Our double arc frame-work covering structures are a suitable solution to benefit of an extremely resistant structure, and a considerable storage volume. On particularly dangerous areas, because of weather conditions, our tunnels are the perfect solution to shelter goods, forage, animals, equipments and agricultural machineries, manure, and to deposit sewage. Fixing without concrete foundation or, everything, by metal plates anchored on a concrete bed.
- Height (H) from 3,00 to 7,15 m
- Width (L) from 8,20 to 16,10 m
- Leg bolted on pickets Underground