Which of the following is called as a ventilated discharge pipe?
(a) Branch sewer pipe
(b) Soil vent pipe
(c) Outfall sewer pipe
(d) Main sewer pipe
I have been asked this question in an online quiz.
I would like to ask this question from Joints and Shapes of Sewers and Cleaning, Maintenance and Ventilation of Sewer in chapter Construction of Sewers, Sewer Appurtenances and Sewage Pumping of Environmental Engineering