Umbrella Drainage System


Umbrella/Drainage System - Mined Tunnel

For partial waterproofing the most common tunnel application is the Umbrella System/Drainage System. This system is specifically designed for tunnels with dripping water conditions.

Examples of Application:

  • Road Tunnels
  • Railway Tunnels

System description:

  • Protan Disc
  • In-Situ concrete
  • Protan InfraPlan Tunnel Membrane
  • Protan Geo (Geotextile)
  • Shotcrete
  • Protan Drain (Drainage Profile)


Protan recommends to use InfraPlan P20, P22 or P22+ for drainage applications.

Get in touch

Sacha de Bilderling - Sales Director Tunneling & Mining

Sacha de Bilderling

Sales Director Tunneling & Mining
Arndt Hedtkamp - Sales Manager <br> Western Europe Market

Arndt Hedtkamp

Sales Manager
Western Europe Market