A shallow relief drain is a shallow channel or ground gutter designed to manage run-off on flat, low-lying land, and to remove water from areas affected by inundation, waterlogging or flooding.
| Size | 300mm |
|---|
A shallow relief drain is a shallow channel or ground gutter designed to manage run-off on flat, low-lying land, and to remove water from areas affected by inundation, waterlogging or flooding.
| Size | 300mm |
|---|
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