India, July 26 -- The Delhi Metro Rail Corporation (DMRC) has requested in-principle approval from the Ghaziabad Development Authority (GDA) to prepare detailed project reports (DPRs) for four Metro extensions in Ghaziabad, Uttar Pradesh.

GDA officials said they received a formal request from DMRC seeking approval to prepare DPRs for the following four extensions: a 3km route from New Bus Adda to Ghaziabad railway station on the Red Line, with one station, a 5.1km elevated corridor with five stations between Sahibabad and Noida Sector 62 on the Blue Line, a 4km elevated extension from Mohan Nagar to Vaishali on the Blue Line, with four stations, and a 12km extension from Gokulpuri (interchange on the Pink Line) to Arthala Metro station o...