{"operation":"document","citation":"PHMSA Hazmat Incident X-2021010475","title":"PHMSA Hazmat Incident X-2021010475 — CARBON DIOXIDE, REFRIGERATED LIQUID — MONTPELIER, OH","source_type":"incident","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":null,"effective_on":"2020-12-29","summary":"Serious reporter-submitted hazardous materials transportation incident on 2020-12-29 in MONTPELIER, OH.","machine_formats":{"json":"https://regulus.evalyn.ai/document/phmsa-hazmat-incident-x-2021010475.json","markdown":"https://regulus.evalyn.ai/document/phmsa-hazmat-incident-x-2021010475.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-hazmat-incident-x-2021010475","source_url":"https://portal.phmsa.dot.gov/PDFGenerator/getPublicReport/OHMIR_5800-1-PUBLIC?INCIDENTID=w7BmDrDVBu1V0HX86CBLnw%3D%3D","body":"PHMSA hazardous materials incident report X-2021010475.\nIncident date: 2020-12-29.\nLocation: MONTPELIER, OH.\nMode: Rail.\nCarrier/reporter: NORFOLK SOUTHERN CORPORATION.\nShipper: Airgas USA LLC.\nMaterials: UN2187; CARBON DIOXIDE, REFRIGERATED LIQUID; hazard class 2.2; 59000 LGA released.\nWhat failed: Frangible Disc.\nHow failed: Burst or Ruptured.\nReported failure causes: Over-pressurized.\nReported result: Vapor(Gas) Dispersion.\nReporter-submitted DOT Form 5800.1 data may be incomplete, corrected, supplemented, or misreported. A record, serious-incident classification, failure description, or relationship to a reporting rule is not a PHMSA causal finding, compliance determination, or finding of a violation.","truncated":false,"body_characters":714}