La. Admin. Code tit. 33 § V-30105
Abandoned- permanently removed from service.
Administrator- the Administrator, Pipeline and Hazardous Materials Safety Administration or his or her delegate.
Alarm- an audible or visible means of indicating to the controller that equipment or processes are outside operator-defined, safety-related parameters.
Barrel- a unit of measurement equal to 42 U.S. standard gallons.
Breakout Tank- a tank used to:
Carbon Dioxide- a fluid consisting of more than 90 percent carbon dioxide molecules compressed to a supercritical state.
Commissioner- the Commissioner of Conservation or any person to whom he has delegated authority in the matter concerned. For the purpose of these regulations, the commissioner is the delegated authority of the Secretary of Transportation.
Component- any part of a pipeline which may be subjected to pump pressure including, but not limited to, pipe, valves, elbows, tees, flanges, and closures.
Computation Pipeline Monitoring (CPM)- a software-based monitoring tool that alerts the pipeline dispatcher of a possible pipeline operating anomaly that may be indicative of a commodity release.
Confirmed Discovery- when it can be reasonably determined, based on information available to the operator at the time a reportable event has occurred, even if only based on a preliminary evaluation.
Control Room- an operations center staffed by personnel charged with the responsibility for remotely monitoring and controlling a pipeline facility.
Controller- a qualified individual who remotely monitors and controls the safety-related operations of a pipeline facility via a SCADA system from a control room, and who has operational authority and accountability for the remote operational functions of the pipeline facility.
Corrosive Product-corrosive material as defined by CFR 173.136 Class 8-Definitions of this Chapter.
Entirely Replaced Onshore Hazardous Liquid or Carbon Dioxide Pipeline Segments- for the purposes of §§30258, 30260, and 30418, where t-o or more miles of pipe, in the aggregate, have been replaced within any 5 contiguous miles within any 24-month period. This definition does not apply to any gathering line.
Exposed Underwater Pipeline- an underwater pipeline where the top of the pipe protrudes above the underwater natural bottom (as determined by recognized and generally accepted practices) in waters less than 15 feet (4.6 meters) deep, as measured from mean low water.
Flammable Product-flammable liquid as defined by CFR 173.120 Class 3-Definitions of this Chapter.
Gathering Line- a pipeline 8-5/8 in. (219.1 mm.) or less nominal outside diameter that transports petroleum from a production facility.
Gulf of Mexico and Its Inlets- the waters from the mean high water mark of the coast of the Gulf of Mexico and its inlets open to the sea (excluding rivers, tidal marshes, lakes and canals) seaward to include the territorial sea and Outer Continental Shelf to a depth of 15 feet (4.6 meters), as measured from the mean low water.
Hazard to Navigation- for the purposes of this Part, a pipeline where the top of the pipe is less than 12 inches (305 millimeters) below the underwater natural bottom (as determined by recognized and generally accepted practices) in waters less than 15 feet (4.6 meters) deep, as measured from the mean low water.
Hazardous Liquid- petroleum, petroleum products, anhydrous ammonia, and ethanol or other non-petroleum fuel, including biofuel, which is flammable, toxic, or would be harmful to the environment if released in significant quantities.
Highly Volatile Liquid or HVL- a hazardous liquid which will form a vapor cloud when released to the atmosphere and which has a vapor pressure exceeding 40 psia (276 kPa) at 100 °F (37.8 °C).
In-Line Inspection (ILI)- inspection of a pipeline from the interior of the pipe using an in-line inspection tool. Also called intelligent or smart pigging.
In-Line Inspection Tool or Instrumented Internal Inspection Device- a device or vehicle that uses a nondestructive testing technique to inspect the pipeline from the inside. Also known as intelligent or smart pig.
In-Plant Piping System- piping that is located on the grounds of a plant and used to transfer hazardous liquid or carbon dioxide between plant facilities or between plant facilities and a pipeline or other mode of transportation, not including any device and associated piping that are necessary to control pressure in the pipeline under §30406. B
Interstate Pipeline- a pipeline or that part of a pipeline that is used in the transportation of hazardous liquids or carbon dioxide in interstate or foreign commerce.
Intrastate Pipeline- a pipeline or that part of a pipeline to which this Subpart applies that is not an interstate pipeline.
Line Section- a continuous run of pipe between adjacent pressure pump stations, between a pressure pump station and terminal or breakout tanks, between a pressure pump station and a block valve, or between adjacent block valves.
Low-Stress Pipeline- a hazardous liquid pipeline that is operated (based on MOP) in its entirety at a stress level of 20 percent or less of the specified minimum yield strength of the line pipe.
Maximum Operating Pressure (MOP)- the maximum pressure at which a pipeline or segment of a pipeline may be normally operated under this Subpart.
Nominal Wall Thickness- the wall thickness listed in the pipe specifications.
Notification of Potential Rupture- the notification to, or observation by, an operator of indicia identified in §30417 of a potential unintentional or uncontrolled release of a large volume of commodity from a pipeline. This definition does not apply to any gathering line.
Offshore- beyond the line of ordinary low water along that portion of the coast of the United States that is in direct contact with the open sea and beyond the line marking the seaward limit of inland waters.
Operator- a person who owns or operates pipeline facilities.
Outer Continental Shelf- all submerged lands lying seaward and outside the area of lands beneath navigable waters as defined in Section 2 of the Submerged Lands Act (43 U.S.C. 1301) and of which the subsoil and seabed appertain to the United States and are subject to its jurisdiction and control.
Person- any individual, firm, joint venture, partnership, corporation, association, state municipality, cooperative association, or joint stock association, and includes any trustee, receiver, assignee, or personal representative thereof.
Petroleum- crude oil, condensate, natural gasoline, natural gas liquids, and liquefied petroleum gas.
Petroleum Product- flammable, toxic, or corrosive products obtained from distilling and processing of crude oil, unfinished oils, natural gas liquids, blend stocks and other miscellaneous hydrocarbon compounds.
Pipe or Line Pipe- a tube, usually cylindrical, through which a hazardous liquid or carbon dioxide flows from one point to another.
Pipeline or Pipeline System- all parts of a pipeline facility through which a hazardous liquid or carbon dioxide moves in transportation, including, but not limited to, line pipe, valves, and other appurtenances connected to line pipe, pumping units, fabricated assemblies associated with pumping units, metering and delivery stations and fabricated assemblies therein, and breakout tanks.
Pipeline Facility- new and existing pipe, rights-of-way and any equipment, facility, or building used in the transportation of hazardous liquids or carbon dioxide.
Production Facility- piping or equipment used in the production, extraction, recovery, lifting, stabilization, separation or treating of petroleum or carbon dioxide, or associated storage or measurement. (To be a production facility under this definition, piping or equipment must be used in the process of extracting petroleum or carbon dioxide from the ground or from facilities where CO2 is produced, and preparing it for transportation by pipeline. This includes piping between treatment plants which extract carbon dioxide, and facilities utilized for the injection of carbon dioxide for recovery operations.)
Rural Area- outside the limits of any incorporated or unincorporated city, town, village, or any other designated residential or commercial area such as a subdivision, a business or shopping center, or community development.
Rupture-Mitigation Valve (RMV)- an automatic shut-off valve (ASV) or a remote-control valve (RCV) that a pipeline operator uses to minimize the volume of hazardous liquid or carbon dioxide released from the pipeline and to mitigate the consequences of a rupture. This definition does not apply to any gathering line.
Significant Stress Corrosion Cracking- a stress corrosion cracking (SCC) cluster in which the deepest crack, in a series of interacting cracks, is greater than 10 percent of the wall thickness and the total interacting length of the cracks is equal to or greater than 75 percent of the critical length of a 50 percent through-wall flaw that would fail at a stress level of 110 percent of SMYS.
Specified Minimum Yield Strength- the minimum yield strength, expressed in pounds per square inch (p.s.i.) (kPa) gauge, prescribed by the specification under which the material is purchased from the manufacturer.
Stress Level- the level of tangential or hoop stress, usually expressed as a percentage of specified minimum yield strength.
Supervisory Control and Data Acquisition (SCADA) System- a computer-based system or systems used by a controller in a control room that collects and displays information about a pipeline facility and may have the ability to send commands back to the pipeline facility.
Surge Pressure- pressure produced by a change in velocity of the moving stream that results from shutting down a pump station or pumping unit, closure of a valve, or any other blockage of the moving stream.
Toxic Product-poisonous material as defined by CFR 173.132 Class 6, Division 6.1-Definitions of this Chapter.
Transportation of Hazardous Liquids- the gathering, transmission, or distribution of hazardous liquids by pipeline.
Unusually Sensitive Area (USA)- a drinking water or ecological resource area that is unusually sensitive to environmental damage from a hazardous liquid pipeline release, as identified under §30112
Welder- a person who performs manual or semiautomatic welding.
Welding Operator- a person who operates machine or automatic welding equipment.
La. Admin. Code tit. 33, § V-30105