本文件提供了在现有和新建天然气输送管道中安装自动切断阀（ASV）和/或远程控制阀（RCV）的规划信息。它提供了管道运营商应考虑的设计、运营和维护注意事项的指导，以实现ASV和/或RCV的有效利用。

The document provides information on planning the installation of automatic shut-off valves (ASVs) and/or remote control valves (RCVs) in existing and new natural gas transmission pipelines. It provides guidance on the design, operational and maintenance considerations that a pipeline operator should take into account so that effective utilization of the ASVs and/or RCVs is achieved.