Hirakud is the world longest dam worked over the waterway Mahanadi, around 15 km from Sambalpur in the province of Orissa in India. It was first post autonomy significant waterway valley venture in India. The proposition of Hirakud dam was started by Sir M. Visveswararya in 1937 to handle the issue of floods in the Mahanadi delta. Later on 1945, under the chairmanship of Dr. B.R. Ambedkar, the then the Member of Labor in Government of India, that the possibilities of the Mahanadi stream ought to be explored appropriately for the multipurpose use. The development of the dam started in March 1946 and the venture report was submitted to the legislature in 1947. the undertaking reached a conclusion in 1953, which was officially introduced by the Prime Minister of India - Pandit Jawaharalal Nehru on thirteenth January 1957.
The absolute length of the dam is around 4.8 km spreading over between the slopes Lamdungri on the left side and Chandili Dunguri on the right. From both the sides it is circumscribed with 21 prolonged earthen dykes that are made of stone. A lengthy drive on the these offers a satisfying encounter of the quietness and drawing regular environmental factors. It was at first worked with the end goal of water system and flood control with the capacity limit of 5818 m. Development of the dam prompted the production of a breathtaking lake which reaches out up to the 55 km behind the lake. Stretching out to the absolute region of 743 sq km., it structure the greatest counterfeit lake in Asia. Gandhi Minar situated on the highest point of the dam offers the outlandish perspective on the flawless Hirakud dam and its superb peaceful waters.
So as to control the progression of water of the dam Hydraulic admission door are made accessible for every creation. The dam gives 1,55,635 hectares of Kharif and 1,08,385 hectares of Rabi water system in the locale of Sambalpur, Bolangir, Subarnapur and Bargarh. The Hirakud Dam venture additionally encourages flood assurance to 9500 sq km of delta in Puri and Cuttak locale. The measure of consumption and material utilized in the development of this dam is adequate to make a street from Kanyakumari to Kashmir or Amritsar to Dibrogarh in Assam.
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