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Atlas / NTSB / FTW88MA083

NTSB CAROL · Event

Event FTW88MA083

1988-03-25 DECATUR, Texas, United States None 1 aircraft Status: Completed

Registry · N411AE

FAA Aircraft Registry record.

Make / Model

AIRBUS A320-214

Year of manufacture

2010

TCDS

A28NM · AIRBUS SAS

Engine

CFM INTL CFM56-5B4/3

Seats / Engines

182 seats · 2 engines

Last airworthiness date

20211202

ADS-B equipped

Yes — Mode-S A4D7DC

Registrant of record

BANK OF UTAH TRUSTEE

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

AIRPLANE'S ENCOUNTER WITH ROUGHT TERRAIN DURING AN ATTEMPTED FORCED LANDING. THE FORCED LANDING WAS NECESSITATED AFTER THE CAPTAIN USED IMPROPER PROCEDURES TO SHUTDOWN THE LEFT ENGINE IN FLIGHT FOLLOWING AN UNEXPLAINED TORQUE FLUCTUATION.

Factual narrative

THE COPLT WAS FLYING THE ACFT AS IT WAS BEING FERRIED AFTER MINOR MAINTENANCE. AS THEY WERE IN A DESCENT AND WERE APCHG THE DESTN ARPT, THE CAPT NOTED A LEFT ENG TORQUE FLUCTUATION OF 20% TO 30% & ELECTED TO SECURE THE ENG, ALTHOUGH NO YAWING WAS NOTICED. DRG SHUTDOWN, THE LEFT PROP DID NOT FEATHER & DRAG INCREASED UNTIL THE ACFT WOULD NOT SUSTAIN LEVEL FLT. AN ATTEMPTED RESTART OF THE LEFT ENG WAS UNSUCCESSFUL, SO THE CAPT TRIED TO FEATHER IT AGAIN. HOWEVER, THE LEFT PROP STILL DID NOT FEATHER. SUBSEQUENTLY, THE PLTS WERE FORCED TO LAND IN AN OPEN FIELD ON UNEVEN TERRAIN & THE ACFT WAS DAMAGED. AN EXTENSIVE INVESTIGATION WAS MADE, BUT NO CAUSE COULD BE FOUND FOR THE TORQUE FLUCTUATION, NOR COULD THE CONDITION BE DUPLICATED, HOWEVER, THE INVESTIGATION DID NOTE THAT THE AIR & GROUND PROCEDURES FOR ENG SHUTDOWN WERE SIMILAR. A VARIATION IN THE GROUND SHUTDOWN PROCEDURES ALLOWED FOR ENGAGEMENT OF THE START LATCHES. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1988_FTW88MA083.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type or causal vocabulary (maintenance). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗