The main disadvantage of cement concrete sewers is
A. Less strength
B. Difficulty in construction
C. Difficulty in transportation due to heavy weight
D. Less life
Answer: Option C
This Question Belongs to Civil Engineering >> Environmental Engineering
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The distribution mains are designed for
A. Maximum daily demand
B. Maximum hourly demand
C. Average daily demand
D. Maximum hourly demand on maximum day
Sewage treatment units are designed for
A. Maximum flow only
B. Minimum flow only
C. Average flow only
D. Maximum and minimum flow
A. 4.5 to 6.0
B. 6.5 to 8.0
C. 8.5 to 10.0
D. 10.5 to 12.0
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