(a) the number of incidents of derailment/accidents of freight trains during the last three years along with the loss to the Government as a result thereof;
(b) whether the reasons for the derailments/accidents have been investigated and if so, the outcome thereof;
(c) whether the said derailments/accidents have been caused by over-loading of wagons and if so, the details thereof;
(d) whether examination of rail tracks is done to judge their condition/usability and if so, the details thereof; and
(e) the steps taken/being taken by the Government to prevent the recurrence of such incidents and improve the track management mechanism?