| Line 21: | Line 21: | 
|  | ;N :Number of days in the month |  | ;N :Number of days in the month | 
|  |  |  |  | 
| − | ;P :Perimeter of infiltration practice or swale x-section (m) | + | ;x :Perimeter of infiltration practice or swale x-section (m) | 
|  |  |  |  | 
| − | ;q :Infiltration ratein (length per time, usually mm/hr) | + | ;f':Design infiltration rate (length per time, usually mm/hr) after application of safety correction factor (SCF) | 
| − |   |  | 
| − | ;q':Infiltration coefficient in (length per time, usually mm/hr) after application of safety correction factor (SCF)
 |  | 
|  |  |  |  | 
|  | ;Q<sub>p</sub> :Peak flow in units of volume per time (e.g. m<sup>3</sup>/s) |  | ;Q<sub>p</sub> :Peak flow in units of volume per time (e.g. m<sup>3</sup>/s) | 
| Line 35: | Line 33: | 
|  | ;R<sub>b</sub> :Rise of compensation gradient for an enhanced swale (length, usually m) |  | ;R<sub>b</sub> :Rise of compensation gradient for an enhanced swale (length, usually m) | 
|  |  |  |  | 
| − | ;RVC<sub>T</sub> :Runoff volume control target (as outlined by MOECC, units are mm) | + | ;RVC<sub>T</sub> :Runoff volume control target (as outlined by MECP, units are mm) | 
|  |  |  |  | 
|  | ;S<sub>0</sub> :Longitudinal slope (m/m, i.e. dimensionless) |  | ;S<sub>0</sub> :Longitudinal slope (m/m, i.e. dimensionless) | 
| Line 51: | Line 49: | 
|  | ;V :Volume (usually in m<sup>3</sup>) |  | ;V :Volume (usually in m<sup>3</sup>) | 
|  |  |  |  | 
| − | ;V<sub>R</sub> :Void ratio,as usually applied toaggregates andyard materials. In this guide,it is also applied to native soilsin lieu of porosity (unitfor both are vol/vol,i.e. dimensionless) | + | ;n :Porosity, applies to aggregate and other void-forming materials, filter media and native soils (unit is vol/vol, so dimensionless) | 
|  |  |  |  | 
|  | ;y :Depth of water (L, usually m or sometimes mm) |  | ;y :Depth of water (L, usually m or sometimes mm) |