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This report examines the safety record of the natural gas distribution system over the period 1985 – 2003, with special emphasis on the incidents reported to the U.S. Department of Transportation's Office of Pipeline Safety (OPS) for the years 1999 through 2003. OPS contracted with Allegro...
Four multi-stakeholder work/study groups were established to collect and analyze available information and to reach findings and conclusions to inform future work by the PHMSA relative to implementing integrity management principles for gas distribution pipelines. The groups have concluded that...
The FY 2005 Conference Committee on Appropriations asked1 the Department of Transportation's (DOT) Pipeline and Hazardous Materials Safety Administration (PHMSA) Office of Pipeline Safety (OPS) to submit a report detailing the extent to which integrity management plan elements may be applied to...
PHMSA and NAPSR Joint Petition to the Gas Piping Technology Committee (GPTC) (2006)
This report presents the results of our review of the Research and Special Programs Administration (RSPA) Office of Pipeline Safety's (OPS) progress in implementing the recommendations in the Office of Inspector General's March 2000 report, which were later mandated in the Pipeline Safety...
The History of DIMP provides background on why, how and when the DIMP regulation was developed and promulgated.
The Integrity Management Program for Gas Distribution Pipelines Final Rule included a revision to 49 CFR Part 192.383 Excess Flow Valve Installation which mandated the installation of excess flow valves (EFV) in certain new and replaced residential service lines.
This site is administered by the Pipeline and Hazardous Materials Safety Administration (PHMSA). PHMSA published the final rule establishing integrity management (IM) requirements for gas distribution pipeline systems on December 4, 2009 (74 FR 63906). The effective date of the rule was February...
This regulation establishes requirements for the reporting of natural gas pipeline leaks and test failures by operators of transmission and distribution systems and by operators of gathering systems located in populated areas. This regulation supersedes all accident reporting requirements...
The Department of Transportation, Office of Pipeline Safety, is considering adopting regulations to implement the requirements for inspection and maintenance plans, as prescribed by section 11 of the Natural Gas Pipeline Safety Act of 1968.