Nondestructive testing

Current as of 2026-05-04 Government source

Michigan Public Service CommissionOfficial agency material

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(1)Rule 306. (1) In addition to the nondestructive testing required under 49 C.F.R. §192.243(d), which is adopted by reference in R 460.20606, an operator shall also ensure that 100% of each day's field butt welds are nondestructively tested over their entire circumferences in the following locations:#

(a)Regulating stations.#

(b)Measuring stations.#

(c)Compressor stations.#

(2)If it is not practical to test 100% of each day's field butt welds as required by subrule (1) of this rule, then an operator shall nondestructively test at least 90% of each day's field butt welds selected at random at the locations specified in subrule (1) of this rule.#

History: 1998-2000 AACS; 2010 AACS; 2019 AACS.#