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Repairing water tanks

335 bytes added, 19:57, 24 May 2012

→‎Leakage between wall and foundation

====Leakage between wall and foundation====

[[Image:internal apron on tank.jpg|thumb|right|150px|An internal apron can be made with a short length of bamboo or an empty beer bottle.Photo: © E. Nissen-Petersen, Kenya.]][[Image:external apron on tank.jpg|thumb|right|150px|An external apron is made with a wooden trowel. Photo: © E. Nissen-Petersen, Kenya.]]'''Problem: ''' Many tanks built of masonry leak water through the joint where the wall joins the foundation.<br>'''Reason: ''' The reasons are either insufficient reinforcement, poor mixture of mortar or lack of cleanliness when the joint was made.<br>'''Remedy: ''' The joint can be made watertight by cleaning the joint, adding more reinforcement and making an apron on both sides of the joint.

'''Procedure:'''

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