Extension of existing yellow line from Santo Ovídio Station to new terminal station at Vila d’Este in Porto, total length 3.2 km
Scope & Challenges
Extension of existing line
3.2 km 2 track for light rail. Viaduct, tunnel and bench excavation.
3 new stations, 1 of them built underground
1 complementary ventilation shaft
1025 m conventional tunnel
1 train maintenance centre
Formation: Rock
Coverage 0 – 20 m
Tunnel construction in urban area
Low coverage
Connection to the existing railway network
Conventional excavation without explosives
Project Details
Ventilation & evacuation shaft
Main Challenges
Tunnelling in urban area with low coverage and settling sensitive building ground
Traditional cavern excavation for station in tunnel zone
Ventilation & Fire Protection Design.
Metro do Porto
Overview project
Extension of an existing line in Porto. Elaboration of the projects for the execution of the Circular Line: Extension of the Yellow Line from Santo Ovídio to Vila D'Este including this Material Park - Lot 2
3.2 km of double track for light rail. Viaduct, tunnel and bench excavation.
Parts of the project are 3 new stations, 1 complementary ventilation shaft, 1km of conventional tunnel, 1 viaduct , 1 train maintenance centre
The Santo Ovídio station of the Metro do Porto. Source: Ernstkers, from Wikimedia Commons