Changes

Handpumps

21 bytes added, 18:24, 12 April 2012

→‎Suitable conditions

The ranges over which water can be lifted are grouped in the following categories:

* Suction pumps ____ ____________ 0 - 7 metres* Low lift pumps ____ ___________ 0 - 15 metres* Direct action pumps ____ ______ 0 - 15 metres* Intermediate lift pumps ____ __ 0 - 25 metres* High lift pumps ____ __________ 0 - 45 metres, or more

==Construction, operations and maintenance==

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