{"operation":"document","citation":"HAR 6-77-80","title":"HAR 6-77-80 Inspection and test of welds","source_type":"regulation","agency":"Hawaii Public Utilities Commission","status":"current","official":true,"published_on":"1994-04-15","effective_on":"1994-09-03","summary":"conducted to insure that: (1) The welding is performed in accordance with the welding procedure; and (2) The weld is acceptable under subsection (c); (b) The welds on a pipeline to be operated at a pressure that produces a hoop stress of twenty percent or more of SMYS must be nondestructively tested","machine_formats":{"json":"https://regulus.evalyn.ai/document/hi-har-har-6-77-80.json","markdown":"https://regulus.evalyn.ai/document/hi-har-har-6-77-80.md"},"app_url":"https://regulus.evalyn.ai/document/hi-har-har-6-77-80","source_url":"https://puc.hawaii.gov/wp-content/uploads/2026/04/HAR-6-77-Transp-of-Gas-03-31-2026.pdf","body":"conducted to insure that: (1) The welding is performed in accordance with the welding procedure; and (2) The weld is acceptable under subsection (c); (b) The welds on a pipeline to be operated at a pressure that produces a hoop stress of twenty percent or more of SMYS must be nondestructively tested in accordance with section 6-77-81, except that welds that are visually inspected and approved by a qualified welding inspector need not be nondestructively tested if: (1) The pipe has a nominal diameter of less than six inches; or (2) The pipeline is to be operated at a pressure that produces a hoop stress of less than forty percent of SMYS and the welds are so limited in number that nondestructive testing is impractical. (c) The acceptability of a weld that is nondestructively tested or visually inspected is determined according to the standards in section 6 of API Standard 1104. [Eff ] (Auth: HRS '269-6) (Imp: 49 C.F.R. '192.241, October 1, 1990)","truncated":false,"body_characters":958}