Section 6-77-75 - Qualification of welders(a) Except as provided in subsection (b), each welder must be qualified in accordance with section 3 of API Standard 1104 or section IX of the ASME Boiler and Pressure Vessel Code. However, a welder qualified under an earlier edition than listed in Appendix A may weld but may not requalify under that earlier edition.(b) A welder may qualify to perform welding on pipe to be operated at a pressure that produces a hoop stress of less than twenty percent of SMYS by performing an acceptable test weld, for the process to be used, under the test set forth in section I of Appendix C. A welder who makes welded service line connections to mains must also perform an acceptable test weld under section II of Appendix C as a part of a qualifying test. After initial qualification, a welder may not perform welding unless: (1) Within the preceding fifteen calendar months, the welder has requalified, except that the welder must requalify at least once each calendar year; or(2) Within the preceding 7-1/2 calendar months, but at least twice each calendar year, the welder has had: (A) A production weld cut out, tested and found acceptable in accordance with the qualifying test; or(B) For welders who work only on service lines two inches or smaller in diameter, two sample welds tested and found acceptable in accordance with the test in section III of Appendix C.[Eff ] (Auth: HRS § 269-6) (Imp: 49 C.F.R. §192.227, OCT 1, 1990)