MC Bauchemie

Rehabilitation of Hamburg’s Wallring Tunnel

In mid-2018 the two tubes of Hamburg’s Wallring Tunnel were opened to traffic again after four years of extensive modernisation. MC-Bauchemie’s fibre-reinforced concrete replacement product Nafufill KM 250 played a key role in the the rehabilitation of this important inner link across the major Northern German city. 2100 tonnes of concrete replacement were applied to an area of 21 000 m² at the walls and ceiling for structural fire protection.    

With a daily volume of around 40 000 vehicles the Wallring Tunnel, built between 1963 and 1966, is none of the most important inner-city traffic...

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Germany

Rehabilitation of Hamburg’s Wallring Tunnel

With a daily volume of around 40 000 vehicles the Wallring Tunnel, built between 1963 and 1966, is none of the most important inner-city traffic arteries in Hamburg. The tunnel consists of two tubes,...

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Issue 2013-05 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 2016-05 Planning Contract

Hamburg Hochbahn plans to construct the U5 East with ZPP Ingenieure and STUVA

The next major construction site in Hamburg is almost upon us, for planning is due to start immediately for the eastern construction section of the new U 5 metro line. This section will involve more...

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Issue 2018-04 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...

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Issue 2016-05 Switzerland

Belchen Tunnel Rehabilitation: Excavation with Switzerland’s biggest TBM Diameter

Altogether 500 million Swiss francs will be invested for redeveloping the 3.2 km long Belchen Tunnel.  The scheme began in 2015. A JV comprising the companies Marti Tunnelbau, Marti Basel und Marti...

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