# NTSB investigations, 2014: Aircraft structural failure

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 ERA15LA044](https://openairdocs.org/ntsb/ERA15LA044.md): Itec Maverick · Dunnellon, FL · Accident · Serious injuries · Limited investigation · Final report · Oct 21, 2014 · N356MV · Destroyed
  > A cell blowout in the fabric wing, which resulted in an asymmetrical loss of lift and a subsequent loss of aircraft control.
- [NTSB WPR14FA369](https://openairdocs.org/ntsb/WPR14FA369.md): Backovich George C G P 5 · Reno, NV · Accident · 1 fatal · Field investigation · Final report · Sep 8, 2014 · N501GP · Destroyed
  > The failure of the right wing under normal race loads due to an improper repair of the right wing spar that reduced its structural strength following a previous landing accident.
- [NTSB WPR14LA361](https://openairdocs.org/ntsb/WPR14LA361.md): Travel Air C 4000 · Williams, CA · Accident · Serious injuries · Limited investigation · Final report · Aug 30, 2014 · N9952 · Substantial damage
  > The failure of the elevator control tube due to corrosion, which resulted in a loss of elevator control and collision with terrain.
- [NTSB CEN14LA351](https://openairdocs.org/ntsb/CEN14LA351.md): Cessna 152 · Denton, TX · Accident · No injuries · Limited investigation · Final report · Jul 5, 2014 · N49785 · Substantial damage
  > The in-flight failure of the right wing’s rear spar.
- [NTSB ERA14LA293](https://openairdocs.org/ntsb/ERA14LA293.md): Schweizer 269C-1 · Allentown, PA · Accident · Minor injuries · Limited investigation · Final report · Jun 17, 2014 · N152CC · Substantial damage
  > Inadequate inspection and maintenance of the helicopter’s landing gear dampers, which resulted in ground resonance during helicopter shutdown.
- [NTSB WPR14LA238](https://openairdocs.org/ntsb/WPR14LA238.md): Skykits Savannah VGW · Helena, MT · Accident · No injuries · Limited investigation · Final report · Jun 7, 2014 · N472WM · Substantial damage
  > The overload failure of the nosewheel fork retaining bolts during landing, which resulted in a nose-over.
- [NTSB WPR14LA179](https://openairdocs.org/ntsb/WPR14LA179.md): Coulter Hugh Clarke Pulsar XP Series I · Bremerton, WA · Accident · No injuries · Limited investigation · Final report · Apr 30, 2014 · N452PC · Substantial damage
  > Fatigue failure of the nose landing gear retention and pivot shaft, which resulted in the in-flight separation of the nose gear wheel and tire assembly.
- [NTSB DCA14WA151](https://openairdocs.org/ntsb/DCA14WA151.md): Piper PA46 · Kimberley, South Africa · Accident · 2 fatal · Foreign investigation · Apr 22, 2014 · ZS-LLD · Destroyed
- [NTSB CEN14LA196](https://openairdocs.org/ntsb/CEN14LA196.md): Piper PA 46-350P · West Chicago, IL · Accident · No injuries · Limited investigation · Final report · Apr 11, 2014 · N1972M · Substantial damage
  > The failure of the nose gear actuator attachment to the engine mount due to overstress, which resulted in the loss of directional control during landing.
- [NTSB ERA14FA168](https://openairdocs.org/ntsb/ERA14FA168.md): Piper PA-44-180 · Brunswick, GA · Accident · 2 fatal · Field investigation · Final report · Mar 24, 2014 · N923RS · Destroyed
  > An inflight failure of the airplane's only operating vacuum pump, which resulted in the loss of attitude information provided by vacuum-driven flight instruments. Also causal was the pilots' failure to maintain control of the airplane while operating in…
- [NTSB WPR14LA130](https://openairdocs.org/ntsb/WPR14LA130.md): Grumman G164 - A · Caruthers, CA · Accident · No injuries · Limited investigation · Final report · Feb 28, 2014 · N72ES · Substantial damage
  > An undetected fatigue crack in the landing gear leg, which initiated at an electrical arc-induced damage site of undetermined origin and resulted in landing gear failure. Contributing to the severity of damage to the airplane was the close proximity of an…
- [NTSB ENG14IA016](https://openairdocs.org/ntsb/ENG14IA016.md): Douglas C 118A · Emmonak, AK · Incident · No injuries · Incident investigation · Final report · Feb 25, 2014 · N351CE · Minor damage
  > The fatigue failure of the lower wing skin due to aging mechanisms. Contributing to the failure were lower wing skin inspection procedures insufficient to identify the crack.
- [NTSB CEN14FA140](https://openairdocs.org/ntsb/CEN14FA140.md): Hillam Scott L Rans S 10 · Shepherd, TX · Accident · 1 fatal · Field investigation · Final report · Feb 16, 2014 · N3000V · Destroyed
  > The noncertificated pilot’s improper decision to attempt aerobatic maneuvers that exceeded the airplane’s design limitations, which resulted in the subsequent in-flight breakup of the airplane. Contributing to the accident was the pilot’s lack of aerobatic…
- [NTSB WPR14LA104](https://openairdocs.org/ntsb/WPR14LA104.md): Simpson Amphibeous Trike/No · Chehalis, WA · Accident · No injuries · Limited investigation · Final report · Jan 25, 2014 · N440LS · Substantial damage
  > The failure of the left wing prong.

## 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") = 2014
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '337' 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/337/sequence?year=2014

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