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Percussion drilling

210 bytes added, 20:02, 1 May 2012
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Manual percussion drilling is generally used up to depths of 25 meters.
 
Before drilling starts, it is good to analyse where the water might be. There are lots of clues to look for in WellSpringAfrica.org's [http://www.wellspringafrica.org/WebManual/chapter4.htm Selecting a Site.]
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