# NTSB investigations, VA: Loss of lift

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 ERA22LA365](https://openairdocs.org/ntsb/ERA22LA365.md): Schweizer SGS 1-26D · Windsor, VA · Accident · No injuries · Class 4 · Limited · Final report · Jul 4, 2022 · N249AF · Substantial damage
  > The glider’s encounter with atmospheric conditions, where lift was not sufficient to maintain flight.
- [NTSB ERA20CA178](https://openairdocs.org/ntsb/ERA20CA178.md): Schempp Hirth Ventus 2CT · Stuarts Draft, VA · Accident · Minor injuries · Class 4 · Data collection · Final report · May 11, 2020 · N514TW · Substantial damage
  > A loss of thermal lift during a motor glider flight, which resulted in an off-airport landing. Contributing to the accident was the pilot's delayed attempted engine start.
- [NTSB ERA15LA375](https://openairdocs.org/ntsb/ERA15LA375.md): Schempp-Hirth Ventus 2CT · Blacksburg, VA · Accident · Serious injuries · Limited investigation · Final report · Sep 24, 2015 · N710JC · Substantial damage
  > A loss of thermal lift during a motor glider flight, which resulted in an off-airport landing. Contributing to the accident was the pilot’s failure to maintain adequate clearance from power lines during the off-airport landing attempt.
- [NTSB ERA11CA465](https://openairdocs.org/ntsb/ERA11CA465.md): Let L 33 Solo · Wakefield, VA · Accident · No injuries · Data collection · Final report · Aug 17, 2011 · N388BA · Substantial damage
  > The glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, resulting in an off-airport landing.
- [NTSB ERA11LA216](https://openairdocs.org/ntsb/ERA11LA216.md): Hiller UH-12E · Culpeper, VA · Accident · No injuries · Limited investigation · Final report · Mar 25, 2011 · N4033P · Substantial damage
  > Mechanical failure of the transmission for reasons that could not be determined because the transmission could not be torn down.
- [NTSB ERA10LA377](https://openairdocs.org/ntsb/ERA10LA377.md): Cessna 172N · Waynesboro, VA · Accident · No injuries · Limited investigation · Final report · Jul 24, 2010 · N3480E · Substantial damage
  > The pilot's failure to follow the short-field takeoff procedures published in the Pilot's Operating Handbook.

## 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" = 'VA' 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" = '500' 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/500/sequence?state=VA

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