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Chapter 4 Water Distribution Systems Questions and Answers 100% Solved
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Chapter 4 Water Distribution Systems
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Chapter 4 Water Distribution SystemsIn a water distribution system, the corporation cock is located - answer at the water
main
compression repair clamps should never be used - answer underground
a water and gas safety valve is designed to - answer shut off water and gas in the event
of a leak
a globe valve would best be described as a(n) – answer throttling valve
A ____ valve should be used when water is run to a Simcock or other appliance that
may be subject to freezing. - answer stop and waste
using a sensitive microphone to find a leak is called - answer acoustic leak detection
flare joints are especially adapted for use when the piping is - answer subjected to
periodic disassembly
brazed joints are commonly used with - answer underground piping
water piping should be labeled at ____ intervals. - answer20'
Graywater may only be used for a (n) ____ system. - answer irrigation
fire retardant gels are used for - answerproviding heat barriers
auto shutoff connectors protect against - answerflooding by leaks or breaks
the main advantage of a butterfly valve is - answerit's thin body
A(n) ____ is used to protect against damage due to the sudden opening and closing of
a valve or fixture. - answerwater hammer arrester
a pressure-reducing valve - answerconverts high or fluctuating pressure to low
consistent pressure
hot water is circulated because it - answerprovides instant hot water at the point of use
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