The 1981 Bihar train accident, considered to be the deadliest-ever, left over 600 dead after a train derailed on a bridge before plunging into a river. In 1995, the Purushottam Express rammed into the stationary Kalindi Express near Firozabad, UP killing 358 people. The 1999 Gaisal train disaster, caused due to a collision between two speeding trains, claimed 268 lives.