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Sludging - Baptist method

127 bytes added, 18:36, 20 April 2009

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{{procontable | pro=- Very simple and cheap equipment <br>

- continuous movement (compared to augering)<br>

- small diameter borehole possible <br>

- Does not clog quickly in clay soils

- No need for mud pump and tower<br>

- Long extensions of the drill stem are possible<br>

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Marktielewestra

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