NTSB LAX90FA002 — 1989-10-05 · PALM SPRINGS, California, United States

Aircraft involved

N3063T Piper PA-28RT-201T Fatal

Probable cause & findings

IMPROPER IN-FLIGHT PLANNING/DECISION BY THE PILOT, AND HIS FAILURE TO FOLLOW WAKE TURBULENCE AVOIDANCE PROCEDURES, WHICH RESULTED IN A VORTEX TURBULENCE ENCOUNTER. A FACTOR RELATED TO THE ACCIDENT WAS: THE PILOT'S FAILURE TO ASSURE THE AIRCRAFT WAS LOADED WITHIN ITS WEIGHT AND BALANCE LIMITATIONS.

Factual narrative

THE PIPER PA-28 PLT ENTERED LEFT TRAFFIC TO LAND ON RWY 12 IN WINDS THAT WERE VARIABLE AT 6 KTS. THE RWY WAS 8500' LONG, BUT IT HAD A 1200' DISPLACED THRESHOLD. AT ABT THE SAME TIME, A BOEING 727 (ALASKA FLT 192) WAS ON AN APCH TO LAND ON THE SAME RWY. THE TWR CTLR ADZD THE PA-28 PLT OF THE OTHER TRAFFIC & CAUTIONED HIM ABT WAKE TURBULENCE. THE PA-28 WAS ABEAM THE APCH END OF THE RWY ON A CLOSE DOWNWIND AS FLT 192 LANDED. THE PA-28 PLT WAS CLRD TO LAND & HE ENTERED AN 'IMMEDIATE STEEP BANK AND DESCENDING TURN.' RPRTDLY, THE PA-28 WAS MANEUVERED ONTO FINAL APCH ABT 100' TO 200' AGL, THEN IT BEGAN OSCILLATING EXCESSIVELY & CRASHED. NO PREIMPACT MECHANICAL PROBLEM WAS EVIDENT. A WEIGHT & BALANCE COMPUTATION SHOWED THE PA-28 WAS ABT 150 LBS OVER ITS MAX GROSS WEIGHT LIMITATION & THE CG WAS 3.86 INCHES BEHIND THE AFT LIMIT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1989_LAX90FA002.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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