The sewers___________________?

Waste Water Engineering 05/08/2021

A. Must be of adequate size to avoid over flow
B. Must flow under gravity ½ to ¾ full
C. Must be laid at least 2 to 3 m deep to collect /water from the basements
D. All the above

Related Mcqs:

    Cement concrete sewers are only suitable if non-scouring velocity is between_________________?
    A. 2.5 to 3.0 m/sec B. 3.0 to 4.0 m/sec C. 3.5 to 4.5 m/sec D. 4.5 to 5.5 m/sec...
    Ventilating shafts are provided to a sewer line at every__________________?
    A. 100 m B. 150 m C. 200 m D. 300 m...
    In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is_________________?
    A. 2.25 B. 2.50 C. 2.55 D. 2.65...
    The ratio of minimum hourly flow to the average flow of sewage is_________________?
    A. 1/4 B. 1/3 C. 1/2 D. 3/4...
    The following is the physical characteristic of sewage___________________?
    A. Turbidity B. Colour C. Odour D. All the above...

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