Ravi saw a man falling into manhole .He shouted for help and got the man out of it safely.
a) Where are manhole provided and at what distance.
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5
Answer:
man hole in sense a hole which is heaving in the distance of a man
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16
Answer:Manholes are provided at junction of two or more sewers and at points where there is a change in the direction of sewer line and at every 50 metres to 60 metres distance in the sewerage.
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