SECL plans 8 projects worth Rs 3,100 crore for improving
#0183;#32;Commercial mining: Auction of coal blocks may generate Rs 20,000 crore revenue per year New Delhi: Coal Indiaarm SECL is executing eight ''first mile connectivity'' projects with an estimated capital outlay of Rs 3,100 crore to evacuate dry fuel, especially incremental production under the proposed plan to scale up the maratna firm''s output to 1 billion tonnes.