# NTSB investigations, 2011: 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 WPR12CA072](https://openairdocs.org/ntsb/WPR12CA072.md): Schweizer SGS 1-26B · Murrieta, CA · Accident · No injuries · Data collection · Final report · Dec 28, 2011 · N8641R · Substantial damage
  > The glider's encounter with insufficient atmospheric lift to maintain soaring flight.
- [NTSB WPR11FA415](https://openairdocs.org/ntsb/WPR11FA415.md): Cessna 172M · Santa Monica, CA · Accident · Serious injuries · Field investigation · Final report · Aug 29, 2011 · N5155Q · Substantial damage
  > The student pilot’s misjudged approach and landing attempt. Contributing to the accident was a lack of airspeed due to a blocked pitot tube.
- [NTSB WPR11CA411](https://openairdocs.org/ntsb/WPR11CA411.md): Schweizer SGS 2-32 · Warner Springs, CA · Accident · Serious injuries · Data collection · Final report · Aug 28, 2011 · N5840V · Substantial damage
  > The pilot’s inadequate altitude to clear a ridgeline while maneuvering over a mountainous area.
- [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 ERA11CA460](https://openairdocs.org/ntsb/ERA11CA460.md): Mooney M20R · West Chester, PA · Accident · No injuries · Data collection · Final report · Aug 16, 2011 · N121RP · Substantial damage
  > The pilot did not maintain adequate airspeed during a go-around, which resulted in an aerodynamic stall.
- [NTSB WPR11CA342](https://openairdocs.org/ntsb/WPR11CA342.md): Schleicher ASW-27 · Preston, ID · Accident · No injuries · Data collection · Final report · Jul 21, 2011 · N78AB · Substantial damage
  > The glider's impact with crops during the off-airport landing.
- [NTSB WPR11CA486](https://openairdocs.org/ntsb/WPR11CA486.md): Schleicher ASW-27 · Brigham City, UT · Accident · No injuries · Data collection · Final report · Jul 19, 2011 · N797V · Substantial damage
  > The glider pilot did not take timely action to locate a safe outlanding area after entering an area where atmospheric lift was not sufficient to maintain soaring flight.
- [NTSB ERA11CA340](https://openairdocs.org/ntsb/ERA11CA340.md): Mooney M-20G · Monroeville, PA · Accident · No injuries · Data collection · Final report · Jun 12, 2011 · N6936N · Substantial damage
  > The pilot’s failure to maintain airplane control during takeoff.
- [NTSB ERA11CA288](https://openairdocs.org/ntsb/ERA11CA288.md): Schleicher ASW-27 · Athens, TN · Accident · Minor injuries · Data collection · Final report · May 7, 2011 · N27LX · Substantial damage
  > The pilot's inadequate visual lookout resulting in a collision with power lines while making an off-airport landing.
- [NTSB CEN11LA318](https://openairdocs.org/ntsb/CEN11LA318.md): Robinson Helicopter R22 Beta · Yancey, TX · Accident · No injuries · Limited investigation · Final report · May 3, 2011 · N927SH · Substantial damage
  > The loss of engine power due to the unintentional closure of the fuel shutoff valve.
- [NTSB WPR11CA208](https://openairdocs.org/ntsb/WPR11CA208.md): Doktor Fiberglas H101 Salto · Peoria, AZ · Accident · No injuries · Data collection · Final report · Apr 24, 2011 · N110AZ · Substantial damage
  > The glider's encounter with turbulence and loss of lift, which resulted in a ditching in a lake.
- [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 ERA11CA206](https://openairdocs.org/ntsb/ERA11CA206.md): Rolladen-Schneider LS-3 · Winchester, TN · Accident · Serious injuries · Data collection · Final report · Mar 24, 2011 · N1359 · Substantial damage
  > The glider pilot's delayed response to changing weather conditions, which resulted in an off-airport landing into trees.
- [NTSB ERA11WA119](https://openairdocs.org/ntsb/ERA11WA119.md): Avions Robin DR400 · Guidonia Montecelio, Italy · Accident · 1 fatal · Foreign investigation · Jan 11, 2011 · I-ITAV · Destroyed
  > On January 11, 2011, about 1430 universal coordinated time, an Avions Pierre Robin, DR400/180R, Italian registration I-ITAV, crashed during takeoff, while towing a glider, and was destroyed by fire. The airplane was departing Guidonia Airport (LIRG), Guidonia…

## 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 year(c."eventDate") = 2011
  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?year=2011

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