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ASSE 1015 2011

$24.38

ASSE Standard #1015-2011 Performance Requirements for Double Check Backflow Prevention Assemblies and Double Check Fire Protection Backflow Prevention Assemblies

Published By Publication Date Number of Pages
ASSE 2011 36
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This standard applies to Double Check Backflow Prevention Assemblies (DC) and Double Check Fire Protection Backflow Prevention Assemblies (DCF). These assemblies consist of two (2) independently acting check valves, internally force loaded to a normally closed position, two (2) properly located, tightly closing shut-off valves, and properly located test cocks. They are designed and constructed to operate under intermittent or continuous pressure conditions. This standard also applies to Manifold Double Check Backflow Prevention Assemblies consisting of two (2) or more complete Double Check Backflow Prevention Assemblies in parallel.

PDF Catalog

PDF Pages PDF Title
11 Section I
1.0 General
1.1 Application
1.2 Scope
12 Table 1
13 1.3 Limitations on Design
14 1.4 Reference Standards
16 Section II
2.0 Test Specimens
2.1 Samples Submitted for Test
2.2 Samples Tested
2.3 Drawings
2.4 Rejection
2.5 Manifold Assembly
17 Section III
3.0 Performance Requirements and Compliance Testing
3.1 Independence of Components
3.2 Hydrostatic Test of Complete Assembly
18 Figure 1
Figure 1A
3.3 Seat Leakage Test for Shut-off Valves
19 3.4 Hydrostatic Backpressure Test of Checks
3.5 Allowable Pressure Loss at Rated Flow
21 3.6 Drip Tightness of First Check
3.7 Drip Tightness of Second Check
22 3.8 Deterioration at Manufacturer’s Extremes of Temperature and Pressure Ranges
23 Table 2
24 3.9 Cycle Test
25 3.10 Body Strength Test for Type DCF Assemblies Only
3.11 Seat Adhesion Test for Type DCF Assemblies Only
3.12 High Velocity Test for Type DCF Assemblies
26 3.13 Field Evaluation Test for DC and DCF Devices When Required by the Authority
Having Jurisdiction
28 Section IV
4.0 Detailed Requirements
4.1 Materials
29 4.2 Grooved Connections
4.3 Marking Instructions
4.4 Installation and Maintenance Instructions
30 Section V
5.0 Definitions
31 Appendix A – Installation Guidelines
A1.0 Recommended Installation Guidelines
A1.1 General
A1.2 Orientation
A1.3 Side Clearances
ASSE 1015 2011
$24.38