In Public Works, JK Structure is also widely used for Vaults, Tunnels and Underpasses. 

JK Structure is used throughout Europe among others for the construction, the upgrade and modernization, the repair and reinforcement, but also the widening, of Rail and Road Tunnels.

The French Railways (SNCF) and its cross-border partners use it for their larger scale modernization programmes.

All the JK Structure Components on a construction site are ready to use and simple, light and compact, and also easy to transport and to store. Their implementation process is fast and easy, generating minimal traffic disturbances in spite of generally difficult working environments and tight scheduling.

All this translates into multiple Benefits and Savings in terms of, among others, completion time, traffic disturbance and indeed cost savings.