engineering recuitment KPSC Assistant Engineer Civil Mock Test 2020 Environmental Engineering Sewage Sewage Treatment
An oxidation pond for a town of 8000 population are provided to operate in series. The data for oxidation pond are as follows
→ Total area = 75000 m2
→ Depth available for storage = 0.8 m
→ Daily inflow of sewage = 750 m3/day
→ Evaporation and seepage loss of 2.0 mm of water per day
The number of days of winter storage available is ____.1
80 days
2
76 days
3
99 days
4
112 days