well one drains surface water to a nearby river
and the other drains poo into a big pumping sump and then every half hour or so the pump comes to life and pushes shit through a pipe 70 metres with a head of 6 metres, HURRAY, PRACTICAL PUMPED POO PIPE
( GrandmaOfShoes, Mon 9 Oct 2006, 10:50, archived)

That sounds like something The Neville
would draw.

shits and pumps
( wheelybird Paul's out of toilet paper - send donations, Mon 9 Oct 2006, 10:52, archived)

A head of 6m?
Thats a fucking massive shit!
(Smelch God says I'm a Pirate now. Yarr!, Mon 9 Oct 2006, 10:52, archived)