Formworks

POLYCENTRIC
FORMWORK

Intended for the construction of typical tunnels. Formwork is bespoke designed according project requirements with no limits in th...

FULLROUND
FORMWORK

Intended for the construction of a 360° tunnel. KERN is able to provide a revolutionary high-tech fullround formwork. The inno...

INVERT
FORMWORK

Intended for the construction of the tunnel invert previous the vault section. The formwork can be designed to create a specific s...

SLAB
FORMWORK

Intended for the construction of a deck secondary lining. The slab formwork is engineered to resist pressure given by concrete thi...

EXTERNAL
FORMWORK

Intended for the construction of an inlet external tunnel. The external formwork works together with the main internal formwork in...

ENLARGEMENT
FORMWORK

Intended for the construction of enlargement sections. The solutions that KERN is able to provide for this type of work are severa...

BY-PASS
FORMWORK

Intended for the construction of the secondary lining of crosspassage tunnels between two main lines. The machine can be des...

CONNECTIONS
AND NICHES

Intended for the construction of the collar connection between a main tunnel and a crosspassage. All collar connections are ...

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