Water and Waste Services
The following information covers activity in this sector for last month, if any, and includes activities involving international participation, recent publications, and withdrawals or reconfirmations of publications.
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Plumbing and drainage, Part 3: Stormwater drainage
Product Designation: AS/NZS 3500.3:2025
Abstract: AS/NZS 3500.3:2025 specifies the requirements for materials, design, installation and testing of roof drainage systems, surface drainage systems and subsoil drainage systems to a point of connection
History: Originated as part of AS CS 3-1931. AS 3500.3.1:1998 and AS/NZS 3500.3.2:1998 jointly revised and redesignated as AS/NZS 3500.3:2003. Previous edition 2021. Fifth edition 2025.
Plumbing and drainage, Part 4: Heated water services
Product Designation: AS/NZS 3500.4:2025
Abstract: AS/NZS 3500.4:2025 specifies the requirements for the design, installation and commissioning of heated water services using drinking water or rainwater or a combination thereof. It includes aspects of the installation from the valves on the cold-water inlet to any cold-water storage tank or water heater and the downstream fixtures and fittings. It applies to new installations as well as alterations, additions and repairs to existing installations
History: Originated as part of AS CS 3-1931. AS 3500.3.1:1998 and AS/NZS 3500.3.2:1998 jointly amalgamated, revised, and redesignated as AS/NZS 3500.3:2003. Previous edition 2021. Fifth edition 2025.
Plumbing and drainage, Part 1: Water services
Product Designation: AS/NZS 3500.1:2025
Abstract: AS/NZS 3500.1:2025 specifies requirements for the design, installation and commissioning of cold-water services, non-drinking water services, and rainwater tanks and rainwater supply systems for drinking and non-drinking purposes. It applies to new installations as well as alterations, additions and repairs to existing installations
History: Originated as AS 3500.1-1990. Jointly revised and redesignated as AS/NZS 3500.1:2003. Previous edition 2021. Fifth edition 2025.
Plumbing and drainage, Part 2: Sanitary plumbing and drainage
Product Designation: AS/NZS 3500.2:2025
Abstract: This document specifies requirements for the design and installation of sanitary plumbing and drainage from fixtures to a sewer, common effluent system or an on-site wastewater management system. It applies to new installations as well as alterations, additions or repairs to existing installations. It does not apply to the pre-treatment of trade wastes.
History: Originated as AS 3500.2-1990. Jointly revised and redesignated as AS/NZS 3500.2.2:1996. Jointly revised and redesignated as AS/NZS 3500.2:2003. Previous edition 2021. Fifth edition 2025.
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