This project is to design, build and provide finance (D. B. F.) and consists of the main body of the Dam, The Highest Concrete Dam in World, in 325meters, the power intakes, power waterways, power cavern, bus duct tunnels and related equipment, powerhouse units equipment, transformer cavern, AC single-phase transformers, 400-kilowatt switchyard system, gallery of HV cable, power auxiliary and emergency units, water outlet tunnel system and relevant hydro- mechanical equipment, dispatching units communication systems, control room and instrumentation system, the bottom and middle outputs and hydro- mechanical equipment, curtain grouting and drainage, permanent access roads to the dam crest, intake of tunnel spillway, power intake, tail water outlet, powerhouse and transmission facilities complex, tunnel spillway and the equipment, plunge pool and tail water weir, concrete plugs and complementary grouting curtain.