[[File:LCCT 25mm Retention Partial infiltration.png|thumb|left|400px|'''Life Cycle Costs Per Unit Drainage Area (CAD$/m<sup>2</sup>) - Partial Infiltration Design, 25 mm Retention''']] | [[File:LCCT 25mm Retention Partial infiltration.png|thumb|left|400px|'''Life Cycle Costs Per Unit Drainage Area (CAD$/m<sup>2</sup>) - Partial Infiltration Design, 25 mm Retention''']] |