In the Swedish capital, the construction of the Skärholmen highway tunnel, having been carried out – since the year 2017 by the daughter company SBT Sverige AB – is coming to an end. Earthworks were part of all the phases of the project, and they are – for example – the creation of a paved surface after the excavation, piping, and refilling of concrete structures. More than 200 thousand cubic meters of gravel will be used for the roads.

On Wednesday, February 2, Subterra confirmed its collaboration with the Cesta za snem society, which organizes sport and other events to connect able-bodied and handicapped people. The support continues for the sixth year, its main part is Subterra Open Weekend. The contract was signed by the General Director Ondřej Fuchs, Commercial Director Jiří Tesař and Chairman of the society Heřman Volf.

On Monday, January 24, the new building of the State District Archive in Louny was officially handed over. In the construction, which started in February 2020, division 2 and 4 participated. Apart from the depository, the modern building also contains a restoration workplace, a research hall, and an administrative section. The institution has already started moving the archive from historical premises in the town center.

The Herrschaftsbuck highway tunnel in southern Germany was put into operation in December. The 480-meter-long twin-tube tunnel had been excavated by division 1 and BeMo Tunnelling from July 2017, the construction part was finished in the middle of the year 2020. The tunnel is situated on A98 Highway, close to the Swiss border.

On Wednesday, December 15, the first train passed through the Milochov railway tunnel on the 16-kilometer-long Púchov – Považská Teplá railroad track in Slovakia. Division 1 constructed the 1 861-meter-long double-track tube including the 260-meter-long emergency gallery, complicated excavations started four years ago. Division 4 supplied the lighting, division 3 coordinated the whole project.

The second Railway Construction of the Year competition brought an award to the project led by division 3. The National Railway Infrastructure Management (Správa železnic) selected the modernization and electrification of Šakvice – Hustopeče railway line at Brno as the best linear construction carried out in the years from 2019 to 2021. On Thursday, December 9, the award for division 3 was received by director Miroslav Kadlec and commercial deputy Josef Lorenc at the railway station in Hustopeče.

Division 4 installed the technical equipment for the technological building of UMPRUM in Mikulandská street in Prague. Completed in November, the structure which was made by Metrostav according to the design of Ivan Kroupa, is a renovated elementary school and contains mainly studios and workshops. Division 4 supplied the electric, water, gas, heating, and cooling installations and, also a stable fire extinguishing system. All the installations are exposed.

In November, Technical Service Subterra completed the overall repair of the machine Meyco Potenza used for spraying concrete. The commission for the sister company BeMo Tunneling had been carried out since October and included replacement of damaged parts, upgrade of some elements, coating, and the necessary documentation. The repaired machine will be put into operation in tunnel constructions in Germany.

On Tuesday, November 23, an excursion in the tunnels on highway D8 for students of the Faculty of Civil Engineering CTU in Prague took place. The group viewed the technological equipment of the Panenská and Libouchec tunnels, serviced by division 4. Apart from the tubes, the participants also visited the technical operations center, cross passages and other parts of both structures including the central dispatch in Řehlovice.