Planning and management of flood damage
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M. F. Viljoen; H. J. Booysen
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Article
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2006
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John Wiley and Sons
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English
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South Africa is a relatively dry country with an average rainfall of 500 mm yr ร1 . Although the occurrence of drought is the most general hydrological characteristic, floods are also not too infrequent. On average floods causing significant damage occur once every two years somewhere in the country