# NTSB investigations: Piper PA-18A: 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 WPR17LA102](https://openairdocs.org/ntsb/WPR17LA102.md): Piper PA 18A · Coeur D'Alene, ID · Accident · Minor injuries · Limited investigation · Final report · May 8, 2017 · N245KW · Substantial damage
  > The loss of yaw control due to an inadequately compressed rudder swage, which resulted from inadequate maintenance and led to the separation of the forward right rudder cable.
- [NTSB ANC13CA083](https://openairdocs.org/ntsb/ANC13CA083.md): Piper PA-18A · Talkeetna, AK · Accident · Minor injuries · Data collection · Final report · Aug 24, 2013 · N3599A · Substantial damage
  > The pilot's failure to maintain directional control during takeoff.
- [NTSB ANC12CA034](https://openairdocs.org/ntsb/ANC12CA034.md): Piper PA-18-150 · Palmer, AK · Accident · Minor injuries · Data collection · Final report · Apr 30, 2012 · N8976D · Substantial damage
  > The student pilot did not maintain sufficient airspeed during a steep turn after takeoff, which resulted in an aerodynamic stall.
- [NTSB WPR10LA393](https://openairdocs.org/ntsb/WPR10LA393.md): Piper PA18A · Billings, MT · Accident · Minor injuries · Limited investigation · Final report · Aug 10, 2010 · N2660A · Substantial damage
  > The pilot's inadequate compensation for the wind conditions and failure to maintain lateral and directional control of the airplane during landing.
- [NTSB CEN09LA190](https://openairdocs.org/ntsb/CEN09LA190.md): Piper PA-18A · Wood Lake, NE · Accident · Serious injuries · Limited investigation · Final report · Mar 4, 2009 · N3352B · Substantial damage
  > The pilot's failure to maintain adequate airspeed during the initial climb, which resulted in an aerodynamic stall.
- [NTSB CEN09CA062](https://openairdocs.org/ntsb/CEN09CA062.md): Piper PA-18 · Foraker, OK · Accident · No injuries · Data collection · Final report · Nov 16, 2008 · N7096D · Substantial damage
  > The pilot's failure to maintain directional control during the precautionary landing. Contributing to the accident were the wind gusts.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101804', '7102831')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND 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?model=7101804

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