{"operation":"document","citation":"Mich. Admin. Code R 460.20329","title":"Valve maintenance; distribution systems","source_type":"regulation","agency":"Michigan Public Service Commission","status":"current","official":true,"published_on":null,"effective_on":"2026-05-04","summary":"Rule 329. In addition to the requirements contained in 49 CFR 192.747, which is adopted by reference in R 460.20606, an operator shall partially operate a valve that may be necessary for the safe operation of a distribution system, other than plastic valves, at intervals of not more than 15 months, ","machine_formats":{"json":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20329.json","markdown":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20329.md"},"app_url":"https://regulus.evalyn.ai/document/mi-admin-code-r-460-20329","source_url":"https://ars.apps.lara.state.mi.us/AdminCode/DownloadAdminCodeFile?FileName=R%20460.20101%20to%20R%20460.20606.pdf","body":"Rule 329. In addition to the requirements contained in 49 CFR 192.747, which is adopted by reference in R 460.20606, an operator shall partially operate a valve that may be necessary for the safe operation of a distribution system, other than plastic valves, at intervals of not more than 15 months, but at least each calendar year.\n\nHistory: 1998-2000 AACS; 2022 AACS.","truncated":false,"body_characters":369}