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ASN Wikibase Occurrence # 176588
Last updated: 18 October 2020
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Date:02-JUN-2015
Time:09:30 UTC
Type:Silhouette image of generic AS50 model; specific model in this crash may look slightly different
Eurocopter AS 350B3+ Ecureuil
Owner/operator:Mountain Helicopters
Registration: 9N-AJP
C/n / msn: 4681
Fatalities:Fatalities: 4 / Occupants: 4
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Sindhupalchowk district -   Nepal
Phase: En route
Nature:Passenger - Non-Scheduled/charter/Air Taxi
Departure airport:Tembathang
Destination airport:Kathmandu
Narrative:
The helicopter crashed while carrying out relief operations. Wire strike following distraction by passenger. Fatigue a factor. A post-crash fire consumed the wreckage.

3.3 Probable Cause
At the end of the investigation the Commission reached to the conclusion that the most probable cause of this accident was hitting neutral wire of high tension line of NEA by main rotor and tail rotor of the helicopter and loosing directional control; subsequently breakdown of dynamic components which resulted helicopter became uncontrolled and hit on slopy mountain terrain.

Sources:

https://www.ndtv.com/world-news/helicopter-crashes-in-earthquake-hit-nepal-4-killed-768076

http://www.hindustantimes.com/world-news/four-killed-in-chopper-crash-in-nepal-second-accident-in-less-than-a-month/article1-1354011.aspx
https://www.nu.nl/buitenland/4060565/nederlandse-arts-omgekomen-bij-crash-helikopter-in-nepal.html
http://kathmandupost.ekantipur.com/news/2015-10-08/passenger-distraction-caused-june-2-chopper-crash-probe.html
https://www.tourism.gov.np//files/publication_files/9NAJP-FINAL-report_1514105454.pdf

Accident investigation:
cover
  
Investigating agency: 
Status: Investigation completed
Duration:
Download report: Final report


Revision history:

Date/timeContributorUpdates
02-Jun-2015 14:03 Anon. Added
02-Jun-2015 14:06 harro Updated [Aircraft type, Registration, Cn]
02-Jun-2015 16:58 Chieftain Updated [Phase, Source]
09-Oct-2015 14:18 Aerossurance Updated [Source, Narrative]
26-Jun-2020 13:38 KagurazakaHanayo Updated [Time, Other fatalities, Departure airport, Destination airport, Source, Narrative]
26-Jun-2020 13:38 harro Updated [Narrative, Accident report, ]

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