# NTSB investigations, 2016, ID: Loss of engine power (partial)

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 WPR17LA009](https://openairdocs.org/ntsb/WPR17LA009.md): Gray Jim Robert Exec 90 · Caldwell, ID · Accident · No injuries · Limited investigation · Final report · Oct 19, 2016 · N716JB · Substantial damage
  > The pilot's failure to properly tighten the tension bolts during the installation of the alternator belt, which resulted in inadequate voltage to sustain ignition and the subsequent partial loss of engine power.
- [NTSB WPR17LA003](https://openairdocs.org/ntsb/WPR17LA003.md): Melborn Joe B Kolb Sport 600 · Roberts, ID · Accident · Minor injuries · Limited investigation · Final report · Oct 9, 2016 · N914NK · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR16LA159](https://openairdocs.org/ntsb/WPR16LA159.md): Air Tractor AT 301 · Weiser, ID · Accident · No injuries · Limited investigation · Final report · Aug 2, 2016 · N23923 · Substantial damage
  > A partial loss of engine power due to an internal catastrophic failure of the master rod crankpin bearing.
- [NTSB WPR16LA082](https://openairdocs.org/ntsb/WPR16LA082.md): Grumman G164 · Juliaetta, ID · Accident · No injuries · Limited investigation · Final report · Mar 12, 2016 · N6894Q · Substantial damage
  > A partial loss of engine power due to a crack in the No. 2 cylinder.

## 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") = 2016
  AND c."eventStateOrRegion" = 'ID' 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" = '342' 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/342/sequence?state=ID&year=2016

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