{"operation":"document","citation":"Mich. Admin. Code R 460.20330","title":"Prevention of accidental ignition","source_type":"regulation","agency":"Michigan Public Service Commission","status":"current","official":true,"published_on":null,"effective_on":"2026-05-04","summary":"Rule 330. In addition to the requirements contained in 49 C.F.R.§192.751, which is adopted by reference in R 460.20606, before welding in or around a vault, pit, or other structure or area containing gas facilities, an operator shall make a thorough check to determine the possible presence of a comb","machine_formats":{"json":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20330.json","markdown":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20330.md"},"app_url":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20330","source_url":"https://ars.apps.lara.state.mi.us/AdminCode/DownloadAdminCodeFile?FileName=R%20460.20101%20to%20R%20460.20606.pdf","body":"Rule 330. In addition to the requirements contained in 49 C.F.R.§192.751, which is adopted by reference in R 460.20606, before welding in or around a vault, pit, or other structure or area containing gas facilities, an operator shall make a thorough check to determine the possible presence of a combustible gas mixture. Welding shall begin only when safe conditions are indicated.\n\nHistory: 1998-2000 AACS.","truncated":false,"body_characters":407}