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Generally Hydraulic Consultants use AS 3500.1 as a guide to the provision of backflow devices on water supplies. However the standard doesn’t cover.

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Presentation on theme: "Generally Hydraulic Consultants use AS 3500.1 as a guide to the provision of backflow devices on water supplies. However the standard doesn’t cover."— Presentation transcript:

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3 Generally Hydraulic Consultants use AS as a guide to the provision of backflow devices on water supplies. However the standard doesn’t cover all situations.

4 Risk * Identifying Areas of Risk Outside AS Requirements Requirements * Responding to Requirements of Local Authorities (in some cases, a conflict between Consultants and Plumbing Inspectors’ interpretation of code) Conflicts * Resolving Conflicts between Standards and Codes

5 * In some cases, Consultants are caught when Standards are Revised and the Implications of those Revisions are not Foreseen.

6 AS – 2001 Shower Head to Be Adjustable from mm Above Floor

7 Requires 1500mm Hose Creates Cross Connection between Water Closet, Wall Outlet & Hose Length Clearly A High Hazard! AS – 2009

8 Increase Width of Room Ensure Shower Hose Does Not Reach Water Closet Clearly an Ideal Safety Standard! AS – 2009 Challenges

9 Install RP2D’s * Councils: Directive from Plumbing Inspectors to Install RP2D’s on Hot & Cold Water to Shower protect Water Supplies but not Shower Users * Unfortunately, these devises protect Water Supplies but not Shower Users!!

10 * Identify Areas of Risk * Work with Architects during Schematic Design Phase * Instigate discussions with Authorities when Necessary * Keep Client Informed To Ensure Planning Eliminates these Issues As Consultants,

11 The Consultant is Responsible for: Identifying Risk & Either Proposing to: Eliminate the Risk OR Incorporate Appropriate Backflow Protection (Containment, Zone or Individual Devices) Consultant’s Responsibilities

12 * Produce Cost Effective Designs * Provide Efficient Systems * Provide Safe Drinking Water Supplies * Minimize Ongoing Maintenance Expenditures Client Expectations (In Regard to Water Supplies)

13 Thank You!

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