Overview
- MMMOCL said the derailment occurred during a protected, no‑passenger trial near Wadala–GTB Nagar and called it a minor incident.
- PTI and civic sources reported three staff injuries, contradicting the operator’s statement that no one was hurt.
- Preliminary accounts suggest the guideway switch may have moved while the rake was on it, pointing to a possible recognition or communication failure.
- The affected coach sustained major undercarriage and bogie damage and was later removed using a heavy‑duty crane.
- Passenger services have been suspended since September 20 for fleet renewal and CBTC installation, and a formal technical inquiry is underway.