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Deepening hand dug well: Well pipe

When a well dries up in the dry season it can be made deeper with the so called Underlining method. With bricks or blocks one ring is made. A next ring is made underneath so the first ring stays in place.(does not go down like cement rings) In this way the...

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Wire-brick cement tank

These tanks are made with wire, bricks and cement. No steel reinforcement is used.Advantages compared to ferro cement tanks20-40% cheaperSimpler in constructionProduced with local materialsSame strengthDisadvantages compared to ferro cement tanksNot yet...

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Manual drilling: Shipo method

An option to make manual drilled tube wells is the so called SHIPO drill.Advantages compared to hand dug wellsIs fasterCan be cheaper in soils where a well needs to be completely lined.More water guarantee in dry season since it can drill deep into the...

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Manual drilling: Mzuzu

In softer soils with water levels of 8 meter or less a tube well can also be made with a the Mzuzu drill using a Soil punch and bailer.Advantages compared to SHIPO drillingIs much cheaperLess tools and skills neededEasier to see the soil coming...

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Hand pumps: Rope pump

Rope pumps have a wheel, a rope and washers to lift the water.Advantages compared to Afridev pumps3 to 5 times cheaperSimpler in constructionEasier to install and repairLocal production so low cost spares are availableFit for small communitiesCan be an...

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