Changes

Underground tank

10 bytes added, 19:43, 13 April 2012

→‎Build the tank

[[Image:RootZoneDepth.jpg|thumb|right|350px| Preparing to ram the bottom of the underground tank <br> ©Practical Action/Douglas Gumbo.]]

[[Image:AddTankLining.jpg|thumb|right|350px| Tank lining / Plastering <br> ©Practical Action/Douglas Gumbo.]]

# Along any dug dead level contour (which is your collection area) choose where you can construct your storage tank. In consideration of If you would like to consider nearby crops, the storage tanks should be near all soils that allow rapid percolation should be near the storage tanks. This is because your soil quickly loses water and that's where your plants are likely to show signs of moisture stress during the dry spell.

# Measure along the channel the length of the tank you want and mark using pegs. Dig the marked area up to a further depth of 500cm or more. The deeper it is the more water will be harvested.

# Mark with a shovel the root zone depth (if considering crops) within your tank.

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Winona

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