2. Type of water to be discharged
2.1 Stormwater and runoff
In addition to meteoric water collected directly on the surface concerned, rainwater likely to be received in a sewer system includes water which, due to topography or anthropological activities, transits through this surface, either as runoff over the land, or as it is brought there by other underground pipes.
Indeed, when we talk about stormwater and runoff management in the context of urban planning and sanitation, we are referring to a set of water flows originating from different sources.
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Meteoric water (rainwater)
This refers to water falling directly in the form of atmospheric precipitation, such as rain, hail and snow, which can accumulate on roofs,...
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Type of water to be discharged
Effluents: qualitative aspects
Bibliography
Standards and norms
- sanitation facilities – Title I: networks - Fascicule n° 70 -
- sanitation facilities – Title II: Stormwater collection, conveyance and storage facilities - Fascicule n° 70 -
- équipement d´installations de pompage pour réseaux d'évacuation et d'assainissement - Fascicule 81-1 -
- mise en œuvre et essai des branchements et collecteurs d'assainissement. - NF EN 1610 -
- réseaux d'évacuation...
Regulations
European Directive of May 21, 1991 concerning urban waste water treatment.
Arrêté du 22 juin 2007 relatif à la collecte, au transport et au traitement des eaux usées des agglomérations d'assainissement ainsi que à la surveillance de leur fonctionnement et de leur efficacité, et aux dispositifs d'assainissement non collectif recevant une charge brute de pollution organique supérieure à 1,2 kg/j de DBO...
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