Mich. Admin. Code R. 460.20429 - Permanent field repair of leaks
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.
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