PUBLIC WORKS ALVÉOTUNNEL
ALVÉOTUNNEL - Extrados drainage
In a tunnel, it is always necessary to collect and discharge run-off water. The structures must have an effective and rapid drainage system to stop water from penetrating, before this affects the structure, when installing a waterproofing system. ALVÉOTUNNEL®, installed against walls, drains and channels run-off water.
The ALVÉOTUNNEL® product is recommended for underground structure projects such as tunnels. It is designed to provide the waterproofing membrane with mechanical protection and drain water seeping into the backfill.
- 3-in-1 product : ensures drainage, mechanical protection and a water barrier
- Protects waterproofing layers from water seeping into the backfill
- Extends the service life of the tunnel
- Improved safety factor of the structure
- Polypropylene geocomposite
- Roll width : 2.20 metres
- Roll length : 50 metres