Barrel Vault Method

When a tunnel has to be done in soft ground the support of the advancing excavation is of paramount importance. The use of special jumbo rigs designed to drill and grout in place an "umbrella" of reinforcing elements creating a shield for the advancing excavation allows for safe and speedy construction even under the most difficult soil conditions.

• SERVICES
  • Retention Systems
    • Slurry Walls
    • Secant Pile Walls
  • Dams & Levees
    • Plastic Concrete Walls
  • Foundation Elements
    • Micropiles
    • Caissons
    • Soil Mix Piles
    • CFA Piles
  • Soil Treatment
    • Soil Mixing
    • Jet Grouting
  • Tunnelling
    • Barrel Vault Method
    • Pretunnel
  • Special Projects
    • Special Projects