{"operation":"document","citation":"49 CFR 192.489","title":"Remedial measures: Cast iron and ductile iron pipelines.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) General graphitization. Each segment of cast iron or ductile iron pipe on which general graphitization is found to a degree where a fracture or any leakage might result, must be replaced.\n\n(b) Localized graphitization. Each segment of cast iron or ductile iron pipe on which localized graphitizat","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-192-489.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-192-489.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-192-489","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-192.489","body":"(a) General graphitization. Each segment of cast iron or ductile iron pipe on which general graphitization is found to a degree where a fracture or any leakage might result, must be replaced.\n\n(b) Localized graphitization. Each segment of cast iron or ductile iron pipe on which localized graphitization is found to a degree where any leakage might result, must be replaced or repaired, or sealed by internal sealing methods adequate to prevent or arrest any leakage.","truncated":false,"body_characters":467}