Empresa de Electricidade da Madeira
Geological and Geotechnical Study
Work’s Geotechnical Consultancy
Funchal, Madeira Island, Portugal
Pumping station in cave inserted into the volcanic rock mass, with 26,5m height, 12,5m wide and 44m of length.
The Reservoir-tunnel with a length of about 1.300m cross section with 7m by 5m for the daily storage of 40.000m3 of water fueled by the Hidroelctric-power of Socorridos.
The auxiliary tunnel to access to the reservoir-tunnel and to the pumping station with a development of 75m and cross-section with 5,5m by 5,5m. The rock mass is formed in the upper part by slope deposits and alluvial formations with large blocks and in the lower part by basalt and breccia formations.