Supervision of construction of the second and last phase. Design review. Detailed engineering of some structures. Definitive design of the Puente Chisel dam. Comprehensive commissioning tests.
- Maximum flow: 24 m3/s.
- Gross height: 710 m.
- Pressure tunnel 10.1 km long and 3.10 m in diameter, lined for 6.2 km and shielded for 3.9 km.
- Power house in a cavern 373 m from the surface.
- 3 vertical Pelton turbines.
- 859 m long penstock.
- Chimney 90 m high.
- Chamber of butterfly valves of 2.2 m in diameter.