Section 460.20306. Nondestructive testing.

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(1) In addition to the requirements in 49 C.F.R. §192.243, which is adopted by reference in R 460.20606, if nondestructive testing is required under 49

C.F.R.   §192.243, then an operator shall 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 a random sample of not less than 90% of each day's field butt welds made at the locations specified in subrule (1) of this rule.

History: 1998-2000 AACS; 2010 AACS.

                    
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