History of the Flight
On 19 October 2024, a DHC-6-300 Twin Otter aircraft, registration P2-KAL, operated by Kobio Aviation Ltd, was conducting a take-off from Kairik Airport in Enga Province, Papua New Guinea. The flight crew consisted of an instructor pilot and a pilot in command under supervision. During the take-off roll, the aircraft veered off the runway surface, resulting in a runway excursion.
Damage to Aircraft
The aircraft sustained damage to the nose area, left wingtip, outboard flap, and outboard aileron. No other damage was reported.
Personnel Information
The flight crew included an instructor pilot and a pilot in command under supervision (ICUS). Specific details of their qualifications and experience are not provided in the report.
Aircraft Information
The aircraft was a DHC-6-300 Twin Otter, registration P2-KAL. It was equipped with engines, propellers, and a solid state cockpit voice recorder (SSCVR). The aircraft's airworthiness, maintenance, weight and balance, minimum equipment list, and fuel information were examined but no anomalies are reported.
Meteorological Information
Weather information was obtained from the PNG National Weather Service via a Terminal Aerodrome Forecast (TAF) for Kairik, as well as from crew observations and a report from the Kairik agent. Specific weather conditions are not detailed.
Aerodrome Information
Kairik Airport is located in Enga Province. The airport data and observations were considered in the investigation. The runway condition and layout were part of the analysis.
Flight Recorders
The aircraft was equipped with a solid state cockpit voice recorder (SSCVR). Data from this recorder was used in the investigation.
Organisational and Management Information
Kobio Aviation Ltd was the operator of the aircraft. The investigation referenced James Reason's model of accident causation in the analysis of organisational and management factors. Crew resource management was also examined.
Analysis and Conclusions
The analysis covered prescribed take-off and directional control procedures, the characteristics of Kairik Airport, the accident sequence, and organisational and management factors. The investigation identified findings in categories: aircraft, crew/pilots, flight operations, operator, air traffic services and airport facilities, flight recorders, medical, survivability, and safety oversight. Contributing factors were listed in the report, though specifics are not publicly available. The AIC issued multiple safety recommendations to Kobio Aviation Ltd.
Safety Recommendations
The AIC made recommendations to Kobio Aviation Ltd aimed at improving safety. The exact content of these recommendations is not detailed in the summary.
Conclusion
The accident was a runway excursion during take-off. The investigation by the Papua New Guinea Accident Investigation Commission (AIC) resulted in findings and recommendations to prevent recurrence.