Prefabricated Structures
CM4
8000 works designed, manufactured and installed since 1983. Patented vaulted structures, cut longitudinally and transversely into prefabricated elements, consisting of a vault, 2 side walls with or without external footings and possibly a foundation slab.

Crossroads elevation

Technical Galleries

Hydraulic use

Basins and underground storage

Road Underpasses

Railway use

Covered trenches
Product Benefits
- Modularity of geometries according to the environment
- Speed of implementation
- Aesthetic lines
- Economical and competitive solution
- Quality control
Technical specifications
- Range from 2.5 m to 20 m
- Embankment heights from 0.60 m to 25 m
- Sail thickness 180 mm to 350 mm
- Calculation in soil/structure interaction