Geomembrane as sealing element in soil structures

Sealing element in soil structures (geomembrane)

HDPE geomembrane
Carbofol® HDPE 406 2.0 F/F DB
Carbofol® geomembrane with a Secutex® nonwoven geotextile as a protection layer in a dam construction
Structured and Friction Carbofol® geomembranes are available to effectively transfer shear forces on the most challenging slope locations


  • Geomembrane as sealing element for underground structures
  • Geomembrane as sealing element in water protection zones
Groundwater protection in railway construction with HDPE geomembrane

Requirements of Deutsche Bahn:

  • Manufacturer related product qualification (HPQ) according to application 3.12*
  • The installation guideline of the manufacturer must be followed


  • Permanent resistance according to the DIBt certification
  • Protection against damage with Secutex® nonwoven geotextiles
  • Protection nonwoven manufactured with 1A PP fibres

*Our geosynthetic product specifications are in line with the German manufacturer related product qualification (HPQ, Application number according to DB Standard 918 039 „Technical delivery conditions for Geosynthetics in railway constructions“, Deutsche Bahn AG) All mentioned products types are exemplary according to the above-mentioned specifications. The product types can vary according to local requirements or customer requests.

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