Translations:Versickerung und Retention/127/en: Unterschied zwischen den Versionen
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 (Die Seite wurde neu angelegt: „{| class="wikitable" |- ! Surface !! x !! Runoff coefficient !! x !! Rain yield !!= !! Q<sub>r15(2)</sub> |- | 231 m<sup>2</sup> || x || 1 || x || 0.0193 L/s x…“)  | 
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| − | | colspan="2"| Approved discharge quantity: || Q<sub>ab</sub> ||=|| colspan="3"|0.105 ha (property size) x 1.5 L/  | + | | colspan="2"| Approved discharge quantity: || Q<sub>ab</sub> ||=|| colspan="3"|0.105 ha (property size) x 1.5 L/sha  | 
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| colspan="3"| || = || colspan="3"|0.158 L/s  | | colspan="3"| || = || colspan="3"|0.158 L/s  | ||
Aktuelle Version vom 19. November 2018, 15:57 Uhr
| Surface | x | Runoff coefficient | x | Rain yield | = | Qr15(2) | 
|---|---|---|---|---|---|---|
| 231 m2 | x | 1 | x | 0.0193 L/s x m2 | = | 4.46 L/s | 
| 114 m2 | x | 0.8 | x | 0.0193 L/s x m2 | = | 1.76 L/s | 
| Total rainwater runoff | Qrges | = | 6.22 L/s | |||
| Approved discharge quantity: | Qab | = | 0.105 ha (property size) x 1.5 L/sha | |||
| = | 0.158 L/s | |||||
| Rainwater quantity for retention: | Qs | = | Qr15(0.2)ges - Qab | |||
| = | 6.22 L/s – 0.158 L/s = 6.06 L/s | |||||
| Required backwater volume Verf: (The retention system must absorb Qs for 15 min.). | ||||||
| Verf | = Qs x 60 x 15 = Qs x 900 | |||||
| = 6.06 L/s x 900 s = 5.5 m3 | ||||||