Sector L – Swale

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Manipulated ground profiles to control surface run-off and prevent downstream flooding


A swale is a key technique for slowing heavy rain run-off by trapping the water and fltering it into the ground rather than let it accumulate in a wave of water creating floods and damage as shown in B and C. It also helps filter out pollutants and it will support damp-tolerant plants

Aralia cordata
Cinnamomum camphora
Elaeagnus umbellata

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