# NTSB investigations: Engineering & Research 415-C: 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 ERA22LA412](https://openairdocs.org/ntsb/ERA22LA412.md): Engineering & Research 415-C · Galion, OH · Accident · No injuries · Class 3 · Limited · Final report · Sep 9, 2022 · N99209 · Substantial damage
  > A partial loss of engine power due to an exhaust valve that was stuck in the open position.
- [NTSB CEN19LA167](https://openairdocs.org/ntsb/CEN19LA167.md): Ercoupe 415 · Hawkins, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 13, 2019 · N87294 · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB CEN16LA299](https://openairdocs.org/ntsb/CEN16LA299.md): Engineering & Research 415 C · Mt Morris, IL · Accident · No injuries · Limited investigation · Final report · Jul 16, 2016 · N99307 · Substantial damage
  > The pilot's loss of airplane control during a forced landing in gusting crosswind conditions and the airplane’s subsequent bounce on the runway following a loss of engine power. Contributing to the accident was the loss of engine power due to carburetor icing.
- [NTSB CEN09FA243](https://openairdocs.org/ntsb/CEN09FA243.md): Engineering and Research 415C · Sandwich, IL · Accident · 2 fatal · Field investigation · Final report · Apr 11, 2009 · N87384 · Destroyed
  > The pilot's failure to execute an immediate forced landing to a suitable field and the engine's partial loss of power for an undetermined reason.

## 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 ('0420302')
    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" = '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?model=0420302

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