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Water Supply Engineering

Water Supply Engineering
Mathamoglobinemia or blue baby disease is caused due to

Nitrites
Nitrates
Sulphides
Chlorides

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Water Supply Engineering
Disinfection of drinking water, is done to remove

colour
odour
turbidity
bacterias

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Water Supply Engineering
For determining the velocity of flow of underground water, the most commonly used non-empirical formula is

Darcy’s formula
Hazen’s formula
Lacy’s formula
Slichter’s formula

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Water Supply Engineering
Sunlight

increases dissolved oxygen content
reduces turbidity
impedes growth of algae
helps growth of bacterias

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Water Supply Engineering
Surcharge storage zone of a reservoir, is

Also known as valley storage
Between dead storage and useful storage
Below dead storage
Above useful storage

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Water Supply Engineering
Asbestos pipes are

All listed here
very much smooth and hydraulically efficient
highly resistant to corrosion
light in weight and easy to transport

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