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Date: | Saturday 9 August 1986 |
Time: | 20:15 |
Type: | Grumman American AA-5 Traveler |
Owner/operator: | Western Wings |
Registration: | N5481L |
MSN: | AA5-0681 |
Engine model: | LYCOMING O-320-E2G |
Fatalities: | Fatalities: 1 / Occupants: 3 |
Other fatalities: | 0 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Cleveland, WA -
United States of America
|
Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
Nature: | Private |
Departure airport: | Omak, WA (OMK) |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE LOW TIME PILOT DEPARTED WITH TWO RELATIVES ABOARD FOR A LOCAL FLIGHT. THE AIRCRAFT WAS OBSERVED FLYING LOW OVER OMAK LAKE AND THEN COMMENCING A CLIMBING LEFT TURN TOWARD HIGHER TERRAIN. DURING THE CLIMBOUT, THE PILOT PERCEIVED A LOSS OF ENGINE PERFORMANCE AND APPLIED CARBURETOR HEAT. OUTSIDE AIR TEMPERATURE WAS NEAR 100 DEGREES RESULTING IN A DENSITY ALTITUDE OF NEARLY 6,000 FEET MSL AND THE AIRCRAFT WAS NEAR ITS GROSS WEIGHT. THE AIRCRAFT WAS FLOWN WINGS LEVEL INTO TERRAIN WHOSE RATE OF UPSLOPE EXCEEDED THE RATE OF CLIMB CAPABILITIES OF THE AIRCRAFT FOR THE GIVEN CONDITIONS OF THE FLIGHT.
Findings
1. (F) WEATHER CONDITION - HIGH DENSITY ALTITUDE
2. (C) CARBURETOR HEAT - IMPROPER USE OF - PILOT IN COMMAND
3. (F) LACK OF TOTAL EXPERIENCE - PILOT IN COMMAND
4. (F) TERRAIN CONDITION - MOUNTAINOUS/HILLY
5. (C) CLEARANCE - INADEQUATE - PILOT IN COMMAND
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | SEA86FA188 |
Status: | Investigation completed |
Duration: | |
Download report: | Final report |
|
Sources:
NTSB
Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
21-Dec-2016 19:23 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
21-Jun-2024 19:46 |
ASN |
Updated [Source, Narrative, Accident report] |
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