Krishnagiri Dam | |
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Krishnagiri Dam
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Location in Tamil Nadu, India
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Official name | Krishnagiri Reservoir Project Dam |
Country | India |
Location | Krishnagiri district, Tamil Nadu |
Coordinates | 12°29′37.44″N 78°10′41.51″E / 12.4937333°N 78.1781972°ECoordinates: 12°29′37.44″N 78°10′41.51″E / 12.4937333°N 78.1781972°E |
Purpose | Irrigation |
Status | Operational |
Construction began | 1955 |
Opening date | 1958 |
Construction cost | ₹15.9 million |
Dam and spillways | |
Type of dam | Gravity |
Impounds | Ponniar River |
Height (foundation) | 29.26 m (96 ft) |
Length | 990.59 m (3,250 ft) |
Spillways | 8 |
Spillway type | OGEE |
Spillway capacity | 4,061 m3/s (143,400 cu ft/s) |
Reservoir | |
Creates | Krishnagiri Reservoir |
Total capacity | 68.2 MCM |
Catchment area | 5,428.43 km2 (2,095.93 sq mi) |
The Krishnagiri Dam is a dam that spans the Thenpennai River by the village of Dhuduganahalli, located in Krishnagiri district, Tamil Nadu, India. The Krishnagiri Dam is also known as Krishnagiri Reservoir Project (KRP) Dam. The KRP Dam is located 7 km (4.3 mi) from Krishnagiri, between Dharmapuri and Krishnagiri which irrigates thousands of acres of land around Krishnagiri. The Dam is operational from 1958, inaugurated by the then Chief Minister of Tamil Nadu K. Kamaraj.
The KRP Dam Project was proposed in the First Five Year Plans of India and started in the year 1955. The Dam works are completed in the Second Five Year Plans of India and is operational from 1958. The project was inaugurated by the then Chief Minister of Tamil Nadu K. Kamaraj. This is one of the Major irrigation schemes were planned in Kamaraj's period . The other projects are Lower Bhavani, Mani Muthuar , Cauvery delta , Aarani River, Vaigai Dam , Amravathi , Sathanur , Pullambadi, Parambikulam and Neyaru Dams.
The approved cost of the project is ₹20.2 million. The project was completed within ₹15.9 million (Actual cost). The project is covered under CADA (Command Area Development Authority) Scheme.
The KRP dam is 990.59 m long and Max Height of the dam is 29.26 meters above Foundation. Total Volume content of Dam is 509 TMC. The Spillway is ogee crest type and the crest level is 483.11 meters. The capacity of the Spillway is 4061 cu. meters with a designed flood capacity of 4233.33 Cu. meters. There are eight spillway gates of sixe 12.19 x 6.10 meters.