Pipeline Safety: Valve Installation and Minimum Rupture Detection Standards

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Transportation Pipeline and Hazardous Materials Safety Administration 49 CFR Parts 192 and 195 [Docket No. PHMSA-2013-0255] RIN 2137-AF06 AGENCY: Pipeline and Hazardous Materials Safety Administration (PHMSA), DOT. ACTION: Notice of proposed rulemaking. SUMMARY: PHMSA is proposing to revise the Pipeline Safety Regulations applicable to newly constructed and entirely replaced onshore natural gas transmission and hazardous liquid pipelines to mitigate ruptures. Additionally, PHMSA is revising the regulations regarding rupture detection to shorten pipeline segment isolation times. These proposals address congressional mandates, incorporate recommendations from the National Transportation Safety Board, and are necessary to reduce the consequences of large-volume, uncontrolled releases of natural gas and hazardous liquid pipeline ruptures. DATES: Persons interested in submitting written comments on this NPRM must do so by April 6, 2020. ADDRESSES: You may submit comments identified by the docket number PHMSA-2013-0255 by any of the following methods: Comments should reference Docket No. PHMSA-2013-0255 and may be submitted in the following ways: Federal eRulemaking Portal: http://www.regulations.gov . This site allows the public to enter comments on any Federal Register notice issued by any agency. Follow the online instructions for submitting comments. Fax: 1-202-493-2251. Mail: U.S. DOT Docket Operations Facility (M-30), West Building, 1200 New Jersey Avenue SE, Wa…