If it does have any silt, the fabric will trap it and get clogged, and then no water will be able to enter the french drain pipe. This defeats the purpose of the french drain, for goodness sake.
SLBC Tunnel Collapse: Dewatering, silt removal in progress; non-stop water flow is biggest challenge
SLBC Tunnel Collapse: Dewatering, silt removal in progress; non-stop water flow is biggest challenge Hyderabad: Dewatering ...
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