742 m produced in mining techniques. 150 m on the Ausfahrportal from 2 to 3 lanes. For operational and safety equipment are two operating building. The Rosenstein Tunnel provides thereby a direct connection between the Leuze Tunnel and node Pragsattel.
Site supervision for the operational and safety equipment in accordance with § 55 HOAI LP 8.
The following performance areas are to serve in the architectural supervision:
Measurement, and control technology;
Control and automation systems;
Connection to superordinate monitoring center;
Fire alarm system;
Orientation- and escape lighting;
Public address system;
Wireless Analog, Digital, BOS, Radio;
Tunnel ventilation with central suction;
Fire water supply and fire fighting equipment;
Operating room equipment;
Telephone and burglar alarm system;
Factory acceptance tests.