In a water distribution system, on OS&Y valve:

Fire Apparatus Driver/Operator - Pumper End Of Course Exam Test

Question Number 19

In a water distribution system, on OS&Y valve:

A. Is usually in a manhole or buried underground.

B. Can be operated with a socket and a reach rod

C. Has in indicator window that says OPEN or SHUT

D. Uses a threaded stem to control the valve

✔ Correct Answer:

D. Uses a threaded stem to control the valve

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Fire Apparatus Driver/Operator - Pumper End Of Course Exam Test

Question Number 19

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