In Pics: Utkal Express Derailment in UP's Muzaffarnagar

According to railway officials, the incident occurred around 5.46 p.m. in Khatauli, in Muzaffarnagar district. (CNN-News18 TV grab)

The train was headed from Puri in Odisha to Haridwar in Uttarakhand. (CNN-News18 TV grab)

Gas cutters were used to rescue trapped passengers inside the mangled coaches of the tragedy-hit Utkal Express. (CNN-News18 TV grab)

Rescuers cut through heaps of mangled metal with gas cutters to reach those injured in Muzaffarnagar train accident. (CNN-News18 TV grab)

One coach of the 18477 Utkal Express from Puri to Haridwar was said to have rolled off the track and entered a house near the railway line. (CNN-News18 TV grab)

Hospitals have been instructed to provide free treatment to the injured passengers. Four NDRF teams were also being rushed there -- three from Ghaziabad and one from Delhi.