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Exams
GATE CE
Environmental Engineering
Water and Waste Water Quality and Treatment
medium
6 marks
Water and Waste Water Quality and Treatment
14 Topics
25h prep
65% subject weight
14 Topics
1
Basics of water quality standards
1m
2/10
2
Physical
1m
2/10
3
chemical and biological parameters
1m
3/10
4
Water quality index
1m
3/10
📌 Key Formula
Weighted aggregation
5
Unit processes and operations
1m
3/10
6
Water requirement
1m
2/10
📌 Key Formula
Per capita demand
7
Water distribution system
1m
3/10
📌 Key Formula
Hardy Cross for networks
8
Drinking water treatment
1m
3/10
9
Sewerage system design
1m
3/10
📌 Key Formula
Manning for sewers
10
Quantity of domestic wastewater
1m
2/10
📌 Key Formula
80% of water supply
11
Primary and secondary treatment
1m
3/10
📌 Key Formula
BOD removal efficiency
12
Effluent discharge standards
1m
2/10
13
Sludge disposal
1m
3/10
14
Reuse of treated sewage for different applications
1m
2/10