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The works of the long-pending Pula Subbaiah Veligonda project has reached the fag end of its completion and going by the tempo of works, farmers can anticipate the project to fructify in a couple of months.
The project, deliberate throughout the tenure of former Chief Minister Y.S. Rajasekhara Reddy underneath the Jalayagnam scheme in undivided Andhra Pradesh, envisages to attract 43.50 tmcft of flood water of the Krishna river from the foreshore of Srisailam Project Reservoir via Kollam Vagu, upstream of Srisailam Reservoir, by gravity via two tunnels and thereafter, to impound in Nallamala Sagar Reservoir via a feeder canal.
The ₹6,500-crore project has missed a number of deadlines, struggling price and time overruns for a lot of causes together with technical snag confronted whereas drilling the 2 gigantic tunnels with out blasting in order to not disturb the pure atmosphere of the Nagarjunasagar Srisailam tiger reserve. “Only 280 metres of drilling work is still left. The first tunnel with seven metre diameter covering a distance of 18.8 km is all set for completion by the November end.
Dismantling of the tunnel boring machine(TBM) from inside, a laborious process, may take another month,” Superintending Engineer (constructions) N. Nagesh instructed Puucho News, after taking inventory of the progress of works.
The head regulator work at Kollam Vagu which is designed to attract water from the foreshore of Srisailam reservoir has been hit owing to recurring flood state of affairs within the Krishna river this 12 months. The heavy inflows into the Srisailam reservoir made it tough to maneuver males and materials and full the works swiftly, he explains.
Trial run
The Nallamala Sagar reservoir has already been accomplished by closing the Sunkesula, Gottipadia and Kakarla gaps. Construction of the primary tunnel has additionally been accomplished as much as a distance of 18.54 km to this point.
The first stage of the project envisages to attract 10.7 tmcft water from Srisailam reservoir throughout floods and guarantee irrigation water to 1.19 lakh acres of farm lands and consuming water to round 4 lakh individuals.
The authorities is eager on commencing the trial run of the discharge of the Krishna water to Nallamala Sagar in January and step it up after overcoming the teething issues throughout the kharif season, says official sources.
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