{"operation":"document","citation":"Mich. Admin. Code R 460.20322","title":"Maximum allowable operating pressure of pipeline containing cast-iron pipe","source_type":"regulation","agency":"Michigan Public Service Commission","status":"current","official":true,"published_on":null,"effective_on":"2026-05-04","summary":"Rule 322. The requirement contained in 49 CFR 192.621(a)(3), which is adopted by reference in R 460.20606, is superseded by the requirement that a person shall not operate any segment of a pipeline containing cast-iron pipe that has unreinforced bell and spigot joints at a pressure of more than 10 p","machine_formats":{"json":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20322.json","markdown":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20322.md"},"app_url":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20322","source_url":"https://ars.apps.lara.state.mi.us/AdminCode/DownloadAdminCodeFile?FileName=R%20460.20101%20to%20R%20460.20606.pdf","body":"Rule 322. The requirement contained in 49 CFR 192.621(a)(3), which is adopted by reference in R 460.20606, is superseded by the requirement that a person shall not operate any segment of a pipeline containing cast-iron pipe that has unreinforced bell and spigot joints at a pressure of more than 10 psig.\n\nHistory: 1998-2000 AACS; 2022 AACS.","truncated":false,"body_characters":341}