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Well drilling - sludging with temporary casing - part 3

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Uploaded on Jan 18, 2010

EMAS manual well driling is a method for drilling small-diameter tube wells by hand. There are different variants to the technique, depending on soil type and required depth.

This technique uses sludging in combination with temporary casings of different diameter.

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Published in cooperation with http://www.akvo.org. For more low-cost water and sanitation solutions, visit http://www.akvopedia.org.

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