Louisiana Administrative Code › Title 33 - ENVIRONMENTAL QUALITY › Part V - Hazardous Wastes and Hazardous Materials › Subpart 3 - Natural Resources › Chapter 301 - Transportation of Hazardous Liquids by Pipeline [49 CFR Part 195] › Subchapter A - General [49 CFR Part 195 Subpart A] › Section V-30105 - Definitions [49 CFR 195.2]

Current through Register Vol. 50, No. 6, June 20, 2024
A.
					 As used in this Subpart:
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:
a. relieve surges in a hazardous liquids
					 pipeline system; or
b. receive and
					 store hazardous liquid transported by a pipeline for reinjection and continued
					 transportation by pipeline.
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 two or more miles of pipe, in the
						aggregate, have been replaced within any 5 contiguous miles within any 24-month
						period.
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.
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.
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.