At least 40 Express and goods trains were canceled or were short terminated or diverted on Tuesday while 368 trains have been affected so far.
While the Tiruvandrum and Tiruchy Railway divisions gave their reply in English, Pandiaraja received the reply in Hindi from the Varanasi, Delhi, and Bilaspur Railway divisions.
Olympic medallist Kumar was arrested, along with his associate and co-accused Ajay, from outer Delhi's Mundka area on May 23 for his alleged involvement in the death of a 23-year-old wrestler.
Kumar was posted by the Delhi government as an Officer on Special Duty (OSD) at Chhatrasal Stadium for development of sports at school level.
Northern Railways GM Ashutosh Gangal said that the rail body has purchased oxygen cylinders and can provide two cylinders in each coach.
Utkal Express derailment in Uttar Pradesh's Muzaffarnagar: 21 dead, 92 injured; Three top Railways officials sent on leave, four engineering officers suspended
The mishap took place at the Meerut-Saharanpur section of Delhi division of Northern Railways. Sources said some of the coaches crashed into nearby houses causing major damage to public and property.