Rihand Dam is a concrete gravity dam located at Pipri

Pipri

Pipri is a town and a nagar panchayat in Sonbhadra district in the Indian state of Uttar Pradesh.-Geography:Pipri is located at . It has an average elevation of 210 metres .-Demographics:...

 in Sonbhadra District in Uttar Pradesh

Uttar Pradesh

Uttar Pradesh abbreviation U.P. , is a state located in the northern part of India. With a population of over 200 million people, it is India's most populous state, as well as the world's most populous sub-national entity...

, India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. It is on the border of Chhattisgarh

Chhattisgarh

Chhattisgarh is a state in Central India, formed when the 16 Chhattisgarhi-speaking South-Eastern districts of Madhya Pradesh gained separate statehood on 1 November 2000....

 and Uttar Pradesh

Uttar Pradesh

Uttar Pradesh abbreviation U.P. , is a state located in the northern part of India. With a population of over 200 million people, it is India's most populous state, as well as the world's most populous sub-national entity...

. It is on the Rihand River

Rihand River

The Rihand River is a tributary of the Son River and flows through the Indian states of Chhattisgarh and Uttar Pradesh.-Course:...

 which is the tributary of the Son River

Son River

Son River of central India is the largest of the Ganges' southern tributaries. A British 1850s diary shows that the river was written in English as Soane.-Course:...

.

Specifications

Rihand dam is a concrete gravity dam with a length of 934.21 m. The maximum height of the dam is 91.44 m and was constructed during period 1954-62. The dam comprises 61 independent blocks and ground joints. The powerhouse is situated at the toe of the dam, with installed capacity of 300 MW (6 units of 50 MW each). The F.R.L. of the dam is 268.22 m and it impounds 8.6 Million Acreft of water. The Intake Structure is situated between blocks no. 28 to 33. The Dam is in distress condition. It is proposed to carry out the rehabilitation works in the dam and the powerhouse.