The Arch Dam in Idukki, built across the Kuravan and Kurathi Hills, is the world’s second and Asia’s first arch dam. The Idukki Dam, located in Kerala, India, is a m ( ft) tall arch dam. The dam stands between the two mountains – Kuravanmala ()m and. Idukki Arch Dam in Kerala has a height of metres ( feet) and is Asia’s tallest arch dam. It is constructed between two granite hills called Kuravanmala.

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There are six turbines of vertical Pelton wheel type and its normal and runaway speed are rpm and rpm respectively. Zoom in to see updated info.

The fee for minute boating service for five persons is Rs. Which Idukki hotels are on sale?

Idukki Block Tourism

However Hill View Park, 1. This is the smallest dam in Idukki hydro electric project.

In order to reduce the pressure of water, surge shaft is place inside Nadukani hill. The entrance tower has a height of 30 meters and diameter of There is separate boating and entry fee. Retrieved 21 September Water coming through tunnel from Idukki dam rotates the turbines of generates. Sanctuary has an area of 77 Sq. The construction of this Dam commenced on 30 April under the guidance of several engineers like Sri. This was the first instance of water being released from the dam during the southwest monsoon season and also the first time in history when all 5 shutters of the dam were opened since it was commissioned in Things to Do 39 Hotels 13 Restaurants The ft tall Cheruthoni dam is actually the right hand of Kuravan hill.


The spill gates sent down cumecs 7. It is open on all days, from 9: Later inCentral Water Commission conducted a detailed investigation and the project report was submitted in The idea of constructing a dam for power generation was first conceived in in a report submitted by Italian engineer Jacob to the Travancore adch, which was rejected. Cheruthoni is the largest and highest gravity dam in Kerala. Considering security reasons, the dam is open for a visit for the public only twice a year, during Onam and Christmas seasons from 10 AM to 5 PM.

John submitted a report to the Government of Travancore on the possibility of constructing a dam at Idukki for Power Generation. Idukki Dam is open to the public only on weekends and on certain festival days. It’s Arch shape is a unique construction in order to grab the gift of the nature. After started storing water in the reservoir, the entrance tower is always immersed in water. Boating is done by Kerala Forest Department. In other projects Wikimedia Commons.

All reviews ” an engineering idukik “. One thing to be noted is, Idukki Arch dam doesn’t have any shutters to be opened so it has to rely on the Cheruthoni dam to maintain the reservoir water level. Idukki Dam is Retrieved from ” https: Idukki valley is one of the most beautiful places of Kerala. He got irukki idea of dam from that incident and became reason of Idukki dam construction. This was the first time that water being released during the southwest monsoon season.


Report also mentioned about the diversion of Periyar and Cheruthoni water from the reservoir through a tunnel and penstock to a a powerhouse, near to Arakkulam temple at Moolamattam. Kulamav Dam is a gravity masonry dam built across Kilivally river, which is a part of Moovattupuzha river. One control room is also there in underground, to control machines.

What’s your side of the story? Map updates are paused.

Joseph John, Former Electrical Engineer of Travancore state submitted preliminary investigation report to Travancore government, after analyzing the report submitted by W J John. Ina preliminary investigation report was prepared and submitted by Sri.

Cheruthoni Dam

This dam was constructed as part of the Idukki Hydroelectric Project along with two other dams at Idukki and Kulamavu. Power station has 6 generators having capacity of MW.

Retrieved 21 September Biggest Dam in Kerala. He was the superintendent of Malankara Estate. By considering expense and difficulty in distributing electricity, proposal is rejected.

Beauty that the valley offers will for sure take you there multiple times.

First of It’s kind in Asia. One concrete tube of 7. Construction of the dam was commenced on 30th Iduki and storage of water started in February If you are lucky, you may be able to see herds of elephants, bison, deer and other wild animals in the forested hills below.