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- Addendum 1 to Guide for Gas Transmission and Distribution Piping Systems, 2012 Edition (ANSI Z380.1-2012)
- Amendment by American Gas Association, 2012
- Publisher: AGA
Addendum 1 to the 2012 Guide for Gas Transmission and Distribution Piping Systems contains the revised federal regulations and guide material issued since the release of the 2012 edition of the guide. Contains updated U.S. DOT Pipeline Safety Code Title 49-Part 191 and Part 192, plus guide material prepared by the Gas Piping Technology Committee Accredited by the American National Standards Institute (ANSI). Addenda are available for free downloading from the GPTC webpage at www.aga.org/gptc. Paper copies are available for a nominal $25 fee.