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CSA B64.10 : 0

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

MANUAL FOR THE SELECTION AND INSTALLATION OF BACKFLOW PREVENTION DEVICES

Available format(s)

Hardcopy , PDF

Superseded date

01-01-2001

Language(s)

English

$88.40
Including GST where applicable

Technical Committee on Backflow Preventors and Water
Pressure Reducing Valves
Preface
Foreword
1 Scope
2 Reference Publications, Definitions, Abbreviations
    and Symbols
    2.1 Reference Publications
    2.2 Definitions
    2.3 Abbreviations
    2.4 Symbols
3 Backflow Prevention Methods and Devices
    3.1 Air Gap
    3.2 Barometric Loop
    3.3 Mechanical Protection Devices
          3.3.1 Available Types
          3.3.2 Vacuum Breaker Backflow Preventers -
                  General
          3.3.3 Vacuum Breaker, Atmospheric Type (AVB)
          3.3.4 Vacuum Breaker, Pressure Type (PVB)
          3.3.5 Vacuum Breaker, Hose Connection Type (HCVB)
          3.3.6 Backflow Preventer, Dual Check Valve Type
                  with Atmospheric Port (DCAP)
          3.3.7 Backflow Preventer, Reduced Pressure
                  Principle Type (RP)
          3.3.8 Backflow Preventer, Double Check Valve
                  Type (DCVA)
          3.3.9 Backflow Preventer, Dual Check Valve
                  Type (DuC)
          3.3.10 Vacuum Breaker, Laboratory Faucet Type (LFVB)
          3.3.11 Backflow Preventer, Dual Check Valve Type
                  with Intermediate Vent (DuCV)
4 Selection of Backflow Prevention Devices
    4.1 Selection of Backflow Prevention Devices
    4.2 Categories of Hazards
    4.3 Principal Ways of Providing Protection
          4.3.1 General
          4.3.2 Individual Protection
          4.3.3 Zone or Area Protection
          4.3.4 Premises Isolation
    4.4 Selection Guide
5 Installation of Backflow Prevention Devices
    5.1 General Requirements
    5.2 Sizing
    5.3 Temperature and Pressure Limitations
    5.4 Shutoff (Isolating) Valves and Test Cocks
    5.5 Strainers
    5.6 Location
    5.7 Parallel Service
    5.8 Spillage
    5.9 Thermal Expansion
    5.10 Installation Orientation
    5.11 Protection from Freezing
6 Maintenance and Field Testing
    6.1 General
          6.1.1 Devices to be Field Tested
          6.1.2 Frequency of Field Testing
          6.1.3 Certified Backflow Prevention Device Tester
          6.1.4 School Accreditation
          6.1.5 Tester Licensing/Registration
    6.2 Maintenance
          6.2.1 General
          6.2.2 RP Assemblies
    6.3 Field Testing - General
    6.4 Field Testing of Pressure Type Vacuum Breakers
          6.4.1 Field Testing of Pressure Type Vacuum
                  Breakers Using the Visual Test Method
          6.4.2 Field Testing of Pressure Type Vacuum
                  Breakers for Sizes NPS-3/4 to 2 using
                  the Sight Tube Method
    6.5 Field Testing of Reduced Pressure Principle
          Backflow Preventers Using a Differential
          Pressure Gauge
          6.5.1 Equipment Required
          6.5.2 Test No. 1 (RP)
          6.5.3 Test No. 2 (RP)
          6.5.4 Test No. 3 (RP)
          6.5.5 Test no. 4 (RP)
          6.5.6 Test No. 5 (RP)
          6.5.7 Test No. 6 (RP)
          6.5.8 Putting the Valve Back into Service
    6.6 Field Testing of Double Check Valve Assembly
          Backflow Preventers Using a Duplex Gauge
          6.6.1 Equipment Required
          6.6.2 Test No. 1 (DCVA)
          6.6.3 Test No. 2 (DCVA)
          6.6.4 Putting the Valve Back into Service
    6.7 Field Testing of Double Check Valve Assembly
          Backflow Preventers Using the Sight Tube Method
          6.7.1 Equipment Required
          6.7.2 Test No. 1A (DCVA)
          6.7.3 Test No. 1B (DCVA)
          6.7.4 Test No. 2A (DCVA)
          6.7.5 Test no. 2B (DCVA)
          6.7.6 Test no. 3 (DCVA)
          6.7.7 Test no. 4A (DCVA)
          6.7.8 Test no. 4B (DCVA)
          6.7.9 Putting the Valve Back into Service
Appendices
A How Backflow May Occur
B Guide to the Assessment of Hazard and Selection of
    Backflow Preventers for Individual, Area or Premises
    Isolation
C Water-Hauling Equipment and Backflow Devices
D Conversion Tables

Refers to backflow prevention devices, covers selection, installation, maintenance and field testing. Appendix A gives an outline of how backflow due to back pressure and back siphonage can occur.

DocumentType
Standard
Pages
101
PublisherName
Canadian Standards Association
Status
Superseded
Supersedes

CSA C22.2 No. 1335.1 : 1993(R2008) PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
CSA C22.2 No. 1335.1 : 1993 : R2004 PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
CSA B64.0 : 2011 DEFINITIONS, GENERAL REQUIREMENTS, AND TEST METHODS FOR VACUUM BREAKERS AND BACKFLOW PREVENTERS
ICC IPC CODE & COMMENTARY : 2015 IPC® Code and Commentary
ICC 2012 INTERNATIONAL PLUMBING CODE : 2012 INTERNATIONAL PLUMBING CODE (INCLUDES IPSDC)
CSA C22.2 No. 1335.1 : 1993(R2013) PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
CAN/CSA-B126 SERIES-13 (R2018) Water cisterns
ICC IPC International Plumbing Code : 2021 International Plumbing Code

CSA B125 : 2001 PLUMBING FITTINGS
CGSB 2.43 : 1993 SCALE-REMOVING COMPOUND FOR LIME DEPOSITS
ASSE 1060 : 2017 OUTDOOR ENCLOSURES FOR FLUID CONVEYING COMPONENTS

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