A 4, Königshainer Berge tunnel, retrofit technical equipment

Manufacture of walk-in emergency telephone niches 40 pcs.

Closure of cross stops 9 pcs.

Produce a surface coating of the tunnel inner shell 40.700 m2

Deliver and assemble tunnel lights 2,632 pcs.

Video cameras deliver + mount 169 pcs.

Renewal of pressure booster system, 1 pc.

Boundary horn speakers deliver+mount 134 pcs.

supply and lay various cables and wires 232,000 m

telecontrol substations deliver and assemble 51 pcs.

Deliver variable message signs and assemble 110 pcs.

Deliver and assemble line stations 37 pcs.

Deliver + mount traffic sign bridges 6 pcs.