New Delhi: Good news for the infrastructure sector in Arunachal Pradesh as the Cabinet Committee on Economic Affairs on Wednesday has approved the expenditure on pre-investment activities and various clearances for Dibang Multipurpose Project (MPP) in Arunachal Pradesh for an amount of Rs. 1600 crore.
Largest-ever Hydro Electric Project in India
The project shall generate 2880MW (12x240MW) power to produce 11223MU of energy in a 90% dependable year. This is the largest ever Hydro Electric Projects to be constructed in India. The dam is 278 metres high and will be the highest dam in India once completed.
Cost of Dibang Multipurpose Project
The estimated total cost of Project is Rs. 28080.35 crore including IDC & FC of Rs 3974.95 crore at Jun’18 price level. The estimated completion period for the project shall be nine years from receipt of Government sanction.
Location of Dibang Multipurpose Project and specifications
The Project is located on river Dibang, in Lower Dibang Valley District of Arunachal Pradesh. The project envisages construction of a 278 m high Concrete Gravity Dam (above deepest foundation level), 6 Nos. horseshoe-shaped Head Race Tunnels of length varying from 300 m to 600 m with 9 m dia., an underground Power House and 6 Nos. horseshoe-shaped Tail Race Tunnels of length varying from 320 m to 470 m with 9m diameter.
Benefits to Arunachal Pradesh
- On completion, the Government of Arunachal Pradesh will get 12% free power from the project i.e. 1346.76 MU.
- 1% free power (i.e. 112 MUs will be given in Local Area Development Fund(LADF).
- The total value of the benefit to Arunachal Pradesh from Free power and contribution to LADF will be Rs 26785 crore over the project life of forty years.
Flood Mitigation in the Brahmaputra river
Dibang Multipurpose Project (Dibang MPP) is envisaged as a storage-based hydro-electric project with flood moderation as the key objective. The construction of Dibang MPP shall prevent the sizeable downstream area from floods. After implementation of master plan of Brahmaputra Board for flood moderation of all rivers contributing to river Brahmaputra, of which Dibang MPP is one of the components, sizable area will be protected from flooding and help in mitigating the perennial damage due to floods in Assam.