Reinforcement element with additional separation and filtration function
Geogrid reinforcement
Combigrid® 40/40 Q1 GRK 4 DB
![Placement-of-a-Combigrid-reinforcement-layer-with-additional-separation-and-filtration-function](https://www.naue.com/storage/2023/02/Placement-of-a-Combigrid-reinforcement-layer-with-additional-separation-and-filtration-function.jpg)
Functions:
- Soil reinforcement (without design calculation)
- Separation and filtration
![Railway-solution-multicomponent-geogrid](https://www.naue.com/storage/2023/02/Railway-solution-multicomponent-geogrid.jpg)
Advantages:
- Immediate interlocking with cover aggregate (no production specific elongation)
- High resistance against chemical and microbial attack
- Cost savings with reduced base course thickness