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.

carfours-cm4
Crossroads elevation
galerie-technique
Technical Galleries
CM4 a Fougeres
Hydraulic use
bassin dugny 2
Basins and underground storage
CM4-PI-des-Combes-04 (1)
Road Underpasses
Section 112/120m2 longueur 68ml CM4 sur la LGV Nord vers Ocquerre en 2003
Railway use
tranchee couverte CM4
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

Download the datasheet