Nonwovens as formation protection layer under site specific conditions
Secutex® R 901 DB
![Secutex-as-subgrade-protection-layer](https://www.naue.com/storage/2023/02/Secutex-as-subgrade-protection-layer.jpg)
Functions:
- Separation
- Improvement for subgrade layer
- Reduction of subgrade layer. Replacement of subgrade layer
![Railway-construction-installation-of-a-geotextile-layer](https://www.naue.com/storage/2023/02/Railway-construction-installation-of-a-geotextile-layer.jpg)
Advantages:
- Cost reduction (reduction of layers)
- Reduction of maintenance costs
- Railmounted and railless installation
- Improvement of track bed