# NTSB investigations, 2012, UT: Runway excursion

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 WPR13CA068](https://openairdocs.org/ntsb/WPR13CA068.md): Robinson R22 · Logan, UT · Accident · No injuries · Data collection · Final report · Dec 15, 2012 · N393LE · Substantial damage
  > The flight instructor’s delayed remedial action and inadequate supervision during a practice autorotation, which resulted in a failure to maintain adequate main rotor rpm. Contributing to the accident was the wet landing surface.
- [NTSB WPR12CA404](https://openairdocs.org/ntsb/WPR12CA404.md): Korrison Tom Sparrow Hawk · Spanish Fork, UT · Accident · Minor injuries · Data collection · Final report · Sep 7, 2012 · N51140 · Substantial damage
  > The pilot's failure to maintain directional control of the gyroplane during an aborted takeoff.
- [NTSB WPR12CA398](https://openairdocs.org/ntsb/WPR12CA398.md): Lake John K MA-5 Charger · Eagle Mountain, UT · Accident · No injuries · Data collection · Final report · Sep 5, 2012 · N795MC · Substantial damage
  > The airplane’s encounter with a large hole in the runway during the landing roll, which resulted in a loss of control and subsequent runway excursion.
- [NTSB WPR12CA215](https://openairdocs.org/ntsb/WPR12CA215.md): Maule M-7-260 · Brigham City, UT · Accident · No injuries · Data collection · Final report · May 6, 2012 · N7ZF · Substantial damage
  > The pilot’s failure to maintain directional control while landing with a gusting crosswind.

## 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") = 2012
  AND c."eventStateOrRegion" = 'UT' 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" = '300' 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/300/sequence?state=UT&year=2012

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