Product name Cavidrain Protector
Main applications Railways
Roads
Subsoil walls / tunnels
Geotextile attachment Glued
 
 

Cavidrain Protector is used as a drainage layer to collect infiltration water from behind tunnel linings. It may be used alone or form part of a system incorporating geomembranes.

Typically Cavidrain Protector is fixed to the excavated face of the tunnel and covered with shotcrete which will adhere to the back of the Cavidrain sheet.

Applications

  • Road tunnels
  • Rail tunnels
  • Mine shafts
  • Interceptor sewers

Benefits

  • Maximises internal space
  • Easy to handle
  • Quick to install
  • Cost effective


Cavidrain Protector is used as a drainage layer to collect infiltration water from behind tunnel linings. It may be used alone or form part of a system incorporating geomembranes.

Typically Cavidrain Protector is fixed to the excavated face of the tunnel and covered with shotcrete which will adhere to the back of the Cavidrain sheet.

Applications

  • Road tunnels
  • Rail tunnels
  • Mine shafts
  • Interceptor sewers

Benefits

  • Maximises internal space
  • Easy to handle
  • Quick to install
  • Cost effective


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