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5 Cards in this Set

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delivers water from the source or the treatment plant to the distribution system without pumping equipment.

gravity system

water supply system supplied directly by a system of pumps rather than elevated storage tanks

Direct pumping system

consist of both gravity tanks and the direct pumping process to provide adequate pressure.

combination systems

large pipes, also known as arterial mains, with relatively widespread spacing. these pipes supply water to the secondary feeders

primary feeders

Intermediate pipes that interconnect with the primary feeder lines to create a grid. they are 12-14 inches in diameter

secondary feeders