NTSB CAROL · Event
Event CHI91LA231
Registry · N781BA
FAA Aircraft Registry record.
Make / Model
BOEING COMPANY THE 767-2C
Seats / Engines
35 seats · 2 engines
ADS-B equipped
Yes — Mode-S AA9457
Registrant of record
BOEING CO
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Probable cause & findings
A COLLISION WITH WIRES AFTER THE GLIDER OVERSHOT THE LANDING AREA DUE TO INADVERTENT LOWERING OF THE FLAPS AND NO USE OF SPOILERS.
Factual narrative
THE STUDENT GLIDER PILOT SAID THAT HE INADVERTENTLY DEPLOYED THE FLAPS INSTEAD OF THE SPOILERS WHILE MAKING A LANDING APPROACH. THE GLIDE PATH WAS SHALLOWED AND THE PILOT WAS UNABLE TO LAND ON THE GRASS STRIP. THE GLIDER OVERSHOT THE RUNWAY AND COLLIDED WITH POWER LINES, THEN THE ROUGH TERRAIN. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1991_CHI91LA231.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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