Pipeline and Hazardous Materials Safety Administration March 10, 2008 – Federal Register Recent Federal Regulation Documents

Pipeline Safety: Dangers of Abnormal Snow and Ice Build-Up on Gas Distribution Systems
Document Number: 08-999
Type: Notice
Date: 2008-03-10
Agency: Pipeline and Hazardous Materials Safety Administration, Department of Transportation
Recent events on natural gas distribution system facilities appear to be related to either the stress of snow and ice or malfunction of pressure control equipment due to ice blockage of pressure control equipment vents by ice. This advisory bulletin advises owners and operators of gas pipelines of the need to take steps to prevent damage to pipeline facilities from accumulated snow or ice.