Probable cause
The pilot's failure to maintain directional control during takeoff due to his abrupt advancing of the throttle.
NTSB analysis
The pilot stated that, when starting to takeoff in the tailwheel-equipped airplane, he immediately applied full engine power and lost control of the airplane. The airplane departed the runway to the left and impacted a visual approach slope indicator control box, resulting in substantial damage to the right wing spar. The pilot reported that there were no preimpact mechanical malfunctions or anomalies with the airplane. He additionally stated that the accident may have been prevented if he had applied the throttle gradually.
Text from the NTSB. Open the NTSB docket for ERA11CA092 for the full record.
Event
- Date
- Nov 29, 2010
- Type
- Accident
- Place
- Buffalo, New York
- Nearest airport
- Buffalo Airfield (9G0)
- Highest injury
- None
- Weather
- Visual (VMC)
- Light
- Day
Amateur-built SONEX
- N-number
- N469SA
- Category
- Airplane
- Damage
- Substantial
- Operating rule
- Part 91 (general aviation)
- Purpose of flight
- Personal
From the NTSB aviation accident database: N-registered aircraft, events since 2008, data through Oct 28, 2026. The file is published monthly, so the latest weeks are incomplete and recent records can change. The official source is the NTSB aviation investigation search. CheckAero is independent and not affiliated with the NTSB.