# NTSB investigations: Czech Sport PIPER SPORT: Loss of control on ground

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 WPR22FA338](https://openairdocs.org/ntsb/WPR22FA338.md): Czech Sport Piper Sport · Santa Monica, CA · Accident · 2 fatal · Class 3 · Field · Final report · Sep 8, 2022 · N126WK · Destroyed
  > The pilot’s inability to maintain control of the airplane during the landing flare due to the passenger’s excessive control inputs, which resulted in the airplane exceeding its critical angle of attack and entering an aerodynamic stall.
- [NTSB CEN16LA157](https://openairdocs.org/ntsb/CEN16LA157.md): Czech Sport Piper Sport · Mansfield, OH · Accident · No injuries · Limited investigation · Final report · Apr 14, 2016 · N197PS · Substantial damage
  > The pilot's failure to inspect the nose landing gear (NLG), which resulted in a crack going undetected and the subsequent separation of the NLG at the weld area during landing.

## 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 ('0600073')
    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" = '230' 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/230/sequence?model=0600073

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