Austral Líneas Aéreas Embraer ERJ 190 Engine Failure at Aeroparque Jorge Newbery (LV-CIG)

Incident Overview and Flight Details On September 29, 2019, an Embraer ERJ 190-100IGW operated by Austral Líneas Aéreas Cielos del Sur S.A., registered as LV-CIG, departed Aeroparque Jorge Newbery in Buenos Aires at 16:24 UTC. The aircraft was on a scheduled commercial flight to General Martín Miguel de Güemes Airport in Salta. During the initial climb, while crossing 3,800 feet on the EZE 19 standard instrument departure, the left engine failed. The crew declared an emergency and returned to the departure airport after eleven minutes of flight. The aircraft landed safely on a single operating engine without further issues. ## Investigation Scope and Findings The Argentine Transportation Safety Board (JST) investigated the incident, focusing on operational safety issues related to the first-stage turbine disks and blades of the aircraft's engines. The report, published under reference 88735783/19, examined the technical and operational factors surrounding the engine failure. The investigation utilized a systemic model to analyze the event, considering both immediate technical failures and broader organizational and procedural elements. ## Safety and Regulatory Context The JST emphasized that its investigation is strictly technical and does not assign fault or liability. The report did not include specific operational safety recommendations. The incident highlighted the importance of engine component integrity, particularly in turbine sections, and the effectiveness of crew emergency procedures in managing single-engine operations during the initial climb phase.