In case of sewer lines

Related MCQs

• If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains
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• For efficient working of a sewer, it must be ensured that
• The sewer pipes
• To prevent settling down of sewage both at the bottom and on the sides of a large sewer, selfcleaning velocity recommended for Indian conditions, is
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