After the Indore-Patna Express derailed in Uttar Pradesh killing over 120 people, it has come to light that most of them were ICF (Integral Coach Factory) coaches which are known for piling up during accidents.

Why are the ICF coaches unsafe?

The ICF coaches, which are manufactured in Chennai, are not meant for speeds above 80-90 kmph and their design dates back to the 1950s’ vintage. However, some modifications were done over the years.

It is made up of mild steel (which is a less ductile material and also heavier then stainless steel) which decreases its shock bearing capacity in case of a mishap.