Arcichiaro Multi-Purpose Project

• Catchment ( A = 21.8 km² )
• Reservoir ( V = 11.1 Mm³ )
• Bituminous Faced Rockfill dam ( H = 89.3 m, L_crest = 270 m, V = 1.2 Mm³, A_face = 136’000 m² )
• Concrete Weir ( H = 29 m, L_crest = 38.6 m, V = 16’000 m³ )
• Spillway ( L_tot = 85 m, Q = 447 m³/s )
• Penstock ( L = 3.2 km, D = 1.3 m )
• Power house ( L x W = 30 x 10 m, Q_turb = 2.3 m³/s, E = 9 GWh/y )
• Transmission line ( L = 5.5 km )
• Access road ( L = 3.1 Km, No. 2 bridges )
• Tunnel ( L = 1’000 m, H = 3.7 m, W = 4 m )