Backflow Prevention Device Installation — Safe Work Method Statement
Safe work procedures for installing, testing, and maintaining backflow prevention devices including RPZ valves, dual check valves, and air gaps per AS/NZS 3500.1 and local water authority requirements.
5 work steps
6 hazards identified
6 control measures
5×5 risk matrix
Worker sign-off section
High-Risk Activity Categories
Pressurised Gas
Confined Space
Legislation Referenced
WHS Reg 2011, Reg 60 — manual tasks
PPE Requirements
Safety glasses (AS/NZS 1337.1)
Safety footwear (AS/NZS 2210.3)
Waterproof gloves (AS/NZS 2161.3)
Hi-vis clothing (AS/NZS 4602.1)
Australian Standards Referenced
AS/NZS 3500.1 — Plumbing and drainage — Water services
AS 2845.1 — Water supply — Backflow prevention devices — Materials, design and performance requirements
AS 2845.3 — Water supply — Backflow prevention devices — Field testing and maintenance
AS/NZS 4020 — Testing of products for use in contact with drinking water
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