NTSB Identification: LAX87LA220.
The docket is stored on NTSB microfiche number 33632.
Accident occurred Saturday, May 30, 1987 in MARIPOSA, CA
Probable Cause Approval Date: 05/09/1988
Aircraft: RYAN ST-A, registration: N14954
Injuries: 2 Uninjured.
NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.AT THE START OF A PLEASURE FLIGHT, THE PLT REPORTED THAT DURING THE TAKEOFF ROLL THE ACFT STARTED TO VEER TO THE LEFT. THE PLT APPLIED RIGHT RUDDER TO CORRECT, HOWEVER, THE ACFT DID NOT RESPOND BEFORE THE LEFT MAIN LEFT THE EDGE OF THE RWY AND DUG IN THE SOFT DIRT FORCING THE ACFT TO TURN FURTHER TO THE LEFT. THE PLT CHOSE TO ABORT THE TAKE-OFF AND CLOSED THE THROTTLE. THE ACFT THEN COLLIDED WITH A DIRT BERM AT APRX 40 MPH AND NOSED OVER. THERE WERE NO MECHANICAL FAILURES OR MALFUNCTIONS REPORTED PRIOR TO THE ACCIDENT. THE PLT WAS TAKING-OFF ON RWY 26, WITH THE WIND FROM 250 DEGREES AT 15 KNOTS.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
DIRECTIONAL CONTROL..NOT MAINTAINED..PILOT IN COMMAND
Contributing Factors
TERRAIN CONDITION..SOFT
Contributing Factors
ABORTED TAKEOFF..DELAYED..PILOT IN COMMAND
Contributing Factors
TERRAIN CONDITION..DIRT BANK/RISING EMBANKMENT
Contributing Factors
BRAKES(NORMAL)..NOT USED..PILOT IN COMMAND
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