Kolkata-Sairang train derailment: Preliminary probe points to faulty braking system

New Delhi A preliminary probe into the derailment of the Kolkata-Sairang Express at Digaru Railway Station in Assam on November 11 has pointed to a malfunctioning main braking system on the train. Several coaches of Sairang-Kolkata Express train derail at Digaru in Assam storyline 1 A six-member probe team, in its report, found that the system primarily responsible for applying brakes in the coaches, technically known as the BP angle cock, was in an isolated condition in the locomotive.

"This may be the reason for this accident, as the brakes may not have been applied when the FP/BP angle cock of the loco was in an isolated condition," a joint note prepared by the probe team on the day of the accident said. Assam train derailment updates https://www.thehindu.com/news/national/assam/assam-sairang-kolkata-express-train-coaches-derailment-accident-today-live-updates-november-11-2026/article71688339.ece It further stated that the train crew applied the brakes, "but the brakes may not have been applied as the angle cock was previously in the closed position".