Rajjaprabha Dam Commence construction. February 9, 1982, when completed in September 2530 (1987) when completed in September, His Majesty King Bhumibol Adulyadej with Princess Maha Chakri Sirindhorn and the rush to open the dam hydro power plant. On Wednesday, September 30, 1987, but was then able to travel directly from Phanom, District but because it has a complex composed of many such paths we need to shut it down by three travelling by car through the current Ban Ta Khun District. The dam is a water resources development project choprapha rush that one in the South and that creates stability, as well as electrical systems and their economic and social progress of the country. It is also a project to celebrate the Lord's sacred kianti h.m. birthday 5 laps in Ratmangkhla 2530 (1987) and the coronation ceremony in 2531 (1988)