Three Dimension Drainage Net
Three Dimension Drainage Net (or being named three civil drainage board, tunnel drainage board, drainage board) which has the characteristic of good water transmission, against high pressure and microorganism, anti-UV. It can instead of the traditional gravel sand. It is used for the drainage of the rubbish filling site, road base and the inside of the tunnel which is consisted with plastic net and permeated geotextile both sides.
Technical data
| Art.No. | Item | Unit weight g/m2 | Thickness mm | Mesh size mm | Width tolerance m | Length tolerance m | Tensile strength kN/m |
| PLD0401 | DN1 | 750±35 | ≥6.0 | 10±1×10±1 | +0.060 | +1.0 | ≥6.0 |
| PLD0402 | HF10 | 1240±60 | ≥5.0 | 10±1×6±1 | +0.060 | +1.0 | ≥18 |
