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NALCO: Expansion of Ash-Pond – sustainable development


Bhubaneswar: Captive Power Plant(CPP), NALCO, Angul has been making continuous efforts to increase fly ash Utilisation in an environment friendly manner through various methods. In the current financial year 2013-14, the fly ash utilization has been 74.74% upto Decemeber’2013. It is with a sense of great pride and satisfaction to inform the general public at large that construction of a new ash pond over an area of 46.9Acr for High Concentration Slurry Discharge, raising dyke height of Ash pond-I by 3 mt which are designed by IISC,Bangalore for storage of ash after due approval of statutory authorities, are nearing completion. Fly ash generated in the CPP is used for various activities like manufacturing of bricks, use in cement industry, asbestos manufacturing, agriculture, concreting work, road construction work etc. Fly ash is supplied to manufacturers of fly ash brick and ash based products free of cost. NALCO has an incentive scheme to give Rs130/M3 of ash lifted from ash pond to be used within radius of 7km and Rs150/ M3for use beyond 7km. CPP,Nalco as part of its long term project has taken up filling of abandoned coal mines of Bharatpur(South) of MCL, Talcher and plans to complete the project this year. NALCO has also got assurance from NHAI for use of ash in construction of NH-55 and shall construct Ash mound over Ash Pond- II, which has all necessary statutory clearances. Nalco has tied up with IIT,Kharagpur & IMMT,Bhubaneswar for development of new segments like development of tile & extraction of Alumina having long term potential of Ash Utilization. All of these activities will enable NALCO to achieve 100% ash utilization in not too distant a future.