In fact, some of the facilities have allowed for standard gauge conversion such as the underground tunnels constructed since the late 1980s.
This route is undergoing gauge conversion, so many long distance services have stopped.
Since 1925, all maintenance on the line had been done with a standard gauge conversion in mind.
After the gauge conversion in 1993, it was extended to and also halted at Aligarh.
The General Manager (1887-1896) responsible for managing the final gauge conversion in 1892.
The cost of the gauge conversion would be about Rs.1421.25 crore.
The line was finally closed for gauge conversion on June 9, 2004.
Platform number 6 and 7 is under gauge conversion.
After the gauge conversion the remaining stock was transferred to the two foot lines.
Pudukkottai district also have part of karaikudi-mayiladuthurai line which is under gauge conversion.