7 Colo. Code Regs. § 1101-16-1-6
Terms in these regulations shall have the same meaning as those found in Title 8, Article 20 and Title 9, Article 4 of the Colorado Revised Statutes. In addition, unless the context otherwise requires:
ASME International - ASME International was formerly the American Society of Mechanical Engineers (ASME).
British Thermal Units or BTU - Means a scientific unit of measurement equal to the quantity of heat required to raise the temperature of one pound of water one degree Fahrenheit at approximately sixty degrees Fahrenheit.
Compressed Natural Gas (CNG) - Means natural gas which has been compressed and dispensed into fuel storage containers and is suitable for use as an engine fuel.
CNG DGE - 1 CNG DGE is equal to 6.384 lbs (2.895 kg) of CNG.
CNG GGE - 1 CNG GGE is equal to 5.660 lbs (2.567 kg) of CNG.
Condemned - Means a condemned container assembly and piping system which is determined by a state inspector to be so unsafe that further use is prohibited until it is satisfactorily repaired or replaced.
Container Assembly - Includes US Department of Transportation (DOT) and ASME containers, commonly known as tanks or cylinders.
CRS - Means the Colorado Revised Statutes.
Division - Means the Division of Oil and Public Safety, which is the regulatory agency of the Colorado Department of Labor and Employment having jurisdiction over retail natural gas systems per the provisions of CRS 8-20-102(3).
Existing Installation - Includes any natural gas container assembly and piping system at a natural gas fueling facility that has been placed into service prior to the effective date of these regulations and/or has received its initial inspection by a state inspector.
Gallon Equivalent - Means either a gallon diesel equivalent or a gallon gasoline equivalent.
Gallon Diesel Equivalent - Also known as Diesel Gallon Equivalent (DGE) - Means an amount of a motor fuel that contains an average lower heating value of one hundred twenty-eight thousand (128,000) BTUs but in no case contains a lower heating value of less than one hundred twenty-four thousand (124,000) BTUs.
Gallon Gasoline Equivalent - Also known as Gasoline Gallon Equivalent (GGE) - Means an amount of a motor fuel that contains an average lower heating value of one hundred fourteen thousand (114,000) BTUs, but in no case contains a lower heating value of less than one hundred ten thousand (110,000) BTUs.
Liquefied Natural Gas (LNG) - Means natural gas that has been liquefied at -259ºF (-126.1°C) and stored in insulated cryogenic tanks for use as an engine fuel.
LNG DGE - 1 LNG DGE is equal to 6.059 lbs (2.748 kg) of LNG.
Mobile Refueling - Means the use of a United States DOT-approved vehicle or mobile equipment on- site with tank(s) and/or pump(s) that dispenses natural gas engine fuel directly to vehicles, storage vessels/cylinders or secondary refueling equipment.
Natural Gas - Means compressed natural gas (CNG) or liquefied Natural Gas (LNG) as defined by this regulation.
Natural Gas Fueling Facility - Means a facility that has a natural gas container assembly and piping system, including mobile refueling equipment, which is used for retail motor vehicle fueling.
New Installation - Means any natural gas container assembly and piping system at a natural gas fueling facility that has been placed into service after the effective date of these regulations and/or has not received its initial inspection by a state inspector.
NFPA - Means the National Fire Protection Association.
NIST - Means the National Institute of Standards and Technology.
Piping System - Means pipe, tubing, hose and flexible connectors with valves and fittings made into complete systems for conveying natural gas from one point to another within a retail natural gas fueling facility.
Proved - Means the act of having verified the accuracy of meters used to measure fuel and petroleum products using a "prover".
Prover - Means a calibrated volumetric receiver or mechanical device traceable to NIST standards.
Registered Serviceperson - Means any individual who for hire, award, commission or any other payment of any kind installs, services, repairs or reconditions a commercial weighing or measuring device and who voluntarily registers with the division.
Registered Service Agency (RSA) - Means any agency, firm, company or corporation that for hire, award, commission or any other payment of any kind installs, services, repairs or reconditions a commercial weighing or measuring device and that voluntarily registers with the division.
Under agency registration, identification of individual servicepersons shall be required.
Retail - Means the sale of CNG or LNG from a fixed location or by means of mobile refueling equipment or vehicles, such as at a fueling station, in small or individual quantities for direct consumption by the purchaser.
State Inspector - Means a person who is employed or authorized by the division to perform inspections of retail natural gas fueling facilities.
7 CCR 1101-16-1-6