Probable cause
The failure of a weld joint on the right rudder pedal leading to the loss of directional control during landing.
NTSB analysis
During a crosswind takeoff, a weld on a right rudder pedal failed in overload. The airplane subsequently ground looped.
Text from the NTSB. Open the NTSB docket for CEN09LA486 for the full record.
Event
- Date
- Aug 2, 2009
- Type
- Accident
- Place
- Oshkosh, Wisconsin
- Nearest airport
- Wittman Regional Airport (OSH)
- Highest injury
- None
- Weather
- Visual (VMC)
- Light
- Day
Amateur-built JUNIOR ACE
- N-number
- N413G
- Category
- Airplane
- Damage
- Substantial
- Operating rule
- Part 91 (general aviation)
- Purpose of flight
- Instructional
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.