Formworks

POLYCENTRIC
FORMWORK

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

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FULLROUND
FORMWORK

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

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INVERT
FORMWORK

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

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SLAB
FORMWORK

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

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EXTERNAL
FORMWORK

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

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ENLARGEMENT
FORMWORK

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

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BY-PASS
FORMWORK

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

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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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