Safety recommendation
NTSB Recommends FAA Brief Air Traffic Controllers on Avianca Flight 052 Incident
The NTSB urges the FAA to provide formal training to air traffic controllers on a 1990 accident involving Avianca Airlines.
The National Transportation Safety Board has recommended that the Federal Aviation Administration immediately issue a general notice directing all air traffic control facilities to formally brief air traffic controllers on the circumstances of the January 25, 1990, accident of Avianca Airlines Flight 052. The briefing should emphasize the need to request clarification from flight crews regarding unclear or ambiguous transmissions that may indicate an emergency situation or the need for additional air traffic control assistance.
Original regulatory source: https://data.ntsb.gov/carol-main-public/sr-details/A-90-011