ASN Wikibase Occurrence # 43381
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Date: | Friday 10 September 1993 |
Time: | 15:30 LT |
Type: | Aérospatiale SA 365N2 Dauphin 2 |
Owner/operator: | American Stores |
Registration: | N818R |
MSN: | 6377 |
Year of manufacture: | 1990 |
Total airframe hrs: | 462 hours |
Engine model: | TURBOMECA Arriel 1C2 |
Fatalities: | Fatalities: 1 / Occupants: 6 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Great Salt Lake, 10 miles W of Ogden, Utah -
United States of America
|
Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
Nature: | Executive |
Departure airport: | |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:DURING A FLIGHT FOR THE PURPOSE OF AERIAL PHOTOGRAPHY, THE HELICOPTER WAS FLYING OVER GLASSY WATER CONDITIONS. THE PILOT HAD SET THE BUG ON THE RADAR ALTIMETER FOR 50 FEET; HOWEVER, WHILE HE WAS LOOKING OUTSIDE FOR REFERENCE, THE HELICOPTER DESCENDED BELOW 50 FEET. THE PILOT STATED THAT HE SUDDENLY HAD A SENSATION OF MOVEMENT OVER THE WATER, AND JUST SECONDS BEFORE IMPACT WITH THE WATER, THE PILOT NOTED TEN FEET ABOVE WATER LEVEL ON THE RADAR ALTIMETER.
Probable Cause: THE PILOT'S FAILURE TO MAINTAIN PROPER ALTITUDE. A FACTOR TO THE ACCIDENT WAS GLASSY WATER.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | SEA93LA196 |
Status: | Investigation completed |
Duration: | 10 months |
Download report: | Final report |
|
Sources:
NTSB SEA93LA196
Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
18-Dec-2012 12:31 |
TB |
Updated [Aircraft type, Location, Phase, Nature, Departure airport, Source, Narrative] |
28-Nov-2016 22:32 |
Dr. John Smith |
Updated [Operator, Location, Nature, Departure airport, Narrative] |
21-Dec-2016 19:24 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
10-Apr-2024 11:17 |
ASN Update Bot |
Updated [Time, Operator, Other fatalities, Phase, Nature, Departure airport, Source, Narrative, Accident report] |
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