The CBI has on Tuesday booked the promoters of the Ranchi Expressway Ltd, including its CMD K Srinivasa Rao, for allegedly causing a loss of over Rs 1,000 crore to a consortium of banks led by Canara Bank, officials said. The agency has registered an FIR against Ranchi Expressway Ltd CMD K Srinivasa Rao, its directors N Seethaiah, N Prithvi Teja and the company itself, besides Madhucon Project Ltd, Madhucon Infra, Madhucon Toll Highway Ltd and auditing firm named 'Kota and company'. PTI