High Speed Rail Corridor A joint feasibility study for Mumbai-Ahmedabad High Speed Rail (Bullet Train) Corridor co-financed by India and Japan, which started in December 2013, has been completed in July, 2015. Government has initiated a feasibility study for Diamond Quadrilateral Network of High Speed Trains comprising of four sides i.e. (i) Delhi-Mumbai, (ii) Mumbai-Chennai, (iii) Chennai-Kolkata, (iv) Kolkata-Delhi; and both diagonals i.e. (v) Delhi-Chennai and (iv) Mumbai-Kolkata. No project of High Speed Rail Corridor has been sanctioned. As such, no standards for infrastructure, rolling stock and operating conditions have been adopted. This information was given by the Minister of State for Railways Shri Manoj Sinha in a written reply to a question in Lok Sabha today.
