The breakthrough of a veteran Robbins hardrock TBM on 19.05.2014 at the Lemay Redundant Force Main in St. Louis, MO was its twelfth in over 40 km of rock, since its manufacture in 1981. The TBM, nicknamed “Chelsea the Chomper” bored 945 m in mostly limestone rock in less than three months.
The force main is part of MSD Project Clear, a massive undertaking by the Metropolitan St. Louis Sewer District to improve water quality and wastewater handling. Read the press release. Visit www.robbinstbm.com. 25/14.
08.04.2025 Netherlands
11.04.2025 Italy
11.04.2025 Switzerland
14.04.2025 Switzerland
14.04.2025 Austria
15.04.2025 Poland
17.04.2025 Austria
22.04.2025 Germany
22.04.2025 Sweden
23.04.2025 Norway
23.04.2025 Germany
24.04.2025 Romania
25.04.2025 Poland
25.04.2025 Switzerland
25.04.2025 Norway
28.04.2025 Germany
28.04.2025 Austria
30.04.2025 Austria
30.04.2025 India
06.05.2025 Germany
09.05.2025 Poland
09.05.2025 Switzerland
14.05.2025 Switzerland
16.05.2025 Switzerland
16.05.2025 Italy
26.05.2025 Czech Republic
27.06.2025 Switzerland