PURULIA, 13 MARCH: Uncertainty looms over the 1320-MW Adra thermal power project, announced in 2010 by then railway minister Mamata Banerjee, even as the country prepares for another railway budget tomorrow. Miss Banerjee, in her Budget speech, announced setting up of this thermal power project at Adra, which would entail an expenditure of Rs 8000 crore. In the month of October, 2010, a memorandum of understanding was signed between the Indian Railways and the National Thermal Power Corporation in the presence of Miss Banerjee during her visit to Anara, Purulia.