# NTSB investigations, 2011, FL: 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 ERA12LA126](https://openairdocs.org/ntsb/ERA12LA126.md): Classic Waco YMF5 · Marathon, FL · Accident · No injuries · Limited investigation · Final report · Dec 26, 2011 · N64JE · Substantial damage
  > The pilot did not ensure that there was sufficient fuel aboard the airplane before initiating the flight, which resulted in temporary fuel starvation and an interruption in engine power during maneuvering. Contributing to the accident was the pilot’s decision…
- [NTSB ERA12FA123](https://openairdocs.org/ntsb/ERA12FA123.md): Aero Commander 560-F · Venice, FL · Accident · 1 fatal · Field investigation · Final report · Dec 26, 2011 · N560WM · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during a single-engine approach, which resulted in an aerodynamic stall. Contributing to the accident was the total loss of power in the left engine due to a failed No. 2 connecting rod bearing.
- [NTSB ERA12LA106](https://openairdocs.org/ntsb/ERA12LA106.md): Cessna 152 · Venice, FL · Accident · No injuries · Limited investigation · Final report · Dec 9, 2011 · N471TC · Substantial damage
  > A loss of engine power during takeoff for reasons that could not be determined because postaccident examination and testing did not reveal any anomalies that would have precluded normal operation.
- [NTSB ERA12LA071](https://openairdocs.org/ntsb/ERA12LA071.md): Siai-Marchetti S205-22R · Okeechobee, FL · Accident · No injuries · Limited investigation · Final report · Nov 5, 2011 · N729WA · Substantial damage
  > A partial loss of engine power due to a failure of the drive bearings in the alternator drive system. Contributing to the accident was the inadequate maintenance.
- [NTSB ERA12LA058](https://openairdocs.org/ntsb/ERA12LA058.md): Cessna 172N · Pompano Beach, FL · Accident · Minor injuries · Limited investigation · Final report · Nov 1, 2011 · N739JN · Substantial damage
  > The separation of the throttle cable from its fitting, which resulted in an inability to control engine power. Contributing to the accident was the inadequate maintenance by the owner.
- [NTSB ERA11LA429](https://openairdocs.org/ntsb/ERA11LA429.md): Cessna 172M · Pahokee, FL · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 2011 · N1443U · Substantial damage
  > The flight instructor's misjudgment of the airplane's position and airspeed relative to the runway while returning to the airport after a partial loss of engine power. Contributing to the accident was the separation of the engine's No. 3 cylinder exhaust…
- [NTSB ERA11LA325](https://openairdocs.org/ntsb/ERA11LA325.md): Clamar Floats CA-4 · Merritt Island, FL · Accident · Minor injuries · Limited investigation · Final report · Jun 3, 2011 · N434JC · Substantial damage
  > The loss of engine power during takeoff for reasons that could not be determined because a postaccident examination could not be performed before the airplane was disassembled.
- [NTSB ERA11FA274](https://openairdocs.org/ntsb/ERA11FA274.md): Beech E18S · Miami Gardens, FL · Accident · 1 fatal · Field investigation · Final report · May 2, 2011 · N18R · Substantial damage
  > The pilot’s improper response to a loss of power in the No. 2 engine and his failure to ensure that the airplane was airworthy. Contributing to the accident was the inadequate engine maintenance by the operator's maintenance personnel.

## 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") = 2011
  AND c."eventStateOrRegion" = 'FL' 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=FL&year=2011

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