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CA18/2/3/7265 |
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SOUTH AFRICAN CIVIL AVIATION AUTHORITY
ACCIDENT
REPORT – EXECUTIVE SUMMARY
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Date of Accident
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6 November 2000 |
Time
of Accident |
1400Z |
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Aircraft Registration |
ZS-RHC |
Type of Aircraft |
Robinson
R22 |
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Pilot-in-command Licence Type |
Private |
Licence
Valid
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Yes |
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Pilot-in-command Flying Experience |
Total Flying Hours |
210 |
Total Hours on Type |
210 |
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Type of Operation |
Private |
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Last point of departure |
Nelspruit |
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Next
point of intended landing
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Sodwana |
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Location of the accident site with reference to
easily defined geographical points (plus GPS
readings if possible) |
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Mountain
- between Nelspruit and Barberton (S25°45’919” – E031°11’780”) |
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Meteorological Information |
Weather was fine |
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Number of people on board |
1+1 |
No.
of people injured
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0
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No.
of people killed
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0 |
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Synopsis
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The pilot and his passenger were on a private
flight from Nelspruit to Sodwana when the accident occurred. According to the pilot the take-off at
Nelspruit was normal and the flight was uneventful until just before he was
to cross the mountain range between Nelspruit and Barberton. He suddenly
experienced a loss of power and he was unable to maintain altitude. The pilot executed an auto rotational landing
and due to the steep slope on the mountain the helicopter rolled over. The
accident occurred during daylight at a geographical position defined as S25°45’919”
– E031°11’780” at a height of approximately 4250 ft above mean sea level
(AMSL). |
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Probable
Cause
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The down draught, on the lee side of the
mountain ridge, in the vicinity of the accident scene caused the helicopter
to loose height to a point where the pilot was unable to clear high ground
and had to perform an emergency landing which resulted in the helicopter to
roll over due to the slope of the terrain. The effect of the aircraft being overloaded could be considered as a
significant contributory factor in this accident. |
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