1 fatal · STEPHENSON ZODIAC 601 XL · 2009-03-03 · Antelope Island, UT, USA
Event
NTSB number
WPR09FA141
Event ID
20090304X63009
Type
Accident
Date
2009-03-03
Location
Antelope Island, UT, USA
Coordinates
40.959167, -112.230278
Injuries
Highest injury
FATL
Fatal
1
Serious
0
Minor
0
Uninjured
0
Total aboard
1
Aircraft
Make
STEPHENSON
Model
ZODIAC 601 XL
Registration
N3683X
FAR Part
091
Engines
1
Damage
SUBS
Conditions
Light
DAYL
Weather
VMC
Probable cause
The in-flight failure of both wings due to aileron flutter. The aileron flutter was the result of inadequate wing stiffness and the lack of aileron counterbalances.