11.02.2021 г.1 мин.BS Konstructia new management teamEng. Alexander Kalapsazov is taking over the position of Executive Director of BS Konstructia. He has 20 years of experience within the...
15.01.2021 г.1 мин.The green line of Sofia The air pollution is expected to be reduced by over 11 thousand tons per year by the exploitation of Metro Line 3. The third metro line...
11.11.2020 г.2 мин.Shield Tunneling Method in the construction of Sofia Metro LinesIn our sequence of articles dedicated to the basic types of tunnel construction methods utilized in the Sofia Metro Lines, we have...
11.10.2020 г.2 мин.Open construction method in Sofia undergroundIn the series devoted to the most popular technologies for underground construction, we have already wrote about the Milan method and the...