Germany

Kurhessenbahn Railway to build new Zierenberg Tunnel

The Kurhessenbahn Railway’s Zierenberg Tunnel which opened back in 1897 has a single track and is 816 m long. As renovation is uneconomic a new 937 m tunnel bore is to be set up parallel 13 to 20 m north of the existing one by early 2019. First of all, site accesses are to be established at the west portal with a bridge for lorries being developed; these preparatory activities are due to last until late 2014. Work on driving the tunnel is scheduled to commence in mid-2015. The new tunnel is to be produced by drill+blast. Blasting will take place using an electronic ignition process with short...

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