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TITLE 16ECONOMIC REGULATION
PART 1RAILROAD COMMISSION OF TEXAS
CHAPTER 14REGULATIONS FOR LIQUEFIED NATURAL GAS (LNG)
SUBCHAPTER AGENERAL APPLICABILITY AND REQUIREMENTS
RULE §14.2007Definitions

The following words and terms when used in this chapter shall have the following meanings unless the context clearly indicates otherwise.

  (1) AED--The Commission's Alternative Energy Division.

  (2) AFRED--The organizational unit of the AED that administers the Commission's alternative fuels research and education program, including LNG certification, exempt registration, and training.

  (3) Aggregate water capacity--The sum of all individual container capacities as measured by weight or volume of water when the containers in a battery at an installation are full.

  (4) ANSI--American National Standards Institute.

  (5) API--American Petroleum Institute.

  (6) ASME--American Society of Mechanical Engineers.

  (7) ASME Code--The American Society of Mechanical Engineers Boiler and Pressure Vessel Code, Section I, Section IV, Section VIII, and Section IX.

  (8) Automatic fuel dispenser--A fuel dispenser which requires transaction authorization.

  (9) Branch manager--See "Operations supervisor."

  (10) Certified--Authorized to perform LNG activities under the direction of a licensee as set forth in the Texas Natural Resources Code. Certification alone does not allow an employee to perform those activities which require licensing.

  (11) Combustible material--A solid material which, in the form in which it is used and under the conditions anticipated, can be ignited and will burn, support combustion, or release flammable vapors when subjected to fire or heat.

  (12) Commercial installation--An LNG equipment installation located on premises other than a single-family dwelling used primarily as a residence.

  (13) Commission--The Railroad Commission of Texas.

  (14) Company representative--An owner or employee of a licensee designated by that licensee to take any required examinations and to actively supervise LNG operations of the licensee.

  (15) Container--Any LNG vessel manufactured to the applicable sections of the API Code, ASME Code, or DOT requirements in effect at the time of manufacture.

  (16) Container appurtenances--Components installed in container openings, including but not limited to pressure relief devices, shutoff valves, backflow check valves, excess flow check valves, internal valves, liquid level gauges, pressure gauges, and plugs.

  (17) Conversion--The changes made to a vehicle to allow it to use LNG as a motor fuel.

  (18) Design pressure--The pressure for which a system or portion of that system is designed.

  (19) Dike--A structure used to establish an impounding area.

  (20) Director--The director of the AED or the director's delegate.

  (21) Dispensing system--That combination of valves, meters, hoses, piping, electrical connections, and fuel connections used to distribute LNG to mobile or motor fuel containers.

  (22) DOT--The United States Department of Transportation.

  (23) Employee--Any individual who renders or performs any services or labor for compensation, including individuals hired on a part-time or temporary basis, full-time or permanent basis; independent contractors; and owner-employees.

  (24) Failsafe--Design features which provide for safe conditions in the event of a malfunction of control devices or an interruption of an energy source or an emergency shutdown.

  (25) Final approval--The authority issued by LP-Gas Operations allowing the introduction of LNG into a container and system.

  (26) Fired equipment--Any equipment in which the combustion of fuels takes place.

  (27) Fixed-length dip tube--A pipe with a fixed open end positioned inside a container at a designated elevation to measure a liquid level.

  (28) Ignition source--Any item, substance, or event having adequate temperature and energy release of the type and magnitude sufficient to ignite any flammable mixture of gases or vapors that could occur at a site.

  (29) Impounding area--An area defined through the use of dikes or the topography at the site for the purpose of containing any accidental spill of LNG.

  (30) Individual--One human being. (See also "Person".)

  (31) Interim approval order--The authority issued by the Railroad Commission of Texas following a public hearing allowing construction of an LNG installation.

  (32) Labeled--The attachment to equipment or materials of a label, symbol, or other identifying mark of a nationally recognized testing laboratory or a Category 50 licensee which conducts product evaluation, periodically inspects production of listed equipment or materials, and which publishes its findings in a list indicating that the equipment either meets appropriate standards or has been tested and found suitable for use in a specified manner.

  (33) LFL--Lower flammability limit.

  (34) Licensed--Authorized to perform LNG activities through the issuance of a valid license by LP-Gas Operations.

  (35) Licensee--An applicant that has been granted an LNG license by LP-Gas Operations.

  (36) Listed--The inclusion of equipment or materials in a list published by a nationally recognized testing laboratory or a Category 50 licensee which conducts product evaluation, periodically inspects production of listed equipment or materials, and whose listing states either that the equipment or material meets appropriate standards or has been tested and found suitable for use in a specified manner.

  (37) LNG--Natural gas, consisting primarily of methane, that has been condensed to liquid by cooling.

  (38) LNG system--A system of safety devices, containers, and other LNG equipment installed at a facility or on a vehicle and designed for use in the sale, storage, transportation for delivery, or distribution of LNG.

  (39) LNG transport--Any vehicle or combination of vehicles and LNG containers designed or adapted for use or used principally as a means of moving or delivering LNG from one place to another, including but not limited to any truck, trailer, semi-trailer, cargo tank, or other vehicle used in the distribution of LNG.

  (40) LP-Gas Operations--The organizational unit of the AED that administers the LNG safety program, including licensing, truck registration, installation approvals, complaint and accident investigations, inspections of stationary installations and vehicles, and code enforcement.

  (41) Mass transit vehicle--Any vehicle which is owned or operated by a political subdivision of a state, city, or county, and which is used primarily in the conveyance of the general public.

  (42) Maximum allowable working pressure--The maximum gauge pressure permissible at the top of completed equipment, containers, or vessels in their operating position for a design temperature.

  (43) Mobile fuel container--An LNG container mounted on a vehicle and used to store LNG as the fuel supply for uses other than motor fuel.

  (44) Mobile fuel system--An LNG system to supply fuel to an auxiliary engine other than the engine used to propel the vehicle or for other uses on the vehicle.

  (45) Motor fuel container--An LNG container mounted on a vehicle and used to store LNG as the fuel supply to an engine used to propel the vehicle.

  (46) Motor fuel system--An LNG system to supply LNG as a fuel for an engine used to propel the vehicle.

  (47) NEC--National Electrical Code (NFPA 70).

  (48) NFPA--National Fire Protection Association.

  (49) Noncombustible material--A solid material which in no conceivable form or combination with other material will ignite.

  (50) Nonlicensee--A person not required to be licensed, but which shall comply with all other applicable rules in this chapter.

  (51) Operations supervisor--An individual who actively supervises LNG operations at an outlet.

  (52) Outlet--A site operated by an LNG licensee at which the business conducted materially duplicates the operation for which the licensee is initially granted a license.

  (53) Person--An individual, sole proprietor, partnership, firm, joint venture, corporation, association, or any other business entity, state agency or institution, county, municipality, school district, or other governmental subdivision.

  (54) Point of transfer--The point at which a connection is made to transfer LNG from one container to another.

  (55) Pressure relief valve--A valve which is designed both to open automatically to prevent a continued rise of internal fluid pressure in excess of a specified value (set pressure) and to close when the internal fluid pressure is reduced below the set pressure.

  (56) Pressure vessel--A container or other component designed in accordance with the ASME Code.

  (57) Property line--That boundary which designates the point at which one real property interest ends and another begins.

  (58) PSIG--Pounds per square inch gauge.

  (59) Public transportation vehicle--A vehicle for hire or service to the general public including but not limited to taxis, buses, and airport courtesy cars.

  (60) Repair to container--The correction of damage or deterioration to an LNG container, the alteration of the structure of such a container, or the welding on such a container in a manner which causes the temperature of the container to rise above 400 degrees Fahrenheit.

  (61) School--A public or private institution which has been accredited through the Texas Education Agency or the Texas Private School Accreditation Commission.

  (62) School bus--A vehicle that is sold or used for purposes that include carrying students to and from school or related events.

  (63) Special transit vehicle--A vehicle which is primarily used by a school or mass transit authority for special transit purposes such as transport of mobility impaired individuals.

  (64) Temporary installation--A dispensing station, either skid-mounted or on a transport unit, that is intended to be used for a finite period of time.

  (65) Tentative approval--The authority issued by LP-Gas Operations without a hearing allowing construction of an LNG installation.

  (66) Thermal expansion relief valve--A pressure relief valve that is activated by pressure created by a fluid temperature rise.

  (67) Trainee--An individual employed by a licensee for a period not to exceed 45 days without that individual having successfully completed the required examinations for the LNG activities to be performed.

  (68) Transfer area--That portion of an LNG refueling station where LNG is introduced into or dispensed from a stationary installation.

  (69) Transfer system--All piping and equipment used in transferring LNG between containers.

  (70) Transition joint--A connector fabricated of two or more metals used to join piping sections of two different materials.

  (71) Transport--Any bobtail or semi-trailer equipped with one or more containers.

  (72) Transport system--Any and all piping, fittings, valves, and equipment on a transport, excluding the container.

  (73) Ultimate consumer--The person controlling LNG immediately prior to its ignition.

  (74) Vaporizer--A device other than a container that receives LNG in liquid form and adds sufficient heat to convert the liquid to a gaseous state.

  (75) Water capacity--The amount of water in gallons required to fill a container.


Source Note: The provisions of this §14.2007 adopted to be effective May 26, 2003, 28 TexReg 4100; amended to be effective June 5, 2006, 31 TexReg 4607; amended to be effective December 24, 2012, 37 TexReg 9921

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