Dana Engineering
Mosmetrostroi and Minerv partnership
Mosmetrostroi and Minerv partnership

About the project

Construction of a pair of tunnels approximately 3.5 km long for a heavy train on the Jerusalem-Tel Aviv expressway, including connecting tunnels and temporary and final portals. The main tunnels were constructed with TBM technology, the connecting tunnels with the conventional N.A.T.M. mining method, and the portals with the “dig and cover” method. The project was characterized by the execution Large diameter tunnels in soft rock under high water pressures including development and planning for the construction of “dig and cover” tunnel sections using mining machines, for the purpose of shortening the schedules.
In this project, G.A.S. was used as the lead planner on behalf of the contractor, among others.