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Atlas / NTSB / FTW91DRG06

NTSB CAROL · Event

Event FTW91DRG06

1991-07-24 SAN MARCOS, Texas, United States Fatal 1 aircraft Status: Completed

Registry · N7PZ

FAA Aircraft Registry record.

Make / Model

PIPER PA-46-701TP

Year of manufacture

2024

Engine

P&W CANADA PT6A-52 (898 hp)

Seats / Engines

6 seats · 1 engine

Last airworthiness date

20240827

ADS-B equipped

Yes — Mode-S A95139

Registrant of record

EAGLES FLIGHT LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

THE PILOT'S FAILURE TO MAINTAIN FLYING AIRSPEED RESULTING IN A STALL.

Factual narrative

THE PRIVATE PILOT WAS PERFORMING A MAINTENANCE TEST FLIGHT IN THE TRAFFIC PATTERN OF HIS HOME BASE AIRPORT IN HIS EXPERIMENTAL AIRPLANE. AFTER DEPARTING FROM THE RUNWAY, THE AIRPLANE WAS OBSERVED IN A LEFT TURN ON BASE TO FINAL APPROACH. EYEWITNESSES STATED THAT THE AIRPLANE CONTINUED TO BANK LEFT AND TIGHTENED THE TURN BEFORE IT NOSED OVER OUT OF CONTROL TO IMPACT THE GROUND. SEVERAL WITNESSES MONITORED AN EXEMPLAR FLIGHT DURING THE INVESTIGATION AND NOTED THAT THE ACCIDENT AIRPLANE APPEARED TO BE SLOWER IN THE PATTERN COMPARED TO THE DEMONSTRATION AIRPLANE. NO MECHANICAL ANOMALIES WERE FOUND TO ANY AIRPLANE SYSTEM DURING THE INVESTIGATION BY THE FAA COORDINATOR. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1991_FTW91DRG06.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 (stall, 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 ↗