# Permanent field repair of leaks

- **operation:** document
- **citation:** Mich. Admin. Code R 460.20429
- **title:** Permanent field repair of leaks
- **source type:** regulation
- **agency:** Michigan Public Service Commission
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** 2026-05-04
- **summary:** Rule 429. In addition to the requirements set forth in 49 C.F.R.§192.717, which is adopted by reference in R 460.20606, an operator of pipeline facilities used in the transportation of sour gas shall perform a permanent field repair of a leak by cutting out a cylindrical piece of pipe and replacing 
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- **markdown:** https://regulus.evalyn.ai/document/mi-admin-code-r-460-20429.md
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- **source url:** https://ars.apps.lara.state.mi.us/AdminCode/DownloadAdminCodeFile?FileName=R%20460.20101%20to%20R%20460.20606.pdf
**body:**

Rule 429. In addition to the requirements set forth in 49 C.F.R.§192.717, which is adopted by reference in R 460.20606, an operator of pipeline facilities used in the transportation of sour gas shall perform a permanent field repair of a leak by cutting out a cylindrical piece of pipe and replacing it with pipe of similar or greater design strength which meets the design criteria for facilities used in the transportation of sour gas.

History: 2003 AACS.
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