# NTSB investigations, WI: Roll over

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 CEN20LA329](https://openairdocs.org/ntsb/CEN20LA329.md): Piper PA22 · Burlington, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 9, 2020 · N6849B · Substantial damage
  > A partial loss of engine power due to the formation of carburetor ice while on the ground, which resulted in reduced climb capability and impact with trees during the initial climb.
- [NTSB GAA19CA157](https://openairdocs.org/ntsb/GAA19CA157.md): Piper PA22 · Superior, WI · Accident · No injuries · Data collection · Final report · Mar 7, 2019 · N522DN · Substantial damage
  > The pilot's failure to maintain directional control during landing on a snow- and ice-covered runway, which resulted in impact with a snowbank and a nose-over.
- [NTSB CEN11LA506](https://openairdocs.org/ntsb/CEN11LA506.md): Gottschalk John R John 1 · Oshkosh, WI · Accident · No injuries · Limited investigation · Final report · Jul 25, 2011 · N559RD · Substantial damage
  > The pilot's inadequate preflight planning, which led to the power required exceeding the power available and resulted in a loss of lift and subsequent hard landing.
- [NTSB CEN10CA371](https://openairdocs.org/ntsb/CEN10CA371.md): Brantly B-2B · East Troy, WI · Accident · No injuries · Data collection · Final report · Jul 4, 2010 · N9011R · Substantial damage
  > The pilot's failure to maintain control 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."eventStateOrRegion" = 'WI' 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" = '097' 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/097/sequence?state=WI

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