Question

The diameter of a sludge soak pit varies from __________

(a) 0.5-1 m

(b) 1-1.5 m

(c) 2-3 m

(d) 5-6 m

This question was posed to me during an online exam.

I want to ask this question from Systems of Plumbing in section Plumbing for Buildings of Construction & Building Materials

Answer 1

Right answer is (c) 2-3 m

Best explanation: The sewage effluent from the house drain is directly discharged in a sludge soak pit. This type of pit is common in regions where the subsoil is highly pervious. Its diameter varies from 2-3 m.