CSA B64.10 : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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
Hardcopy , PDF
01-01-2001
English
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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