This Code covers the design, fabrication, installation,inspection, and testing of pipeline facilities usedfor the transportation of gas. This Code also coverssafety aspects of the operation and maintenance ofthose facilities.
This Code is concerned only with certain safety aspectsof liquefied petroleum gases when they are vaporized andused as gaseous fuels. All of the requirements of NFPA 58and NFPA 59 and of this Code concerning design, construction,and operation and maintenance of piping facilitiesshall apply to piping systems handling butane,propane, or mixtures of these gases.