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Professionalizing Manual Well Drilling_Techniques

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Created on 18 February 2013
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This video is a training module on manual drilling techniques presented by Arjen van der Wal, from Practica Foundation. The water quality, the depth of  the holes, the method (Jetting, Hand Auger, Percussion or Sludging)  or the costs, are some of the considerations that must be studied to carry out this technique. The correct choices will make affordable or not the well.

More info: Practica foundation
Produced by: Unicef
Year: 2012
Language: English



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