Green Light for Major Project in MunichIn September 2026, the project participants are christening the first tunnel boring machine for the 2nd core route in Munich. The Herrenknecht Mixshield (Ø 5040 mm) will then begin tunnelling for the western exploratory tunnel. Read in tunnel 5/2026 how the compact, high-tech TBM was tailored to meet the requirements of one of Germany’s largest infrastructure