Waste Water Engineering
The stone ware sewers

After casting are dried and burnt at temperature 150°C, 700°C and 1200°C
Are manufactured from clays and shale
Are used for carrying sewage and drainage from houses
All listed here

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Waste Water Engineering
Hydraulic mean radius is

Difference in heads between two points in circular pipes
Mean radius of sewer
Cross-sectional area/wetted perimeter
Mean of radii in a pipe line of varying cross -sections

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