Waste Water Engineering
The stone ware sewers

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

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Waste Water Engineering
In septic tanks,

The baffles or tees are extended up to top level of scum
All listed here
Free board of 0.3 m may be provided
The clear space between the baffle top and covering slab is about 7.5 cm

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