City-Center Underground Maintenance Facilities and Civil Defence Shelter (2002-2011)
Client: Sponda Oyj
Extent: 45 121 m³ excavation volume
Responsibilities: Principal, architectural, rock engineering, and structural design
- The main function of the City-Center property development in Helsinki is the relocation of maintenance traffic from the surface to an underground service tunnel excavated underneath the city block. The service yards are located approximately 35 metres below street level in the centre of Helsinki.