# NTSB investigations, VT: Loss of control in flight

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA20CA307](https://openairdocs.org/ntsb/ERA20CA307.md): Cessna 170 · Morrisville, VT · Accident · Serious injuries · Class 4 · Data collection · Final report · Sep 3, 2020 · N170JS · Substantial damage
  > The pilot's failure to maintain directional control and subsequent exceedance of the airplane's critical angle of attack during takeoff, which resulted in an aerodynamic stall and collision with terrain.
- [NTSB GAA18CA543](https://openairdocs.org/ntsb/GAA18CA543.md): Bosko Wr/Bosko Ce Safari · Highgate, VT · Accident · No injuries · Data collection · Final report · Sep 8, 2018 · N699WC · Substantial damage
  > The student pilot’s failure to maintain lateral control during a hover.
- [NTSB ERA18FA232](https://openairdocs.org/ntsb/ERA18FA232.md): Piper PA22 · Island Pond, VT · Accident · 1 fatal · Field investigation · Final report · Aug 25, 2018 · N6936B · Substantial damage
  > The pilot's exceedance of the airplane's critical angle of attack while maneuvering for landing, which resulted in an aerodynamic stall.
- [NTSB ERA18FA148](https://openairdocs.org/ntsb/ERA18FA148.md): Piper PA34 · Bennington, VT · Accident · 1 fatal · Field investigation · Final report · May 20, 2018 · N1101X · Destroyed
  > The pilot's improper decision to attempt a visual flight rules flight in instrument meteorological conditions, which resulted in a loss of control during a turn.
- [NTSB ERA17LA312](https://openairdocs.org/ntsb/ERA17LA312.md): Piper PA28 · Lyndonville, VT · Accident · No injuries · Limited investigation · Final report · Sep 2, 2017 · N132AV · Substantial damage
  > The pilot's loss of airplane control during takeoff.
- [NTSB GAA17CA519](https://openairdocs.org/ntsb/GAA17CA519.md): Piper J5A · Springfield, VT · Accident · No injuries · Data collection · Final report · Aug 27, 2017 · N30897 · Substantial damage
  > The pilot's unstabilized approach, which resulted in landing long and fast, and his subsequent failure to maintain clearance from trees during a go-around.
- [NTSB ERA17FA072](https://openairdocs.org/ntsb/ERA17FA072.md): Piper PA28 · Middlebury, VT · Accident · 1 fatal · Field investigation · Final report · Dec 23, 2016 · N31202 · Substantial damage
  > The pilot's improper decision to return to the airport following a partial or complete loss of engine power during takeoff initial climb and his failure to maintain sufficient airspeed while maneuvering, which resulted in exceedance of the critical angle of…
- [NTSB GAA16CA495](https://openairdocs.org/ntsb/GAA16CA495.md): Piper PA 11 · Grand Isle, VT · Accident · No injuries · Data collection · Final report · Sep 19, 2016 · N4681M · Substantial damage
  > The pilot's failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle-of-attack during a simulated engine failure and forced landing with a tailwind, which resulted in an aerodynamic stall.
- [NTSB ERA14LA202](https://openairdocs.org/ntsb/ERA14LA202.md): Oconnor Paul A Ultimate Aero 10-200 · Saint Albans, VT · Accident · No injuries · Limited investigation · Final report · Apr 18, 2014 · N827D · Destroyed
  > The propeller blade’s failure due to fatigue cracks that initiated from pitch change pin attachment holes that had been drilled too deep during manufacture.
- [NTSB ERA09LA509](https://openairdocs.org/ntsb/ERA09LA509.md): Hebert Kitfox Speedster · Morrisville, VT · Accident · Serious injuries · Limited investigation · Final report · Sep 7, 2009 · N43KA · Substantial damage
  > A total loss of engine power during the initial climb after takeoff for undetermined reasons.
- [NTSB ERA09LA323](https://openairdocs.org/ntsb/ERA09LA323.md): York Ronald J Rotorway 162F · Berlin, VT · Accident · 1 fatal · Limited investigation · Final report · Jun 5, 2009 · N162RY · Destroyed
  > A loss of control in flight for undetermined reasons.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'VT' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/240/sequence?state=VT

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.