Product introduction:Composite drainage network (also known as three-dimensional composite drainage network, tunnel
drainage plate, drainage plate) is composed of a three-dimensional plastic mesh with double-sided bonded
seepage geotextiles, which can replace traditional sand and gravel layers and mainly been used for drainage of
landfills, subgrades and inner walls of tunnels. In railway, highway and other transportation infrastructures,
service life of the project has an inseparable relationship with its own drainage system and geosynthetics are
an important part of the drainage system.
Product specification: geonet thickness 3-8mm, width 2-6m,the length is depend on project design.
Product features:high drainage and tensile strength. Reduce the probability of geotextiles being embedded in the mesh core and
maintain long-term stable drainage. Withstand high pressure load for a long time, corrosion resistance, acid and
alkali resistance, long service life.Convenient construction, shortening construction period and reducing cost.
Scope of application: It is mainly used and get good effect in drainage works such as railways, highways, tunnels, municipal works,
reservoirs, and slope protection.
Product implementation standard:CJ/T 452-2014 Geotechnical drainage network for landfill.
3D composite drainage geonet is made of special geonet with double -side bonded geotextile.The combination of geotextile and geonet(drainage and protection) provides a cpmplete "reverse filtration-drainage-protection" effect.The special 3D structure of the mesh can with-stand high compressive loads during the entire use process,and can maintain a considerable thickness,provide good permeability.It can replace traditional sand and gravel layers,and is mainly used for drainage of landfills,roadbeds and inner walls of tunnels.
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