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AS/NZS 2845.3:2020


Water supply — Backflow prevention devices, Part 3: Field testing and maintenance of testable devices

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The objective of this Standard is to outline minimum requirements for the testing and maintenance of testable backflow prevention devices in the field.
Published: 14/02/2020
Pages: 43
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope
1.2 Application
1.3 Normative references
1.4 Terms and definitions
2 Field testing and maintenance
2.1 Field testing
2.2 Test report
2.2.1 General
2.2.2 Copies of test reports
2.3 Acceptance criteria
2.4 Field maintenance
2.5 Workplace Health and Safety (WHS) requirements
Appendix A
A.1 Scope
A.2 Principle
A.3 Apparatus
A.4 Procedure
A.4.1 Registered air gaps
A.4.2 Registered break tanks
A.5 Test report
Appendix B
Appendix C
C.1 Scope
C.2 Apparatus
C.3 Procedure
C.4 Test report
Appendix D
D.1 Scope
D.2 Apparatus
D.3 Procedure
D.4 Test report
Appendix E
E.1 Scope
E.2 Apparatus
E.3 Procedure
E.4 Test report
Appendix F
F.1 Scope
F.2 Apparatus
F.3 Procedure
F.4 Test report
Appendix G
G.1 Scope
G.2 Apparatus
G.3 Procedure
G.3.1 General
G.3.2 Main valve
G.3.3 Bypass valve
G.4 Test report
Appendix H
H.1 Scope
H.2 Apparatus
H.3 Procedure
H.3.1 General
H.3.2 Main valve
H.3.3 Bypass valve
H.4 Test report
Appendix I
I.1 Scope
I.2 Apparatus
I.3 Procedure
I.4 Test report
Appendix J
J.1 Scope
J.2 Apparatus
J.3 Procedure
J.4 Test report
Appendix K
K.1 Scope
K.2 Apparatus
K.3 Procedure
K.4 Test report
Appendix L
Appendix M
Cited references in this standard
General requirements for the competence of testing and calibration laboratories
Water supply — Backflow prevention devices, Part 1: Materials, design and performance requirements
[Pending Revision]
Water supply — Backflow preventions devices, Part 2: Registered air gaps and registered break tanks
Plumbing and drainage, Part 0: Glossary of terms
Plumbing and drainage, Part 1: Water services
Content history
DR AS/NZS 2845.3:2018