NTSB Identification: FTW90FA168.
The docket is stored on NTSB microfiche number 42120.
Accident occurred Sunday, August 26, 1990 in BATON ROUGE, LA
Probable Cause Approval Date: 09/21/1992
Aircraft: CESSNA 150M, registration: N66369
Injuries: 2 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PRIVATE PILOT RECEIVED HIS PILOT'S LICENSE THE DAY BEFORE THE ACCIDENT. ON THE ACCIDENT DAY, HE HAD GIVEN HIS MOTHER A RIDE, THEN TOOK UP HIS FATHER. TOWER SAID TAKEOFF AND CLIMB WAS NORMAL TO 200 TO 300 FEET AGL. PILOT SAID HE TURNED AROUND FOR IMMEDIATE LANDING, THEN SAID, 'I CAN'T HEAR YOU.' FROM A NOSE HIGH, STEEP LEFT BANK, THE AIRPLANE WENT TO THE GROUND. IT IMPACTED NEAR VERTICAL. WITNESS FIRST SAID HE HEARD A LOUD BANG, THEN SAW AIRPLANE ON THE GROUND. HE LATER SAID HE HEARD A SPUTTERING SOUND, THEN HEARD A LOUD BANK, THEN SAW THE AIRPLANE ON THE GROUND. WITH IMPACT DAMAGE REPAIRED OR REPLACED, ON TEST STAND, ENGINE LATER RAN TO 2,710 RPM. DURING INVESTIGATION, RIGHT DOOR WAS FOUND WITH DIAGONAL IMPACT MARK THAT MATCHED RIGHT WING STRUT. THE RIGHT DOOR LOCK AND THE DOOR-POST-LOCK- RECEPTACLE WERE NOT DAMAGED. THERE WAS PAINT MATCHING THE RIGHT DOOR, ON THE RIGHT WING STRUT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

THE PILOT'S FAILURE TO MAINTAIN FLYING SPEED WHICH RESULTED IN AN INADVERTENT STALL DURING THE STEEP TURN. A FACTOR WAS THE DOOR OPENING IN FLIGHT.

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