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watershed
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The natural watershed must not receive the waters of the longitudinal network whatever the conditions of rainfall, up to centenale
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Longitudinal drainage system
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Functional vision (functions and systems)
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Related system or object
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The longitudinal drainage system must be able to carry a flow for Q25
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Longitudinal drainage system
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Organic vision (physical architecture)
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Related system or object
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The longitudinal drainage network must consist of a pipe that allows flow Q25
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Piping (part of longitudinal drainage system)
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