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LAX91LA317

1991-07-17 · CUPERTINO, California, United States · None · 1 aircraft · Status: Completed

Aircraft involved

Probable cause & findings

FUEL EXHAUSTION WHICH RESULTED FROM THE PILOT INACCURATELY CALCULATING FUEL CONSUMPTION AND FUEL REQUIREMENTS.

Factual narrative

DURING THE FINAL APPROACH SEGMENT OF A PRECISION APPROACH RADAR (PAR), THE AIRCRAFT'S LEFT ENGINE HAD A TOTAL LOSS OF POWER. THE PILOT SECURED THE ENGINE AND THEN NOTICED THE RIGHT ENGINE LOSING POWER. THE PILOT SECURED THE RIGHT ENGINE AND ENTERED A POWER OFF FORCED LANDING. HE ATTEMPTED TO LAND ON AN INTERSTATE HIGHWAY. DURING THE DESCENT, THE AIRPLANE'S RIGHT MAIN LANDING GEAR CONTACTED THE TOP OF A BUS. THE PILOT CONTINUED THE DESCENT UNTIL THE AIRCRAFT TOUCHED DOWN ON THE HIGHWAY. THE AIRCRAFT COLLIDED WITH A LANE DIVIDER DURING THE LANDING ROLL AND CAME TO A REST. AN FAA SAFETY INSPECTOR EXAMINED THE AIRCRAFT ON SCENE AND COULD NOT FIND ANY EVIDENCE OF FUEL IN ANY OF THE AIRCRAFT'S FUEL TANKS. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1991_LAX91LA317.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.