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Summary: Closure treatment liner per GB 39496-2020 and GB 50863-2013: textured HDPE with filament geotextile composite system on basin and dam slopes.
Project Data
| Type | Metal mine tailings pond closure |
|---|---|
| Period | 2024-2025 |
| Materials | 1.5 mm double-textured HDPE + 600 g/m2 filament geotextile |
| Quantity | Membrane ~70,000 m2, geotextile ~68,000 m2 |
| Welding & testing | Textured membrane on slopes, double-seam welding + vacuum sampling |
Key Points
- Double-textured membrane on steeper slopes for interface friction
- Seepage drainage layer with composite geonet at basin
- Dam-shoulder anchor trench and flood diversion built in parallel
Contact
Project cooperation and bulk supply: +86 18162025999 (Mr. Wang).