Artificial subsurface freezing for creating statically sustainable and watertight frost zones has proved itself on many occasions in the past as an accompanying measure in tunnelling and has actually...
An initial description of the contract sections 3.1 and 3.2 was published in tunnel 4/2008. The following report deals with further progress made by work on this important inner urban project.
The workplace for the Caterpillar 321C KCR tunnel excavator is extremely small for the machine operator has to make do with a cross-section of only 20 m² for loosening material when driving the...
At the end of March 2009, Swiss company Ceresola TLS AG was awarded contract for the provision of formwork technology for the construction of the Airport Link Tunnel in Brisbane/AUS.
The Airport Link...
Only a small part of Turkey is situated on the European continent, the bulk belongs to Asia. Istanbul – in ancient times the city was renowned for its progressive water supply system under the name...
GPS-based navigation systems have revolutionised branches of technology and nowadays are absolutely essential for modern industrial applications. As far as traditional mining technology is concerned...
The ramps of the present-day rail routes at the Ceneri amount to up to 26 %o - the same gradients that are to be found at the Gotthard. The building of the Gotthard Base Tunnel alone would not have...
Project Background
The Colorado River originates in the Rocky Mountains, fed primarily by the winter snowpack, and flows through the desert southwest of the United States. Along the way, it passes...
Since September 16th, 2008 the new total credit for NEAT (Trans-Alpine routes) passed by parliament has been in force. Among other things it assures the financing of the Gotthard Base Tunnel, the...
BASF’s Bauchemie division has introduced its own production plant for the main bearing excluder grease market. The new product series, MEYCO® BSG excluder greases for tunnel boring machines was...
