# NTSB investigations: Lycoming TIO-540 series, 2018

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 ERA19LA072](https://openairdocs.org/ntsb/ERA19LA072.md): Piper PA46 · Mayport, FL · Accident · 2 fatal · Class 3 · Limited · Final report · Dec 20, 2018 · N307JM · Destroyed
  > An in-flight loss of control following an encounter with supercooled large droplet icing conditions, which ultimately resulted in an uncontrolled descent and subsequent inflight breakup. Also causal was the pilot’s failure to maintain an appropriate airspeed…
- [NTSB ERA19LA086](https://openairdocs.org/ntsb/ERA19LA086.md): Piper PA46 · Petersburg, WV · Accident · No injuries · Class 3 · Limited · Final report · Nov 18, 2018 · N88VZ · Substantial damage
  > A loss of control during the landing roll and subsequent runway excursion for reasons that could not be determined based on the available evidence.

## 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") = 2018
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41569', '42500'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41569&year=2018

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