Drainage

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eafkcv
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Joined: Thu Sep 24, 2020 8:11 am

Drainage

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Drainage is the natural or artificial removal of a surface's water and sub-surface water from an area with excess of water. It is commonly used in irrigation, sewage disposal and mining.
Cost 8
Increase construction bonus of all buildings, bridges, groundworks by 20%, mend bonus by 10%
Builders Advancements Centre
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