Filtration element in drainage systems

Filtration element in drainage systems

Filtration geotextile
Secutex® 151 GRK 3
Geotextile wrapped edge drain for water collection and drainage
Filtration element in drainage systems in railway construction

Functions:

  • Separation layer between pipe bedding and fine-grained subgrade
  • Filtration geotextile wrapped around the gravel aggregate water collector to prevent infiltration of fines from the surrounding soil and clogging of the collector
Railway Filtration element in drainage systems

Requirements of Deutsche Bahn:

  • Manufacturer related product qualification (HPQ) according to application 3.3*
  • Mechanically bonded nonwoven geotextile GRK 3

Advantages:

  • Robust against typical installation conditions
  • Flexible and adjusts easily to normal soil irregularities
  • Longterm filter performance due thicker nonwoven thickness

*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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