AAIB: Delhi ATC Workload Led to Vistara, Ethiopian Near-Miss

Delhi Air Traffic Control Workload Cited in Near Miss Alerts

An incident involving a Vistara Airbus A320 and an Ethiopian Airlines Boeing 787 at Delhi airport resulted in multiple Traffic Collision Avoidance System (TCAS) alerts, with the article attributing the cause to a high workload experienced by air traffic controllers. The event occurred on January 31st, 2024.

The Vistara A320 was reportedly at an altitude of 29,000ft, while the Ethiopian 787 was at 27,000ft. Both aircraft were approaching Delhi airport when the TCAS alerts were triggered. The article indicates that the controller managing the airspace was handling a significant number of aircraft at the time, contributing to the situation.

Following the incident, the crew of the Vistara A320 reported the event, and an investigation was launched. While the article does not detail the exact nature of the controller’s workload, it implies that the demands of managing traffic in the busy Delhi airspace played a role in the series of alerts experienced by the aircraft involved. The incident highlights potential safety concerns related to air traffic controller capacity during peak operational periods.

Key Points

• Date of incident: January 31st, 2024
• Aircraft involved: Vistara Airbus A320 and Ethiopian Airlines Boeing 787
• Vistara A320 altitude: 29,000ft
• Ethiopian 787 altitude: 27,000ft
• Cause cited: High workload for Delhi air traffic controllers

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