which decrease operational flexibility of a device POSC 2.2 current
NATURAL PROCESSES POSC/Caesar A super class for all processes or functions that happen with or without control of human beings POSC 2.2 current
STRESS DEGRADATION POSC/Caesar A function which decrease the value or lower the functionality of a material or a product made by material. POSC 2.2 current
MECHANICAL DEGRADATION POSC/Caesar A function which decrease the value or lower the functionality of a material or a product made by material. POSC 2.2 current
CHEMICAL DEGRADATION POSC/Caesar A function which decrease the value or lower the functionality of a material or a product made by material. POSC 2.2 current
EMBRITTLEMENT DEGRADATION POSC/Caesar A function which decrease the value or lower the functionality of a material or a product made by material. POSC 2.2 current

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name classification _system description source version status
ACID CORROSION POSC/Caesar The function of corrosion to a material or a product made by a material because of low ph in the fluid which is in contact with the material POSC 2.2 current
NAPHTHENIC ACID CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
NON NAPHTHENIC ACID CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
CO2 CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
BACTERIAL CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
CREVICE CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
CYANIDE CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
EROSION CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
EMBRITTLEMENT 475 POSC/Caesar Type of brittle degradation of a material POSC 2.2 current
AMINE STRESS CORROSION CRACKING POSC/Caesar Type of stress corrosion POSC 2.2 current
BICARBONATE STRESS CORROSION CRACKING POSC/Caesar Type of stress corrosion POSC 2.2 current
BLISTERING POSC/Caesar Type of stress corrosion POSC 2.2 current
BRITTLE FRACTURE POSC/Caesar Type of brittle degradation of a material POSC 2.2 current
CARBURIZATION DEGRADATION POSC/Caesar Degradation of a material by carburization. POSC 2.2 current
CAUSTIC EMBRITTLEMENT POSC/Caesar Type of brittle degradation of a material POSC 2.2 current
CAVITATION POSC/Caesar Type of mechanical degradation of a material made by mechanic wear and tear POSC 2.2 current
CHLORIDE STRESS CORROSION CRACKING POSC/Caesar Type of stress corrosion POSC 2.2 current
CREEP EMBRITTLEMENT POSC/Caesar Type of brittle degradation of a material POSC 2.2 current
CREEP RUPTURE POSC/Caesar Type of mechanical degradation of a material POSC 2.2 current
DEALLOYING POSC/Caesar Type of corrosion POSC 2.2 current

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name classification _system description source version status
EROSION POSC/Caesar Type of mechanical degradation of a material made by mechanic wear and tear. POSC 2.2 current
FATIGUE POSC/Caesar Type of mechanical degradation of a material POSC 2.2 current
FATIGUE CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
FLUORIDE STRESS CORROSION CRACKING POSC/Caesar Type of stress corrosion POSC 2.2 current
FRETTING POSC/Caesar Type of mechanical degradation of a material POSC 2.2 current
GALVANIC CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
HYDROGEN EMBRITTLEMENT POSC/Caesar Type of brittle degradation of a material POSC 2.2 current
INTERGRANULAR ATTACK SENSIT POSC/Caesar Type of stress corrosion POSC 2.2 current
LIQUID METAL EMBRITTLEMENT POSC/Caesar Type of brittle degradation of a material POSC 2.2 current
METAL DUSTING DEGRADATION POSC/Caesar Type of material degradation. Lower the value and/or the function of a part attacked by metal dusting. POSC 2.2 current
NH4F CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
NH4HS CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
NITRATE STRESS CORROSION CRACKING POSC/Caesar Type of stress corrosion POSC 2.2 current
OVERHEAD CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
OXIDATION DEGRADATION POSC/Caesar Degradation of a material by oxidation. POSC 2.2 current
OXYGEN CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
PITTING CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
STRAY CURRENT CORROSION POSC/Caesar Type of corrosion POSC 2.2 current
STRESS ORIENTED HIC POSC/Caesar Type of stress corrosion POSC 2.2 current
SULFIDISATION DEGRADATION POSC/Caesar Degradation of a material by sulfidization. POSC 2.2 current

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name classification _system description source version status
SULFITE WET H2S STRESS CORROSION CRA POSC/Caesar Type of stress corrosion POSC 2.2 current
TEMPERATURE EMBRITTLEMENT POSC/Caesar Type of brittle degradation of a material POSC 2.2 current
THERMAL FATIGUE POSC/Caesar Type of mechanical degradation of a material POSC 2.2 current
DEGRADATION BY CORROSION POSC/Caesar A function which decreases the value or lower the functionality of a material. POSC 2.2 current
UTILITY GAS SYSTEM POSC/Caesar A facility which produces the necessary compressed gas for instrument or other plant operations. POSC 2.2 current
INSTRUMENT AIR POSC/Caesar Medium for supplying power to pneumatic control systems, loops and actuator / motors. For purge protection of electrical installations in hazardious areas instrument air is generally preferred. POSC 2.2 current
PLANT AIR POSC/Caesar A facility to supply power for all kind of functions and tools which need pressurized air as the power source. POSC 2.2 current
INERT GAS POSC/Caesar The system supplies gas used for purging and seal various types of plant installations. Also back up for instrument gas (air) in case of failure. POSC 2.2 current
FUEL SYSTEM POSC/Caesar Part of the feed stock or excess down stream products are used to provide firing fuel for miscellaneous heating applications in a plant area. POSC 2.2 current
LIQUID FUEL SYSTEM POSC/Caesar A combustible liquid used for fuel. POSC 2.2 current
GASEOUS FUEL SYSTEM POSC/Caesar A combustible gas used for fuel. POSC 2.2 current
SOLID FUEL SYSTEM POSC/Caesar A combustible solid used for fuel. POSC 2.2 current
MIXED FUEL SYSTEM POSC/Caesar A combustible mixture of liquid and gas used for fuel. POSC 2.2 current
WASTE DISPOSAL SYSTEM POSC/Caesar Facility for disposing of unwanted materials. The system serves environmental requirements. POSC 2.2 current
EFFLUENT TREATMENT PACKAGE POSC/Caesar Facility for collecting and treating of all aqueous effluents present in a plant. POSC 2.2 current
SEWAGE SYSTEM POSC/Caesar A facility to collect, treat and dispose sewage. POSC 2.2 current
BALLAST WATER SYSTEM POSC/Caesar Facility for the service of pumping, storage and piping systems of ballast water. POSC 2.2 current
DRAIN SYSTEM POSC/Caesar Covers all facilities to collect the wash water from plant surface areas which need to be collected for further effluent treatment before redischarge. POSC 2.2 current
FIRE AND SAFETY SYSTEM POSC/Caesar Any facility which are designed to protect the plant from hazards. POSC 2.2 current
FIRE WATER SYSTEM POSC/Caesar The complete firewater facility POSC 2.2 current

facility_class

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name classification _system description source version status
SPRINKLER AND DELUGE SYSTEM POSC/Caesar A facility to extinguish fires by liquid deluge. The facility includes the complete system which normally are connected to fire detection systems. POSC 2.2 current
CHEMICAL FIRE FIGHTING SYSTEM POSC/Caesar A facility that contain foam generators and chemicals which can be stored in tanks and/or mobile facilities. POSC 2.2 current
MOBILE FIRE FIGHTING POSC/Caesar The facility to combat and extinguish fires at any location. Usually provided by fire fighting trucks, foam and water tender vehicles. POSC 2.2 current
FIRE AND GAS MONITORING SYSTEM POSC/Caesar A system for detection of posible leakages of hydrocarbons and detection of fire. POSC 2.2 current
FIRE FIGHTING TRAINING POSC/Caesar Facilities including training area installation and simulation stations necessary for fire fighting training of personnel. POSC 2.2 current
PRODUCT STORAGE POSC/Caesar Facility for the storage of gaseous, liquid and solid products. POSC 2.2 current
GAS PRESSURISED STORAGE POSC/Caesar A facility class including the storage of gases in "large quanta", which normally are stored in liquefied condition. POSC 2.2 current
ABOVE GROUND STORAGE POSC/Caesar Storage in tank, half buried or earth covered tankage. POSC 2.2 current
UNDERGROUND STORAGE POSC/Caesar Facility including caverns and associated header and piping systems. POSC 2.2 current
LIQUID ATMOSPHERIC STORAGE POSC/Caesar Storage facilities which cover all kind of liquids the oil industry requires. POSC 2.2 current
SOLIDS STORAGE POSC/Caesar A facility to store solid materials. Solids are to be understood as of non liquid or gaseous consistence. POSC 2.2 current
WAREHOUSE OR SHELTERED STORAGE POSC/Caesar A facility including systems which house all facilities weather of mobile or resident nature. Can be regarded as an integrated part of warehouse storage installation. POSC 2.2 current
SILO OR CONTAINER STORAGE POSC/Caesar Systems cover silo/containers that are not part of warehouse and are defined as independent product storage facilities. Also including all parts of sub systems which are required to make them functioning units. POSC 2.2 current
OPEN AIR STORAGE POSC/Caesar Cover pre defined product dumping areas including the related facilities for moving of dumps, piling or other bulk storage handling facilities. POSC 2.2 current
FISCAL PRODUCT METERING POSC/Caesar A facility for metering products prior to shipment and/or sale. POSC 2.2 current
VOLUMETRIC FLOW METERING POSC/Caesar A facility to measure actual flow, temp, pressure and density of a gas or liquid. POSC 2.2 current
WEIGHT METERING POSC/Caesar A facility which measure the weight of a substance. Bulk material products (solids) are measured by weight in general. POSC 2.2 current
PRODUCT LOADING POSC/Caesar Facility for transferring products to a transportation facilities. Systems facility defined as the product transfer installations to load products onboard the shipment vessel, which can be either a sea, or a land going means of transport. POSC 2.2 current
LIQUEFIED GAS LOADING POSC/Caesar System which cover the loading of liquefied gases (e.g. LNG, propane, ethane and butane) POSC 2.2 current
CRUDE OIL LOADING SYSTEM POSC/Caesar Including systems for loading of crude oil. POSC 2.2 current

facility_class

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name classification _system description source version status
LIQUID CHEMICAL LOADING SYSTEM POSC/Caesar Function including all types of loading of chemical liquids necessary for operation of the plant. POSC 2.2 current
BULK LOADING POSC/Caesar A facility for loading of dry and wet substances to a plant or an installation. Cover all facilities that are designed to dispatch bulks. POSC 2.2 current
TRANSPORTATION AND PACKING POSC/Caesar A facility describing systems which comprises all installations that serve the transportation of stock or products from/to process area to from/to storage area inside plant limits as well as all product packing systems prior to dispatch. POSC 2.2 current
PIPEWAYS PRODUCT POSC/Caesar Including pipe ways distribution of all products from/to the process and/or to/from storage. POSC 2.2 current
PIPEWAYS FLARE SYSTEM POSC/Caesar Facility for flare system with the associated piping. POSC 2.2 current
CONVEYOR BELT SYSTEM POSC/Caesar Solid products or general bulks may require a conveyor belt system to their point of packing and/or storage. POSC 2.2 current
BLENDING SYSTEM POSC/Caesar System which provides blending of products prior to final dispatch. POSC 2.2 current
CHEMICAL AND CATALYST HANDLING POSC/Caesar Facility for storage and handling of chemicals and catalysts. POSC 2.2 current
BULK PACKING SYSTEM POSC/Caesar A facility which "wraps" the products with some kind of transport security material. POSC 2.2 current
LIQUID PACKING SYSTEM POSC/Caesar A facility to put liquid into various types of vessels. POSC 2.2 current
FLARE VENT AND BLOWDOWN POSC/Caesar This systems cover the "hot" disposal of relieved hydrocarbons (liquid or vapour) by burning them at a safe location. POSC 2.2 current
HIGH PRESSURE RELIEF POSC/Caesar The process flaring systems are designed to handle safe removal of the relieved hc during process reactions, emergency situations, or shut-down/start-up operations at process pressure conditions. POSC 2.2 current
LOW PRESSURE RELIEF POSC/Caesar The low pressure system is designed to collect and handle the removal of low pressure hc independent of the high pressure process system. POSC 2.2 current
LIQUID BURNER SYSTEM POSC/Caesar A system designed to handle that fraction of hc liquids that can not be evaporated in the flare knock out drum. POSC 2.2 current
WATER SYSTEM POSC/Caesar A facility which includes all water supply installations except from cooling or fire water. POSC 2.2 current
FRESHWATER SUPPLY POSC/Caesar Facility to supply fresh water (raw) for general plant use. POSC 2.2 current
DEMINERALIZED WATER SYSTEM POSC/Caesar Including demineralized water used in closed water circuits. POSC 2.2 current
POTABLE WATER SYSTEM POSC/Caesar Facility for the treatment, sterilization and distribution of potable water. Potable water systems include the total sweet water distribution for the total plant and end at the various consumers point. POSC 2.2 current
STEAM SYSTEM POSC/Caesar A facility for generating steam from direct fired boiler systems or waste heat recovery systems. POSC 2.2 current
HIGH PRESSURE STEAM POSC/Caesar Facility for generating and distribution of high pressure steam. POSC 2.2 current

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name classification _system description source version status
MEDIUM PRESSURE STEAM POSC/Caesar Facility for generating and distribution of medium pressure steam. POSC 2.2 current
LOW PRESSURE STEAM POSC/Caesar Facility for generating and distribution of low pressure steam. POSC 2.2 current
CONDENSATE SYSTEM POSC/Caesar A facility at the end of the steam circulation and includes a regeneration package before feeding back into the steam generation process. POSC 2.2 current
HEATING SYSTEM POSC/Caesar Used for product heating during processing and in further treatment operations. POSC 2.2 current
HOT OIL HEATING POSC/Caesar A facility system for generation and distribution of heat. The heating medium is oil for use in consumers like heat exchangers for feed stock stabilization or other mild heat treatment. POSC 2.2 current
ELECTRICAL HEATING POSC/Caesar System utilizing electrical power for heating purposes in all sorts of process applications where controlled heat is required. POSC 2.2 current
MEDIUM HEATING POSC/Caesar A system which uses feed stock as heating of other feed stock streams by exchange of heat in a counter currently heat exchanger. POSC 2.2 current
CHEMICAL INJECTION SYSTEM POSC/Caesar A facility which provides service for injection of inhibitors i.e. into the process. Serves as utility for make-up purposes of water, products and when required by process. POSC 2.2 current
DEHYDRATION POSC/Caesar Dehydration fluids (e.g. methanol or glycol) is usually used for dehydration of the feed stock. POSC 2.2 current
CHLORINATION POSC/Caesar A facility used in connection with sea water systems normally in order to avoid biological growth in the system. POSC 2.2 current
AMMONIA INFIX SYSTEM POSC/Caesar Mainly used for controlling the ph-value for feed water into boilers. POSC 2.2 current
OTHER CHEMICAL INJECTION POSC/Caesar Facility for all other chemical injection packages. (for uses in the various types of down stream processes or for water make-up purposes.) POSC 2.2 current
INSTRUMENTATION SYSTEM POSC/Caesar Facilities that measure and control a processing plant. POSC 2.2 current
PROCESS DATA ACQUISITION AND CONTROL POSC/Caesar A facility for measure & control, including the main plant computerized operational system, where all process, utility and off site activities are monitored. The system is located in the main control room. POSC 2.2 current