ASN Wikibase Occurrence # 169200
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| Date: | Monday 3 August 2009 |
| Time: | 14:30 LT |
| Type: | Yamaha RMAX L17 |
| Owner/operator: | Osu Agricultural Cooperative |
| Registration: | S7044 |
| MSN: | |
| Fatalities: | Fatalities: 0 / Occupants: 0 |
| Other fatalities: | 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Imsil-gun, Jeollabuk-do -
 South Korea
|
| Phase: | Take off |
| Nature: | Agricultural |
| Departure airport: | |
| Investigating agency: | ARAIB |
| Confidence Rating: |  Accident investigation report completed and information captured |
An unmanned rotorcraft use for aerial spray collided with the pilot (causing fatal injury) and crashed into terrain during backward moving after a hovering takeoff for aerial spray on the rice paddies.
The Aviation and Railway Accident Investigation Board determines that the cause of this accident was:
1. An inadequate setting of pitch trim switch at the pitch up unit was not recognized and corrected, and the rearward movement of the rotorcraft was not properly controlled.
Contributing to this accident were :
1. The safety regulations of the Osu AC regarding the aerial spray work were insufficient and the supervision of the safety management did not work properly.
2. There was no items checking if the trim switches were set at the 'zero' position, in the Operator's Manual
3. A 15 m of safety distance was considered to be not sufficient to provide the pilots with enough protection against abnormal movement of the unmanned rotorcraft.
4. There was no method and requirements of training for the pilot to keep up with their proficiency after the initial training.
Accident investigation:
 |
|
Sources:
http://araib.molit.go.kr/LCMS/DWN.jsp?fold=/eaib0401/&fileName=Ultralight+Vehicle+Accident+Report_UAR0903_101231.pdf
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 26-Aug-2014 12:02 | Aerossurance | Added |
| 17-Sep-2018 18:22 | Anon. | Updated [Date] |
| 21-Oct-2018 14:19 | harro | Updated [Source, Accident report, ] |
| 07-Jul-2023 07:48 | harro | Updated [[Source, Accident report, ]] |
Corrections or additions? ... Edit this accident description
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