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List of products by author: A. Raschilla
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Challenges and unforeseen events during successful
Abstract: The Copenhagen Cityringen Project has been awarded and managed by the Copenhagen Metro Team (CMT), a joint venture between the Italian companies Salini Impregilo, Tecnimont and Seli SpA. Since 2015 Salini Impregilo owns 100% of the joint venture shares. The 4 EPB TBMs involved in the Copenhagen Cityringen Project have successfully ended their 31-km twin tunnel excavation beneath the city...
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Copenhagen Cityringen Project: Passage with minimum cover under historical building - compensation and jet grouting...
Abstract: The Cityringen project will form a new circular line in the city centre and will consist of 21 new stations and approx. 31 Km of EPB twin-bored tunnels. The Kongens Nytorv passage is one if not the most delicate in the project. After launching from Kongens Nytorv station, the TBMs cross the existing metro tunnels, passing above them with a clearance of just 1.5 m, to immediately dive underneath...
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The Tunneling Validation - a ranking-based back analysis on massive data streaming
Abstract: After the completion of the 31,5 Km of tunnels, we had to face a challenging task. While daily back analysis was in the established procedures and contributed greatly to the quality and reliability of the excavation control process, at the end of the tunneling the Owner required a further validating process on each one of the excavated rings, aiming to close the hand over protocol and NCR if...
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