Expansion of the Erasmus railway line between Rotterdam and The Hague.
Ed. Züblin AG
DuraVermeer Groep NVn
Using a hydroshield, two 2.3km tunnels with diameter 6.78m will be constructed.During building works the lowering of the groundwater level must be assured.
Multiple submersible pumps from the KTV and KTZ series. The special characteristics of Tsurumi pumps, such as an internal mechanical seal, upstream shaft sleeve with gasket and a patented oil lifter allow them to be used in on-snore-mode over an extended period.