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AS/NZS ISO 21225.2:2023 Plastics piping systems for the trenchless replacement of underground pipeline networks Replacement off the line by horizontal directional drilling and impact moling
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AS/NZS ISO 21225.2:2023 identically adopts ISO 21225 2:2018, which specifies requirements and test methods for pipes and fittings which are part of plastics piping systems for the trenchless replacement of various underground pipeline networks, underground non-pressure and pressure drainage and sewerage networks and underground water and gas supply networks, by means of horizontal directional drilling and impact moling.