According to the ASSE International Plumbing Dictionary, working pressure is the maximum pressure in a water piping system allowable under normal working conditions. Likewise, test pressure is the pressure applied to equipment to test its ability to operate safely at its rated working pressure.
In each issue of Working Pressure magazine, we will present you with Test Pressure – 10 test questions based on ASSE standards to test your ability to operate under normal working conditions.
This issue, we test you on backflow prevention.
BACKFLOW PREVENTION QUIZ
Questions based on the ASSE/IAPMO/ANSI Series 5000, Cross-Connection Control Professional Qualifications Standard.
Any irrigation system directly connected to the potable water system should be considered a/an:
When testing a double detector check valve assembly using the ASSE Test Procedures, a minimum value of 1 psid is required on:
The air gap separation on a two-inch water supply to an open tank with two intersecting walls located near the piped supply must be a minimum of:
Deck mounted ________ vacuum breakers are installed a minimum of ________ above all downstream piping.
When used in irrigation systems, reclaimed, rain, and gray water piping shall be identified by use of the color:
The most common use of an ASSE 1024 dual check valve is for:
The minimum cross-section of an area at the point of water supply discharge is referred to as the:
When a piping discharge is near a single wall, the air-gap separation must be increased an additional ________ pipe diameter(s).
The ASSE 1060 standard for outdoor enclosures for fluid conveying components requires that class-one enclosures be tested for 24 hours in the laboratory at a temperature of ________ °F.
Shut off valves on irrigation system backflow assemblies must be:
Backflow Prevention Quiz - Sept 2022
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