Distribution Pipeline Damage Prevention
AGA White Paper: Natural Gas Pipelines and Unmarked Sewer Lines - A Damage Prevention Partnership
The purpose of this white paper is to provide a discussion of the issues related to trenchless pipeline installations in the vicinity of sewer lines. This paper includes reference to existing material related to damage prevention with an emphasis on sewer mains and lateral lines that are not marked.
AGA White Paper - Natural Gas Pipelines and Unmarked Sewer Lines - 2010