LUCKNOW, April 29 -- Now maintaining the railway tracks and replacing them would be much easier as Lucknow division of the Northeastern Railway (NER) has introduced a modern semi-mechanized system automatic machine called PQRS (Plasser Quick Relaying System) to replace them.

"It is being used on all the rail sections to replace old tracks with new ones in less time and using special equipment, old rail panels including sleepers are removed and new panels are installed in their place," stated a press note from NER. It further explained that the system consists of two automated portal cranes used for track replacement. During the work the cranes are lowered onto the track which lifts the old track and installs the new panels already collec...