Aviation Accident Summaries

Aviation Accident Summary FTW88FA164

OKMULGEE, OK, USA

Aircraft #1

N47806

PIPER PA-28R-201T

Analysis

THE NON-INSTRUMENT RATED PLT CONTD VFR FLT AT NIGHT INTO AN AREA THAT WX BRIEFERS & ATC CONTROLLERS HAD WARNED OF THUNDERSTORMS, HEAVY PRECIPATION & POSSIBLE TORNADO ACTIVITY. SUBSEQUENTLY, HE REQUESTED 'A LITTLE GUIDANCE' & SAID HE WAS HAVING TROUBLE 'HOLDING A POSITION' & WAS 'RUNNING ON A . . . MAGNETIC COMPASS.' SUBSEQUENTLY, THE ACFT ENTERED A STEEP DESCENT, THEN RADIO & RADAR CONTACT WERE LOST. THE ACFT BROKE UP IN FLT AT AN UNKNOWN ALT & WRECKAGE WAS SCATTERED OVER A 3 MI AREA. AN EXAM OF THE WRECKAGE REVEALED THE RGT WING HAD FAILED UNDER POSITIVE LOADS (UPWARD) &THE THE LEFT HORIZONTAL STABILIZER SPAR WAS BENT DOWNWARD. THE RGT HORIZONTAL STABILIZER SEPARATED & WAS NOT FOUND.

Probable Cause and Findings

NON-INSTRUMENT RATED PILOT'S INTENTIONAL FLIGHT INTO AN AREA OF ADVERSE WEATHER ASSOCIATED WITH THUNDERSTORMS, HEAVY PRECIPITATION, AND TURBULENCE. THE PILOT EXPERIENCED VERTIGO AND LOST CONTROL OF THE AIRCRAFT. THE AIRCRAFT THEN SUSTAINED AN INFIGHT BREAKUP AT A HIGH ALTITUDE.

 

Source: NTSB Aviation Accident Database

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