- Prefabricated Vertical Drain — PVD
- Also called as wickdrain.
- Used for soil consolidation, settlement instead of sand drains.
- Typically 95 -100 mm wide by 3 — 5 mm thick
- Synthetic core wrapped with geotextile
- The core may be produced from different polymers (PVC, PP, PE or mixtures …)
- The geotextile jacket type can differ depending on the producer.
- There are also many core types in the market.