[Docket No. PHMSA-2011-0023]
PHMSA is amending the pipeline safety regulations to address integrity management principles for Gas Transmission pipelines. In particular, PHMSA is addressing repair criteria for both HCA and non-HCA areas, assessment methods, validating and integrating pipeline data, risk assessments, knowledge gained through the IM program, corrosion control, change management, gathering lines, and safety features on launchers and receivers.