System Schröders/Wiedemann-Technik

Fire Security Gates, Doors and Flaps for the Scheibengipfel Tunnel

Since the Scheibengipfel Tunnel with a length of 1.9 km was opened for traffic on October 27, 2017, the city centre of Reutlingen (Germany) has had to cope with as many as 20 000 fewer vehicles. This signifies less traffic and an improvement of the city’s air quality. However, observance of fire protection accompanies the opening of a tunnel. The Wiedemann-Technik company from Husum played a role in this during its construction. It supplied special smoke and fire security gates, doors and flaps, which among other things seal off the connecting passages between the tunnel and the evacuation...

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Issue 05/2013 Events

5th International Tunnelforum in Leipzig, Germany

Under the topic „Safety and operational activities during large-scale emergencies in tunnels and underground traffic systems“, Dräger is organising the 5th International Tunnelforum, which will...

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Issue 08/2015 Ventilation and Smoke Extraction

Durable Tunnel Dampers of stainless Steel

After a number of tunnel fires with serious consequences around the turn of the millennium, the EU tunnel directive of 2004 and the German guidelines for the equipment and operation of road tunnels...

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Issue 04/2014 Switzerland

Galgenbuck Tunnel under Construction

By revamping the Schaffhausen South hub on the Swiss A4 motorway, it is intended to link the city of Schaffhausen’s road network with the Klettgau district and relieve Neuhausen at the Rhine...

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Issue 02/2012 Switzerland

Redeveloping the Gubris Tunnel

The 3.3 km long Gubris Tunnel is located in the Zurich North Bypass (A1/A4 North Ring) between the municipalities of Weiningen and Regensdorf. The road tunnel, which opened in 1985, has 2...

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Issue 03/2011

Video-based smoke and flame detection for tunnels

Protective Objectives and Fire-Scenarios Fire-safety in tunnels has always posed special challenges to planners and tunnel operators. Depending on the length of the tunnel section, it is, as in so...

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