Question

Which of the following is used to stop the water supplies when required?

(a) Air relief valve

(b) Sluice valve

(c) Pressure relief valve

(d) Altitude valve

This question was posed to me in unit test.

My enquiry is from Types of Valves in section Conveyance and Distribution of Water of Environmental Engineering

Answer 1

Correct option is (b) Sluice valve

The explanation is: Sluice valves are used to stop the water supplies when required. They are also helpful in dividing the water mains into suitable sections.