Submitted by examrobotsa on Thu, 01/01/1970 - 05:30 Which one among the following will be the longest railway tunnel of the world which is scheduled to be operational in the year 2016 ?Pir Panjal Railway tunnel, India South Liangshan tunnel, ChinaRailway tunnel beneath the Swiss Alps, SwitzerlandSeikan tunnel, Japanstats: 0,408,312,192,96,408,24