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Strip drains: 10 cm wide per forated plastic strip surrounded by geotextile, for the deep drainage of subsoil (vertical drain).
unit weight g/fm | width / thickness mm | drainage capacity (i=1, 300 kPa) 24 h m3/s | drainage capacity (i=1, 200 kPa) 24 h m3/s | product composition | manufacturer | type |
---|---|---|---|---|---|---|
60 | 100/3 | 2,0×10-5 | 3,0×10-5 | PP 3D grid, PET filter geotextile | Geotechnics BV | MEBRADRAIN |
111 | 100/4 | 1,46×10-5 | 2,42×10-5 | HDPE 3D grid, PP filter geotextile | WAVIN | SOLPAK |
Drain blankets: a geocomposite consisting of a 3D plastic grid and a geotextile vulcanised onto one or either surface, used for surface or road structure drainage. On request delivered with watertight film on one side.
product composition | permeability (i=1,0, _=20 kPa) | manufacturer | type |
---|---|---|---|
4/5/6 mm thick HDPE geonet 1,26 - 1,91 l/m*s Intermas INTERMAS GM + 120 g/m2 vulcanised to one side | 1,26 – 1,91 l/m*s | Intermas | INTERMAS GM |
4/5/6 mm thick HDPE geonet 0,62 - 1,60 l/m*s Intermas INTERMAS GMG + 120 g/m2 vulcanised to both sides | 0,62 – 1,60 l/m*s | Intermas | INTERMAS GMG |
4/5/6 mm thick HDPE geonet 0,62 - 1,50 l/m*s Intermas INTERMAS GMFL + 120 g/m2 vulcanised to one side, 300 watertight membrane to the other side | 0,62 – 1,50 l/m*s | Intermas | INTERMAS GMFL |