... :PP or PET 4)Application: construction, water conservancy, railway PP/PET needle-punched geotextile details as following:MATERIAL:PP ... Width:0.5m-6.6M4) Applications: construction, water conservancy, railway, road, dam bridge, waste treatment, enclosed sea to make ... groundsill or other buildings. 3 Adding muscle: The highway, railway, soil-stone dam, breakwater, airport, backfill soil of retaining ...