{"operation":"document","citation":"PI-17-0014","title":"Plains All American GP LLC — Pipeline Safety Interpretation","source_type":"guidance","agency":"Pipeline and Hazardous Materials Safety Administration","status":"guidance","official":true,"published_on":"2025-09-12","effective_on":null,"summary":"PI-17-0014 response to Plains All American GP LLC concerning 195.452.","machine_formats":{"json":"https://regulus.evalyn.ai/document/phmsa-interpretation-pi-17-0014.json","markdown":"https://regulus.evalyn.ai/document/phmsa-interpretation-pi-17-0014.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-interpretation-pi-17-0014","source_url":"https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/2025-10/Plains-PI-17-0014-04-26-2018-Part195.452-Withdrawal-with-Signature1.pdf","body":"<<<PAGE 1>>>\n\nU.S. Department\nof Transportation\nPipeline and Hazardous\nMaterials Safety\nAdministration\nMr. Wm. Dean Gore, Jr.\nVice President, Environmental & Regulatory Compliance\nPlains All American GP LLC\n333 Clay Street, Suite 1600\nHouston, Texas 77210-4648\nRe: Withdrawal of Interpretation Letter PI-17-0014\nDear Mr. Gore:\nOn April 26, 2018, PHMSA responded to your request for an interpretation of the Federal\npipeline safety regulations in 49 Code of Federal Regulations (CFR) part 195 with respect to the\nscope of the 180-day evaluation and remediation requirement in § 195.452(h)(4)(iii)(H) -\nCorrosion of or along a longitudinal seam weld. This letter is to inform you that PHMSA has\nwithdrawn the response to your interpretation letter. PHMSA has issued a Frequently Asked\nQuestion (FAQ) on Corrosion along a Longitudinal Seam, FAQ 7.16, to further address the\nissue.\n1200 New Jersey Avenue, SE\nWashington, DC 20590\nIf we can be of further assistance, please contact Joseph Berry at 720-601-3577.\nSincerely,\nJohn A. Gale\nDirector, Office of Standards\nand Rulemaking\nThe Pipeline and Hazardous Materials Safety Administration, Office of Pipeline Safety provides written clarifications of the Regulations (49 CFR\nParts 190-199) in the form of interpretation letters. These letters reflect the agency’s current application of the regulations to the specific facts\npresented by the person requesting the clarification. Interpretations do not create legally-enforceable rights or obligations and are provided to\nhelp the public understand how to comply with the regulations.","truncated":false,"body_characters":1579}