# NTSB investigations, 2016: Part(s) separation from AC

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 CEN17LA057](https://openairdocs.org/ntsb/CEN17LA057.md): Stinson 108-3 · Ionia, MI · Accident · No injuries · Limited investigation · Final report · Dec 16, 2016 · N812C · Substantial damage
  > A failure of the aft support cable on the left main landing ski due to an inadequately formed nicopress sleeve, which allowed the ski to rotate into a vertical position shortly after liftoff, and its unavoidable separation during the subsequent landing.
- [NTSB ERA17FA066](https://openairdocs.org/ntsb/ERA17FA066.md): Fairchild SA227 · Camilla, GA · Accident · 1 fatal · Field investigation · Final report · Dec 6, 2016 · N765FA · Destroyed
  > The pilot's decision to initiate and continue the flight into known adverse weather conditions, which resulted spatial disorientation, a loss of airplane control, and a subsequent in-flight breakup.
- [NTSB WPR17LA031](https://openairdocs.org/ntsb/WPR17LA031.md): Piper PA 31T · Missoula, MT · Accident · No injuries · Limited investigation · Final report · Dec 5, 2016 · N909PW · Substantial damage
  > Failure of the left windshield due to moisture ingression into the windshield laminate, which deteriorated the strength of the windshield.
- [NTSB ERA17FA050](https://openairdocs.org/ntsb/ERA17FA050.md): Curtiss JN4 · Williamson, GA · Accident · 2 fatal · Field investigation · Final report · Nov 17, 2016 · N1662 · Destroyed
  > The in-flight failure of the propeller due to excessive engine vibration loads and the use of an incorrectly-sized propeller, which resulted in a fatigue crack of the leading edge strip. Contributing to the accident was the inadequate repair of the propeller…
- [NTSB CEN17FA035](https://openairdocs.org/ntsb/CEN17FA035.md): Stamper RV-10 · Dubois, WY · Accident · 1 fatal · Field investigation · Final report · Nov 5, 2016 · N924WY · Destroyed
  > The pilot's failure to maintain adequate airspeed after becoming distracted by the opening of the gull-wing cabin door during takeoff, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic stall at a low…
- [NTSB ERA17LA032](https://openairdocs.org/ntsb/ERA17LA032.md): Bell OH 58C · Cameron, NC · Accident · Minor injuries · Limited investigation · Final report · Nov 1, 2016 · N139RD · Substantial damage
  > An in-flight failure of a main rotor blade due to fatigue cracks. Contributing to the failure of the main rotor blade was the absence of guidance to the operator to inspect an area of the main rotor blade known to be susceptible to fatigue cracks and the…
- [NTSB CEN17LA033](https://openairdocs.org/ntsb/CEN17LA033.md): North American TB 25N · Dallas, TX · Accident · No injuries · Limited investigation · Final report · Oct 29, 2016 · N25YR · Substantial damage
  > The overstress failure of the landing gear connecting rod and the improper installation of the arresting cables, which allowed the landing gear door to depart in flight and impact the airplane.
- [NTSB WPR17LA002](https://openairdocs.org/ntsb/WPR17LA002.md): Tamarack Helicopters UH-1H · Gila Bend, AZ · Accident · Minor injuries · Limited investigation · Final report · Oct 5, 2016 · N175SF · Substantial damage
  > The separation of the 90° tail rotor gearbox assembly as a result of fatigue to the tail rotor gearbox input quill assembly attachment studs due to the helicopter experiencing highly repetitive agricultural flight profiles for which it was not designed.
- [NTSB DCA16WA227](https://openairdocs.org/ntsb/DCA16WA227.md): Boeing 777 · Abu Dhabi, United Arab Emirates · Incident · No injuries · Foreign investigation · Sep 27, 2016 · A6-ETL · Minor damage
  > The General Civil Aviation Authority (GCAA) of the United Arab Emirates has notified the NTSB of an incident involving a Boeing 777 that occurred on September 27, 2016. The NTSB has appointed a U.S. Accredited Representative to assist the GCAA's investigation…
- [NTSB ANC16LA072](https://openairdocs.org/ntsb/ANC16LA072.md): Helio H-250 · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Sep 26, 2016 · N6324V · Substantial damage
  > The fatigue fracture failure of both main landing gear (MLG) legs during the landing roll, which resulted in the collapse and separation of both MLG legs.
- [NTSB ENG16IA037](https://openairdocs.org/ntsb/ENG16IA037.md): Airbus A320 · Miami, FL · Incident · No injuries · Incident investigation · Final report · Sep 19, 2016 · P4-AAA · Minor damage
  > the incorrect latching of the #2 Engine Fan Cowl following a routine maintenance check that resulted in separation of the cowl during takeoff.
- [NTSB WPR16LA181](https://openairdocs.org/ntsb/WPR16LA181.md): Dehavilland DH115 Vampire · Reno, NV · Accident · No injuries · Limited investigation · Final report · Sep 17, 2016 · N4861K · Substantial damage
  > The in-flight failure of the canopy and subsequent loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine revealed no anomalies that would have precluded normal operation.
- [NTSB DCA16WA231](https://openairdocs.org/ntsb/DCA16WA231.md): Boeing 727 · Kamina, Congo - Kinshasa · Accident · No injuries · Foreign investigation · Sep 16, 2016 · 9Q-CVS · Substantial damage
  > The government of Dem. Republic of Congo (DRC) has notified the NTSB of an accident involving a BOEING 727 airplane that occurred on September 16, 2016. The NTSB has appointed a U.S. Accredited Representative to assist the government of DRC's investigation…
- [NTSB GAA16CA522](https://openairdocs.org/ntsb/GAA16CA522.md): Dieterich Robert A AIR CAM · McCall, ID · Accident · No injuries · Data collection · Final report · Sep 11, 2016 · N322BD · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard landing and the left main landing gear wheel separating from the airplane, followed by an aborted landing, and a subsequent ground loop during the follow-on landing.
- [NTSB GAA16CA470](https://openairdocs.org/ntsb/GAA16CA470.md): Cessna 182 · Diller, NE · Accident · No injuries · Data collection · Final report · Sep 7, 2016 · N1928X · Substantial damage
  > The pilot's failure to go around after overshooting his intended touchdown point, which resulted in impact with farm equipment and terrain during an aborted landing attempt.
- [NTSB CEN16LA330](https://openairdocs.org/ntsb/CEN16LA330.md): Hiller UH 12D · Cokeville, WY · Accident · Minor injuries · Limited investigation · Final report · Aug 23, 2016 · N97TH · Substantial damage
  > Failure of the control rotor cuff due to fatigue.
- [NTSB ERA16LA295](https://openairdocs.org/ntsb/ERA16LA295.md): Piper PA34 · Hollywood, FL · Accident · No injuries · Limited investigation · Final report · Aug 19, 2016 · N16499 · Substantial damage
  > Maintenance personnel’s failure to comply with an airworthiness directive for the propeller, which resulted in a propeller hub failure due to fatigue.
- [NTSB GAA16CA430](https://openairdocs.org/ntsb/GAA16CA430.md): Pzl-Swidnik PW 6U · Llano, CA · Accident · No injuries · Data collection · Final report · Aug 14, 2016 · N212EC · Substantial damage
  > The pilot’s failure to properly secure the two aft canopy latches during the preflight inspection, which resulted in the canopy separating from the glider during the takeoff roll and substantial damage to the vertical stabilizer.
- [NTSB CEN16CA319](https://openairdocs.org/ntsb/CEN16CA319.md): Cessna 172S · Arlington, TX · Accident · No injuries · Data collection · Final report · Aug 9, 2016 · N544SP · Substantial damage
  > The student pilot's improper recovery from a bounced landing.
- [NTSB CEN16FA290](https://openairdocs.org/ntsb/CEN16FA290.md): Flight Design Ctls · Fond du Lac, WI · Accident · 1 fatal · Field investigation · Final report · Jul 28, 2016 · N527TS · Substantial damage
  > Carburetor contamination following exposure to water in the fuel, which resulted in a carburetor malfunction and a partial loss of engine power. Contributing to the accident was the pilot's loss of airplane control that resulted in a stall.
- [NTSB ERA16FA269](https://openairdocs.org/ntsb/ERA16FA269.md): Yakovlev YAK11 · West Mifflin, PA · Accident · 1 fatal · Field investigation · Final report · Jul 25, 2016 · N5940 · Substantial damage
  > A malfunction of the electrical system, which resulted in an electrical fire in the right wing root of the airplane, which compromised the fuel system and resulted in ignition of fuel. Contributing to the accident was the routing of the electrical wiring near…
- [NTSB GAA16CA395](https://openairdocs.org/ntsb/GAA16CA395.md): Engineering & Research 415 · Collinsville, OK · Accident · No injuries · Data collection · Final report · Jul 23, 2016 · N2377H · Substantial damage
  > The pilot's failure to maintain directional control during takeoff in a high density altitude condition, which resulted in a runway excursion and impact with a tree.
- [NTSB ANC16CA049](https://openairdocs.org/ntsb/ANC16CA049.md): Cessna U206 · Cordova, AK · Accident · No injuries · Data collection · Final report · Jul 20, 2016 · N1222V · Substantial damage
  > The pilot's improper landing flare, which resulted in a hard landing and subsequent landing gear separation and collapse.
- [NTSB ANC16LA046](https://openairdocs.org/ntsb/ANC16LA046.md): Cessna A185 · Illiamna, AK · Accident · No injuries · Limited investigation · Final report · Jul 19, 2016 · N85CF · Substantial damage
  > The overstress fracture of the left main landing (MLG) gear axle attachment bolts and the subsequent separation of the left MLG wheel, which resulted in the pilot’s inability to control the airplane.
- [NTSB GAA16CA374](https://openairdocs.org/ntsb/GAA16CA374.md): Cessna 150 · Cleveland, GA · Accident · Minor injuries · Data collection · Final report · Jul 11, 2016 · N23483 · Substantial damage
  > Failure of the left main landing gear attachment during the landing roll, which resulted in a left landing gear collapse, and damage to the left wing and aileron.
- [NTSB GAA16CA345](https://openairdocs.org/ntsb/GAA16CA345.md): Cessna 170 · Everett, WA · Accident · No injuries · Data collection · Final report · Jun 29, 2016 · N401P · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion and substantial damage to the fuselage.
- [NTSB GAA16LA325](https://openairdocs.org/ntsb/GAA16LA325.md): MD Helicopter 369E · Brainerd, MN · Accident · No injuries · Limited investigation · Final report · Jun 17, 2016 · N155NR · Substantial damage
  > The failure of the helicopter’s windscreen for reasons that could not be determined based on the available information, which resulted in substantial damage to the main rotor blades and horizontal stabilizer.
- [NTSB ERA16LA209](https://openairdocs.org/ntsb/ERA16LA209.md): WSK PZL Mielec M 18A · Brunswick, NC · Accident · 1 fatal · Limited investigation · Final report · Jun 10, 2016 · N2283M · Destroyed
  > The failure of the right wing due to a fatigue fracture of the right outboard wing forward spar lower fitting. Contributing to the accident was the routine operation of the airplane over its certificated maximum gross weight and the operator's improper or…
- [NTSB ANC16LA024](https://openairdocs.org/ntsb/ANC16LA024.md): Cessna 180 · Naknek, AK · Accident · No injuries · Limited investigation · Final report · May 3, 2016 · N6479X · Substantial damage
  > The overstress fracture and subsequent separation of the left main landing gear axle due to a hard landing, which resulted in the pilot’s inability to maintain directional control of the airplane.
- [NTSB CEN16LA184](https://openairdocs.org/ntsb/CEN16LA184.md): Cessna 150F · Ponca City, OK · Accident · Serious injuries · Limited investigation · Final report · May 1, 2016 · N8619G · Substantial damage
  > Maintenance personnel's improper installation of the elevator bolt, which resulted in a loss of elevator control during landing.
- [NTSB CEN16LA157](https://openairdocs.org/ntsb/CEN16LA157.md): Czech Sport Piper Sport · Mansfield, OH · Accident · No injuries · Limited investigation · Final report · Apr 14, 2016 · N197PS · Substantial damage
  > The pilot's failure to inspect the nose landing gear (NLG), which resulted in a crack going undetected and the subsequent separation of the NLG at the weld area during landing.
- [NTSB CEN16LA401](https://openairdocs.org/ntsb/CEN16LA401.md): Agustawestland Philadelphia AW139 · Galliano, LA · Accident · No injuries · Limited investigation · Final report · Apr 7, 2016 · N639NA · Substantial damage
  > The fatigue failure of a tail rotor blade erosion shield extension, which resulted in in-flight damage to a main rotor blade.
- [NTSB ERA16LA145](https://openairdocs.org/ntsb/ERA16LA145.md): Cessna 175B · Hurley, MS · Accident · No injuries · Limited investigation · Final report · Apr 2, 2016 · N8115T · Substantial damage
  > The mechanic's failure to identify and remove a plastic sheath covering a portion of the mixture control cable during an annual inspection, which prevented the proper securing of the mixture control cable and full travel of the control at the carburetor and…
- [NTSB GAA16CA164](https://openairdocs.org/ntsb/GAA16CA164.md): Pphu Ekolot KR-030 Topaz · Lake Dallas, TX · Accident · No injuries · Data collection · Final report · Mar 26, 2016 · N717SP · Substantial damage
  > The pilot's failure to maintain directional control during the landing in a crosswind, which resulted in a runway excursion and an impact with terrain.
- [NTSB GAA16CA163](https://openairdocs.org/ntsb/GAA16CA163.md): Enstrom F280 · Sodus, NY · Accident · No injuries · Data collection · Final report · Mar 26, 2016 · N5698Y · Substantial damage
  > The pilot's improper collective application at touchdown during a practice run-on landing, which resulted in the main rotor system impacting the tailboom and the forward portion of the fuselage impacting terrain during remedial action by the flight…
- [NTSB ERA16LA098](https://openairdocs.org/ntsb/ERA16LA098.md): Eurocopter France EC 130 B4 · Shoals, WV · Accident · No injuries · Limited investigation · Final report · Jan 29, 2016 · N133HN · Substantial damage
  > The improper locking of the rear passenger door by the specialty nurse, which resulted in the door separating from the helicopter in flight.
- [NTSB WPR16FA054](https://openairdocs.org/ntsb/WPR16FA054.md): Cessna 525 · Cedar Fort, UT · Accident · 2 fatal · Field investigation · Final report · Jan 18, 2016 · N711BX · Destroyed
  > The pilot's loss of control due to spatial disorientation while operating in instrument meteorological conditions, which resulted in an exceedance of the airplane's design stress limitations, and a subsequent in-flight breakup. Contributing to the accident…
- [NTSB CEN16FA086](https://openairdocs.org/ntsb/CEN16FA086.md): Beech C35 · Meeker, CO · Accident · 1 fatal · Field investigation · Final report · Jan 14, 2016 · N2025D · Destroyed
  > The non-instrument-rated pilot's decision to fly the airplane in instrument meteorological conditions at high altitude for greater than 30 minutes without the use of supplemental oxygen which resulted in hypoxia, and a subsequent loss of control. Contributing…

## 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."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '338' 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/338/sequence?year=2016

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