Ground catchment example
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A joint effort of:
Rainwater Harvesting
A joint effort of:
...of catchment systems are:
roof, ground and rock catchments; most common type is the roof catchment.
Concrete lined:
0.73 - 0.76
Cement soil mix:
0.33 - 0.42
Buried plastic sheet:
0.28 - 0.36
Compacted loess soil:
0.13 - 0.19
Source: Nissen-Petersen