Incident Overview
On 6 December 2017, an incident occurred near the TESEL waypoint within the Canarias Terminal Control Area (TMA). The involved aircraft were an ATR 72-212A (registration EC-MPI) operated by CANAIR and a Piper PA28-181 (registration EC-JMT) operated by the Real Aero Club de Tenerife. The Comisión de Investigación de Accidentes e Incidentes de Aviación Civil (CIAIAC) conducted the investigation.
Aircraft and Operations
The ATR 72-212A is a twin-engine turboprop designed for regional flights. The Piper PA28-181 is a single-engine piston aircraft commonly used for training and private flying. Both operators held the necessary certifications. The ATR 72 was operating under instrument flight rules (IFR) while the Piper was under visual flight rules (VFR). The source does not specify, but the report includes information on their flight plans and air traffic services received.
Air Traffic Control Environment
The incident occurred in the Canarias TMA, which is controlled by multiple sectors. According to the report, controllers from Tenerife Norte Approach, Tenerife Sur Approach, and the GCCCINB sector were involved. Coordination between these controllers is analyzed in the report. The airspace is classified as Class D in certain areas, as described in the Spanish AIP.
Investigation Findings
The investigation examined the circumstances surrounding the incident, including the air traffic services provided to both aircraft, coordination among controllers, and the application of standard procedures. The report includes factual information from flight data recorders, communications recordings, and statements from personnel.
Conclusions and Causes
The CIAIAC report concludes with findings and probable causes. However, the specific details of the probable cause are not included in the provided excerpt.