| The ppinfiltration rate]] used to design an infiltration BMP (e.g.[[infiltration trenches|infiltration trench]] or [[bioretention]]) must incorporate a safety correction factor that compensates for potential reductions in soil permeability. | | The [[infiltration rate]] used to design an infiltration BMP (e.g.[[infiltration trenches|infiltration trench]] or [[bioretention]]) must incorporate a safety correction factor that compensates for potential reductions in soil permeability. |