The Hindu

The probe into signal failure in theAmbattur-Avadisection exposes violation of safety rules

Documents accessed byThe Hindureveal that the automatic signal, S192, malfunctioned over 50 times in February 2026 alone. A buzzer installed in theAmbatturStation Masters office to alert the staff to signal failures was found to have been disconnected. The defective signal was repeatedly reset by field technical workers without analysing the root cause of the malfunction