Consider adding capability to pump out rainwater from the sump pit .

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Proper consideration of both items will help the customer determine suitable sump pit dimensions and level control elevations .

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In indined or horizontal shafts conveyer belts are frequently used for this purpose . at the bottom of the shaft is a sump a pit which collects water .

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It introduces collocation of anti-blast valve beside water supply pipe and drain pipe illustrates difference of collocation of waste water sump pit around protection closed door and puts forward matters need attention of water supply and sewerage design for diesel oil generator plant .

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