<p>In many older urban centres, downspout disconnection program require that residents retroactively disconnect downspouts. This is due to older sewer systems being undersized for the combined flow of sanitary waste and stormwater. New projects should consider remaining independent of the municipal sewer from the outset. This may involve employing series of small individual site LID technologies, or combining flow from a few sites to a shared facility. </p> | <p>In many older urban centres, downspout disconnection program require that residents retroactively disconnect downspouts. This is due to older sewer systems being undersized for the combined flow of sanitary waste and stormwater. New projects should consider remaining independent of the municipal sewer from the outset. This may involve employing series of small individual site LID technologies, or combining flow from a few sites to a shared facility. </p> |