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Which sewer appurtenance discharges the excess sewage flow to relief sewer?

(a) Flushing tank

(b) Drop manhole

(c) Lamp hole

(d) Storm regulators

I got this question in quiz.

This intriguing question comes from Inverted Siphon, Storm Regulator and Sewage Pumping in chapter Construction of Sewers, Sewer Appurtenances and Sewage Pumping of Environmental Engineering

1 Answer

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Best answer
Right answer is (d) Storm regulators

Explanation: Storm regulators prevents the overloading of sewage treatment plants by discharging the excess sewage flow into relief sewer.

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