Waste Water Engineering
Rate of flow of sewage is generally assumed

Equal to the rate of water supply
Less than the rate of water supply
At 150 litres per capita
More than the rate of water supply

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Waste Water Engineering
In case of sewer lines

All listed here
Test for straightness is carried out with the help of a lamp and mirror
Obstruction test is carried out with the help of smooth ball of diameter 13 mm
Water test is carried out to check water tightness of the joints

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