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11.0 Sewage treatment plant1.1 Design calculation.i. Population equivalent (PE)For this proposal, 40 unit of residential h...

Sewage treatment information http://earthship.com/Systems/sewage-treatment The path of WASTE water in an Earthship: After water is used in sinks, showers and bat-tubs, it then drains into linear biologically developed interior gray water treatment and containment systems (gray water planters). Clean looking (but not drinkable) water is piped to flush the toilet (toilets) with. Next the water goes outside to a conventional septic tank that is solar heated ...

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