Reference projects Tunneling & Mining

 

Kühtai Tirol / Austria
2023-08-25
Kühtai Tirol / Austria

Storage power plant Kühtai Tirol/Austria.
KER450 Kerenzerberg / Switzerland
2023-08-25
KER450 Kerenzerberg / Switzerland

Protan has delivered Ventiflex to the KER450 tunnel project in Switzerland. Around 5.000m ducts in diameter 1.300mm.
Tunnel ATCOST21 / Germany
2023-04-28
Tunnel ATCOST21 / Germany

Tunnel ATCOST21 / Germany
Tunnel S3 Bolkow / Poland
2023-04-28
Tunnel S3 Bolkow / Poland

Tunnel S3 Bolkow / Poland
The Bosphorus Strait / Turkey
2021-12-09
The Bosphorus Strait / Turkey

Ventiflex provide fresh air into the Bosphorus Strait tunnel through the construction process.