A railway tunnel, longest in South India, is being constructed through Veligonda hills as part of the Krishnapatnam-Obulavaripalli railway project. The Rail Vikas Nigam Limited is using modern technology to build the tunnel with 7.56 km. The authorities expect the construction would be over by the end of this year.
The Indian Railways has planned to take up the rail line in the tunnel adopting the non-ballast track system for hassle-free maintenance and also for managing maximum speed in the tunnels allocating Rs 839 crore especially for the tunnel. Read More