{"operation":"document","citation":"49 CFR 193.2215","title":"Thermal barriers.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":null,"effective_on":"1999-10-01","summary":"Thermal barriers must be provided between piping and an outer shell when necessary to prevent the outer shell from being exposed during normal operation to temperatures lower than its design temperature.","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-193-2215.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-193-2215.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-193-2215","source_url":"https://www.govinfo.gov/app/details/CFR-1999-title49-vol3/CFR-1999-title49-vol3-sec193-2215","body":"Thermal barriers must be provided between piping and an outer shell when necessary to prevent the outer shell from being exposed during normal operation to temperatures lower than its design temperature.","truncated":false,"body_characters":203}