# HAR 6-77-23 Plastic pipe

- **operation:** document
- **citation:** HAR 6-77-23
- **title:** HAR 6-77-23 Plastic pipe
- **source type:** regulation
- **agency:** Hawaii Public Utilities Commission
- **status:** current
- **official:** true
- **published on:** 1994-04-15
- **effective on:** 1994-09-03
- **summary:** (1) It is manufactured in accordance with a listed specification; and (2) It is resistant to chemicals with which contact may be anticipated. (b) Used plastic pipe is qualified for use under this chapter if: (1) It was manufactured in accordance with a listed specification; (2) It is resistant to ch
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- **source url:** https://puc.hawaii.gov/wp-content/uploads/2026/04/HAR-6-77-Transp-of-Gas-03-31-2026.pdf
**body:**

(1) It is manufactured in accordance with a listed specification; and (2) It is resistant to chemicals with which contact may be anticipated. (b) Used plastic pipe is qualified for use under this chapter if: (1) It was manufactured in accordance with a listed specification; (2) It is resistant to chemicals with which contact may be anticipated; (3) It has been used only in natural gas service; (4) Its dimensions are still within the tolerances of the specification to which it was manufactured; and (5) It is free of visible defects. (c) For the purpose of subsections (a)(1) and (b)(1), where pipe of a diameter included in a listed specification is impractical to use, pipe of a diameter between the sizes included in a listed specification may be used if it: (1) Meets the strength and design criteria required of pipe included in that listed specification; and (2) Is manufactured from plastic compounds which meet the criteria for material required of pipe included in that listed specification. [Eff ] (Auth: HRS '269- 6) (Imp: 49 C.F.R. '192.59, October 1, 1990)
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