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Andhra Pradesh Rajolibanda Dam
Rajolibanda diversion scheme is the most reputed and popular irrigation project in Andhra Pradesh state of India. This dam is situated in the Mehboobnagar district of Andhra Pradesh. This dam was conseptualised in 1945 during British rule.
History
Irrigation problems in the Telangana Region of Andhra Pradesh were more problematic as the summers and drought were supplement of each other. Water management of the state (pre – independence) was not in better conditions. Seeing the circumstances, the dam was planned to be constructed over Tungabhadra River in Mehboobnagar. Work started on the dam in 1946 and completion done in 1958. Twelve years of the construction tackled very serious points as the water management of the Mehboobnagar district was nothing to explain even before. Various canals and minors had to be planned out and executed on ground. Some portions of the Karnataka state were also included in the early stage of the project.
Technical Portion
One of the canals from this dam named KC- canal was diverted to the Sunkesula Barrage for providing more drinking water to the Mehboobnagar district. This diversion has a length of 88 miles and an area of more than 35,000 ha is being irrigated from the dam in Andhra Pradesh and 37,000 hectares in Karnataka. The canal initiated from the left side of the dam is 142 kilometers long. Out of this total length 42 kilometers lies in Karnataka and rest in Andhra Pradesh. The project is mainly based on irrigation of the surrounding area. The following features of this dam are like indicator:-
(a) This dam is in Ogee shape and has a 2690 ft long flank to discharge sufficient quantity of water.
(b) This dam is earthen on both the sides.
(c) There are 5 regulators established for proper regulating the water. These regulators are of 6’x7’dimension.
(d) To impound this dam, there are 3 sluices are also p[provisioned.
(e) On the right portion of the dam, there are 5 sluices are established to release the required water quantity.
(f) Heads located at the dam are capable enough to release 850 and 771 cusec water at Andhra Pradesh area respectively.
(g) Tungbhadra project dam assists in supply of water and the release quantity of water from TBD is 7.00 tmc.
(h) Andhra Pradesh and Karnataka share the under mentioned quantity of water :-
A.P. – 15.90 tmc (including river flow of 9.39tmc and TBD assistance – 6.51tmc)
Karnataka – 1.20tmc (including river flow of 0.71tmc and TBD assistance – 0.49tmc).
Attractions
Manmayakona Temple
Lord Venkteshwara is the main deity of this shrine. Location of this temple is just 13 kilometers from Mehboobnagar. During the time of celebrating “Jaatra”, this place is good to visit.
Pillalamarri
This is the biggest Banyan Tree in the world and thus is the most attractive place located in close vicinity of this dam. Under this tree, more than 1000 people can stay. The branches of this tree arte spread in the area of 3 acres and it is evident from archeological aspects that the age of this tree is 700 years old. In the nearby Talab, there is boating facility is available but this facility can be availed only in monsoon season.
Srirangpur Temple
This temple is located at a distance of 97 kilometers from Mehboobnagar. An old temple is located there, which was built by the king Krishnadevraya in 18th century. It is believed that King Krishnadevaraya wanted to construct a temple of Shri Ranganayakaswamy. He dreamt that Lord himself came and said that an eagle will point the exact direction for construction of my temple. Next morning King followed the directions of the eagle and where the bird stopped, King Krishnadevaraya constructed this beautiful temple.
This dam is well connected with the road and APRTC services. National highway number 7 connects this dam site to rest party of the state and country.
Mehboobnagar is the nearest rail head from where all the major trains to the other parts of country are well connected. Hyderabad and other important cities are directly connected with Mehboobnagar. Rajiv Gandhi International Airport is located at 80 kilometers from this place.
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