Barcelona Metro Line 9. Section 2: Logistics Park – University Zone. Subsection: University Zone – Junction. Stations: Torrassa Interchange. Key: EI-TM-00509.5C-M1/TM-00509.5C-M1/TM-00509.5C-M2
– Definition of the civil engineering and construction process for four stations on Barcelona Metro Line 9: Campus Sud, Collblanc, Torrassa, and Gornal.
– Characteristics: Underground vestibules providing street access and connecting shafts between the tunnel and the vestibule.
– Circular shaft with an internal diameter of 31.60 m, with 1.20 m thick screens, reinforced with a continuous 0.60 m thick ring, from the lower level of the vestibule floor to the upper level of the foundation slab.
