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The discussion of urban demands thus far has focussed on residential urban demands. Demands generated at a UD Scenario template provide for indoor and outdoor residential demands but not for non-residential urban demands (public use areas such as parks and sports grounds and commercial and/or industrial demands) . Non-residential demands and nor for water losses due to e.g. leaks. These non-residential and non-revenue earning components of total demand form part of the base component of urban demand.
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