The sewer pipe which carries sewage from a building for immediate disposal is
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Civil Engineering · all questionsWaste Water Engineering
Waste Water Engineering
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For a continuous flow type of sedimentation tanks
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The use of coarse screens for the disposal of sewage, may be dispensed with by
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In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time?
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For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed
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For sewer mains of 0.5 to 1 m diameter, the ratio of maximum daily sewage flow to the average daily sewage flow is assumed
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Pick up the correct statement from the following:
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Pick up the correct statement from the following:
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The disintegrating pump in which solid matter is broken up before passing out, is
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Hume steel pipes are
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The ratio of maximum sewage flow to average sewage flow for trunk mains having diameters more than 1.25 m, is
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Lead caulked joints are used for laying
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Large diameter sewers subjected to external pressure alone, are reinforced
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The presence of free ammonia in sewage, is detected by
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The rational formula for peak drainage discharge, was evolved by
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In sewers designed with self cleansing velocity,
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The sewer that unloads the sewage at the point of treatment is called
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In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is
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Sewer pipes are designed for maximum discharge with 25% to 33% vacant cross-sectional area for
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Q100
Open questionA cylindrical ejector having its height 2 m fills after every 10 minutes with a peak sewage discharge of 0.0157 cumec. The diameter of the ejector chamber, is
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