# NTSB investigations, AK: Aircraft inspection event

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 ANC24LA097](https://openairdocs.org/ntsb/ANC24LA097.md): Stinson 108-3 · Lime Village, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 14, 2024 · N691E · Substantial damage
  > The pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion and a subsequent forced landing in tree-covered terrain.
- [NTSB ANC24LA025](https://openairdocs.org/ntsb/ANC24LA025.md): Cessna 120 · Talkeetna, AK · Accident · No injuries · Class 3 · Limited · Final report · Apr 21, 2024 · N77032 · Substantial damage
  > A degraded ignition system, which resulted in a total loss of engine power. Contributing to the accident was maintenance personnel’s inadequate inspection of the ignition system.
- [NTSB ANC23LA034](https://openairdocs.org/ntsb/ANC23LA034.md): Dennis D Downs CCK-1865 · Sterling, AK · Accident · No injuries · Class 4 · Limited · Final report · May 12, 2023 · N3151 · Substantial damage
  > The pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB ANC23LA013](https://openairdocs.org/ntsb/ANC23LA013.md): Taylorcraft BL-65 · Wasilla, AK · Accident · No injuries · Class 3 · Limited · Final report · Jan 14, 2023 · N29886 · Substantial damage
  > The pilot's failure to remove all water from the fuel tank, which resulted in fuel contamination and a subsequent partial loss of engine power.
- [NTSB ANC21LA022](https://openairdocs.org/ntsb/ANC21LA022.md): Cessna A185F · Skwentna, AK · Accident · No injuries · Class 3 · Limited · Final report · Mar 5, 2021 · N1848R · Substantial damage
  > Installation of improper hardware on the ski check cable. Contributing to the accident was the inadequate inspection of the ski yokes, which resulted in the subsequent failure of the right main landing gear ski yoke and collapse of the right main landing gear…
- [NTSB GAA18CA534](https://openairdocs.org/ntsb/GAA18CA534.md): Robinson R44 · Girdwood, AK · Accident · No injuries · Data collection · Final report · Aug 30, 2018 · N99645 · Substantial damage
  > The fisherman's fishing rod striking the helicopter’s rotating main rotor disk during loading.
- [NTSB ANC17LA052](https://openairdocs.org/ntsb/ANC17LA052.md): Cessna A185 · Aniak, AK · Accident · No injuries · Limited investigation · Final report · Aug 18, 2017 · N92DC · Substantial damage
  > The pilot's inadequate preflight inspection, which failed to detect a crack in the propeller blade, which led to the separation of a section of a propeller blade due to fatigue.
- [NTSB ANC14LA035](https://openairdocs.org/ntsb/ANC14LA035.md): Dehavilland DHC-3T · Homer, AK · Accident · No injuries · Limited investigation · Final report · May 30, 2014 · N3125N · Substantial damage
  > The flutter failure of the right elevator servo tab due to the improper fabrication of the servo tab and maintenance personnel’s subsequent failure to detect anomalies with the servo tab.
- [NTSB ANC11CA033](https://openairdocs.org/ntsb/ANC11CA033.md): Piper PA-12 · Wasilla, AK · Accident · Minor injuries · Data collection · Final report · May 17, 2011 · N7690H · Substantial damage
  > The pilot's inadequate preflight inspection, resulting in a departure with the fuel selector in the "off" position, a subsequent loss of engine power, and an off-airport emergency landing.
- [NTSB ANC11CA005](https://openairdocs.org/ntsb/ANC11CA005.md): Piper PA-18-150 · Clear, AK · Accident · No injuries · Data collection · Final report · Dec 23, 2010 · N40283 · Substantial damage
  > The pilot's inadequate preflight inspection, which resulted in a loss of engine power due to water/ice in the fuel system.
- [NTSB ANC09LA038](https://openairdocs.org/ntsb/ANC09LA038.md): Cessna TU206 · Bethel, AK · Accident · Minor injuries · Limited investigation · Final report · May 6, 2009 · N629SP · Substantial damage
  > The pilot’s failure to remove visible frost from the wings during the preflight inspection, and his failure to maintain adequate airspeed to avoid a stall. Contributing to the accident were conditions conducive to structural icing/frost.
- [NTSB ANC09LA017](https://openairdocs.org/ntsb/ANC09LA017.md): Cessna 207A · Hoonah, AK · Accident · No injuries · Limited investigation · Final report · Dec 31, 2008 · N39AK · Substantial damage
  > The pilot's failure to ensure that the aft cargo door was properly latched and locked prior to departure, which resulted in an in-flight opening of the aft cargo door and subsequent damage to the airplane.

## 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" = 'AK' 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" = '050' 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/050/sequence?state=AK

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