The geotextile performs two primary functions when used in the construction of tunnels:- 1. Protection of the linear from abrasion and puncture by protrusions from the base surface of the tunnel well. 2.Drainage of water seeping through the rock and sprayed concrete layer. The in-plane oermeability of the geotextile enables the water to flow to a subsurface drainage collection system. where it is directed awa from the tunne
By Manas Geo Tech India Pvt. Ltd. based in New Delhi, INDIA.
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