Thursday, November 28, 2013

Press release on the Submission of Draft Final report on the Accident investigation of 9N-ABO, DHC6, Twin Otter, Owned and operated by Nepal Airlines Corporation Report Presentation by Minister of Tourism and Civil Aviation Mr. Ram Kumar Shrestha

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Press release on the Submission of Draft Final report on the Accident investigation of 9N-ABO, DHC6, Twin Otter, Owned and operated by Nepal Airlines Corporation

Report Presentation by Minister of Tourism and Civil Aviation Mr. Ram Kumar Shrestha


Today (26 November 2013), the Accident Investigation Commission constituted by the Government of Nepal on 16 May 2013, to investigate on the cause of the accident of aircraft 9N-ABO, DHC6/300, Twin Otter Owned and Operated by Nepal Airlines Corporation which was crashed in 16 May 2013 at Jomsom Mustang, has submitted a Draft Final Report to the Honorable Minister for Culture, Tourism and Civil Aviation, Government of Nepal.



After detail investigation and thorough analysis of the evidences, the Commission has determined that the most probable cause of the accident as the inappropriate conduct of STOL (Short Take Off and Landing) procedure and landing technique carried out by the PIC, during the landing-phase and an endeavor to carry out take off again with no sufficient airspeed, no required lifting force and non availability of required runway length to roll.


Contributory factors to the occurrence is the absence of proper CRM in terms of communication, coordination and briefing in between crew members on intention and action being taken by PIC during pre and post landing phase.


The Commission had submitted some interim safety recommendations as immediate remedial measures in early course of investigation. The Commission in its draft final report presented safety recommendations to be implemented by the Ministry of Culture, Tourism and Civil Aviation (MoCTCA), Civil Aviation Authority of Nepal (CAAN) and Nepal Airlines Corporation (NAC) respectively. The Draft Final Report will be disseminated to the concerned Authorities/Organizations for their comment pursuant to the provisions of the ICAO Annex 13.


The Secretary of MoCTCA Mr. Sushil Ghimire mentioned that especial priority will be given to the implementation of the relevant safety recommendations from the Ministry side. The secretary instructed to the CAAN and NAC officials to take immediate corrective measures to enhance safety as per the recommendations of the Commission.


In his concluding remarks, the Honorable Minister for Culture Tourism and Civil Aviation Mr. Ram Kumar Shrestha emphasized that the need of the hour is to focus on the implementation of the safety recommendations and build up public confidence to the travelling public that the Air Transport is safe and our sky is safe. Our whole effort should be directed towards this goal. He thanked the Commission for the completion of this important task.



Purna Chandra Bhattarai

Joint Secretary and Spokesperson

26 November 2013

Below is the animation of the incident for youtube users.


And for Dailymotion users.


twinottor_seq_04 11.6.2013 by rajshrestha2002

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