# NTSB investigations, 2017: 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 GAA18CA077](https://openairdocs.org/ntsb/GAA18CA077.md): Czech Sport Aircraft a.s. Sport Cruiser · Sacramento, CA · Accident · No injuries · Data collection · Final report · Dec 9, 2017 · N227US · Destroyed
  > The pilot’s improper landing flare, which resulted in a hard landing. Contributing to the accident was the pilot’s failure to securely lock the canopy before takeoff.
- [NTSB GAA18CA067](https://openairdocs.org/ntsb/GAA18CA067.md): Todd Foley Zenith 701 · Mount Airy, NC · Accident · No injuries · Data collection · Final report · Dec 1, 2017 · N701TF · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack during takeoff, which resulted in an aerodynamic stall.
- [NTSB ERA18LA034](https://openairdocs.org/ntsb/ERA18LA034.md): Aero Commander 112 · Westminister, MD · Accident · No injuries · Limited investigation · Final report · Nov 29, 2017 · N690RU · Substantial damage
  > The student pilot's failure to maintain a proper glidepath during the approach due to his distraction by the failure of an avionics panel, which resulted in a runway undershoot.
- [NTSB ERA18LA033](https://openairdocs.org/ntsb/ERA18LA033.md): Cessna 421 · Presque Isle, ME · Accident · Minor injuries · Limited investigation · Final report · Nov 22, 2017 · N421RX · Substantial damage
  > The in-flight leakage of fuel from the fuel injection system's mixture shaft onto the hot turbocharger, which resulted in an in-flight fire, and the pilot's inability to see the runway due to reduced visibility conditions and conduct a successful landing.
- [NTSB ANC18LA008](https://openairdocs.org/ntsb/ANC18LA008.md): Cloud Jeffrey Ferrell Long EZ · Eufaula, AL · Accident · No injuries · Limited investigation · Final report · Nov 11, 2017 · N754T · Substantial damage
  > The in-flight separation of a portion of the propeller, which subsequently penetrated the right rudder, as a result of the failure of the bond line between two of the propeller’s wood layers. Contributing to the failure of the propeller was the manufacturer’s…
- [NTSB CEN18LA027](https://openairdocs.org/ntsb/CEN18LA027.md): Riggs Kenneth W T Bird II · St Mary's, KS · Accident · Serious injuries · Limited investigation · Final report · Nov 5, 2017 · N618ER · Substantial damage
  > The loss of engine power due to a propeller failure when the passenger’s hat exited the cockpit and impacted the three-bladed pusher propeller, separating one of the propeller blades.
- [NTSB CEN18FA023](https://openairdocs.org/ntsb/CEN18FA023.md): Beech V35B · Alva, OK · Accident · 2 fatal · Field investigation · Final report · Nov 4, 2017 · N777PH · Destroyed
  > The flight instructor's and pilot's failure to recognize that a high descent rate had developed on short final, likely due to their distraction by an open engine cowling, and the unexpected strong pitch-down force during flap extension due to the installation…
- [NTSB GAA18CA034](https://openairdocs.org/ntsb/GAA18CA034.md): Airbus Helicopters EC 130 · La Paloma, TX · Accident · No injuries · Data collection · Final report · Oct 26, 2017 · N22TZ · Substantial damage
  > The separation of a weight from the gunner’s net, which struck the helicopter’s main rotor blade during flight.
- [NTSB ERA17FA339](https://openairdocs.org/ntsb/ERA17FA339.md): Hickox Andy Andys Gyroplane · Umatilla, FL · Accident · 1 fatal · Field investigation · Final report · Sep 28, 2017 · N152AH · Destroyed
  > The pilot's improper response to a total loss of engine power, which resulted in main rotor blade contact with the rudder and vertical stabilizer, and a subsequent uncontrolled descent. The loss of engine power was due to the separation of the electrical…
- [NTSB DCA17WA205](https://openairdocs.org/ntsb/DCA17WA205.md): Boeing 777 · Osaka, Japan · Incident · No injuries · Foreign investigation · Sep 23, 2017 · PHBQC · Minor damage
  > The Japan Transport Safety Board (JTSB) has notified the NTSB of a serious incident involving a BOEING 777 airplane that occurred on September 23, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Japan's investigation…
- [NTSB ERA17LA326](https://openairdocs.org/ntsb/ERA17LA326.md): Air Tractor AT 502 · Union City, TN · Accident · No injuries · Limited investigation · Final report · Sep 15, 2017 · N4531K · Substantial damage
  > The catastrophic failure of the compressor turbine blades, which resulted in a total loss of engine power. Contributing to the accident was the installation of undocumented, time-limited engine components of indeterminate age.
- [NTSB CEN17LA333](https://openairdocs.org/ntsb/CEN17LA333.md): Gulfstream American AA 5B · Carbondale, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 28, 2017 · N28005 · Substantial damage
  > The failure of the propeller due to fatigue as a result of improper installation by unknown maintenance personnel at some point during the life of the propeller.
- [NTSB ERA17LA298](https://openairdocs.org/ntsb/ERA17LA298.md): Cessna 305 · Wurtsboro, NY · Accident · Minor injuries · Limited investigation · Final report · Aug 27, 2017 · N1834 · Substantial damage
  > A fatigue fracture of the left main landing gear axle.
- [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 ERA17FA274](https://openairdocs.org/ntsb/ERA17FA274.md): Bell 407 · Charlottesville, VA · Accident · 2 fatal · Field investigation · Final report · Aug 12, 2017 · N31VA · Destroyed
  > The pilot's loss of helicopter control after entry into vortex ring state, leading to a high rate of descent to the ground with a right spin. Contributing to the accident was the pilot's lack of recent and recurrent training in vortex ring state recognition…
- [NTSB CEN17LA312](https://openairdocs.org/ntsb/CEN17LA312.md): Ralph Marine Devil DOG · Danville, AR · Accident · No injuries · Limited investigation · Final report · Aug 3, 2017 · N165AB · Substantial damage
  > A separation of the left tire from its wheel because of the use of an improper substance and wheel size, which resulted in a loss of directional control during landing.
- [NTSB CEN17LA306](https://openairdocs.org/ntsb/CEN17LA306.md): Piper PA 28-181 · Denver, CO · Accident · No injuries · Limited investigation · Final report · Jul 31, 2017 · N2146R · Substantial damage
  > The pilot’s failure to maintain directional control while landing.
- [NTSB WPR17LA167](https://openairdocs.org/ntsb/WPR17LA167.md): Robinson Helicopter R44 II · Santa Ana, CA · Accident · No injuries · Limited investigation · Final report · Jul 27, 2017 · N7535G · Substantial damage
  > The pilot's failure to maintain helicopter control while maneuvering during takeoff.
- [NTSB WPR17FA151](https://openairdocs.org/ntsb/WPR17FA151.md): Piper PA 44-180 · Marineland, FL · Accident · 2 fatal · Field investigation · Final report · Jul 14, 2017 · N2173S · Destroyed
  > A loss of control in flight for reasons that could not be determined based on the available information, which resulted in an in-flight breakup.
- [NTSB CEN17LA264](https://openairdocs.org/ntsb/CEN17LA264.md): Bell 47D1 · Big Lake, MN · Accident · No injuries · Limited investigation · Final report · Jul 6, 2017 · N153B · Substantial damage
  > The failure of the metal core assembly within a wooden main rotor blade due to undetected corrosion and fatigue, which caused the wooden blade to separate from the rotor mast.
- [NTSB CEN17FA248](https://openairdocs.org/ntsb/CEN17FA248.md): Cessna 421C · Catawba, WI · Accident · 6 fatal · Field investigation · Final report · Jul 1, 2017 · N2655B · Destroyed
  > A loss of control and subsequent in-flight breakup for reasons that could not be determined based on the available information.
- [NTSB WPR17FA134](https://openairdocs.org/ntsb/WPR17FA134.md): Jordan John RV7 · Arlington, AZ · Accident · 2 fatal · Field investigation · Final report · Jun 27, 2017 · N731RV · Destroyed
  > The inflight overstress separation of the vertical stabilizer and rudder during flight which resulted in the pilot's inability to maintain airplane control. Contributing to the accident was an inflight collision with a bird.
- [NTSB ERA17LA209](https://openairdocs.org/ntsb/ERA17LA209.md): Hughes 369 · Dennis, WV · Accident · No injuries · Limited investigation · Final report · Jun 23, 2017 · N765KV · Substantial damage
  > The unporting of fuel due to the helicopter's nose-up attitude during long line operations, which resulted in fuel starvation and a total loss of engine power.
- [NTSB WPR17FA128](https://openairdocs.org/ntsb/WPR17FA128.md): Prescot E. Wilkie RV-3 · Payette, ID · Accident · 1 fatal · Field investigation · Final report · Jun 17, 2017 · N177TT · Destroyed
  > The in-flight failure of the left wing due to the owner's use of improper hardware and his improper assembly of the airplane, which reduced the strength of the left wing and resulted in its subsequent failure following a sharp pullup maneuver.
- [NTSB CEN17LA235](https://openairdocs.org/ntsb/CEN17LA235.md): Cessna 182A · Buffalo, OK · Accident · No injuries · Limited investigation · Final report · Jun 17, 2017 · N6196B · Substantial damage
  > The separation of the nose wheel axle bolt and the nose wheel during the landing roll for reasons that could not be determined because the bolt was not recovered.
- [NTSB GAA17CA321](https://openairdocs.org/ntsb/GAA17CA321.md): Ag-Cat G 164 · Tulelake, CA · Accident · No injuries · Data collection · Final report · Jun 5, 2017 · N80083 · Substantial damage
  > The pilot’s improper decision to perform a low altitude fly-by over ground equipment, which resulted in the airplane striking the equipment.
- [NTSB WPR17LA119](https://openairdocs.org/ntsb/WPR17LA119.md): Paul R Seipt Sonex · Garfield, WA · Accident · No injuries · Class 3 · Limited · Final report · Jun 3, 2017 · N255BZ · Substantial damage
  > The pilot’s improper torque of screws that attached the flywheel mounting flange to the crankshaft during engine assembly, which resulted in heavy vibrations and the subsequent in-flight loss of the propeller.
- [NTSB WPR17LA116](https://openairdocs.org/ntsb/WPR17LA116.md): Extra Flugzeugbau EA 300/S · Pendelton, OR · Accident · No injuries · Limited investigation · Final report · May 20, 2017 · N68PW · Substantial damage
  > The pilot’s failure to follow checklists to ensure the canopy was secured before takeoff.
- [NTSB GAA17CA291](https://openairdocs.org/ntsb/GAA17CA291.md): Cessna T182 · Carson City, NV · Accident · No injuries · Data collection · Final report · May 20, 2017 · N6203S · Substantial damage
  > The pilot’s unstabilized approach during the landing flare and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.
- [NTSB CEN17LA181](https://openairdocs.org/ntsb/CEN17LA181.md): AS+ AC 4 · Blair, NE · Accident · 1 fatal · Limited investigation · Final report · May 13, 2017 · N358R · Substantial damage
  > The pilot's loss of control due to his diverted attention as he attempted to close the canopy that opened during initial climb.
- [NTSB CEN17LA174](https://openairdocs.org/ntsb/CEN17LA174.md): Bell 407 · Venice, LA · Accident · No injuries · Limited investigation · Final report · May 2, 2017 · N457PH · Substantial damage
  > An in-flight separation of the tip block from the tail rotor blade due to an inadequate blade repair, which resulted in a rotor imbalance sufficient to crack the gearbox attachment studs and gearbox support assembly, and inadequate postrepair test procedures,…
- [NTSB DCA17WA098](https://openairdocs.org/ntsb/DCA17WA098.md): Boeing 737 · Dublin, Ireland · Incident · No injuries · Foreign investigation · Apr 11, 2017 · EI-DAS · Minor damage
  > The Air Accident Investigation Unit (AAIU) of Ireland has notified the NTSB of an incident involving a BOEING 737 airplane that occurred on April 11, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Ireland's…
- [NTSB ERA17FA136](https://openairdocs.org/ntsb/ERA17FA136.md): Cessna T210 · Hayden, AL · Accident · 4 fatal · Field investigation · Final report · Mar 25, 2017 · N6563D · Destroyed
  > The pilot's decision to continue the flight into known adverse weather conditions, which resulted in spatial disorientation and a subsequent loss of airplane control and in-flight breakup.
- [NTSB WPR17LA078](https://openairdocs.org/ntsb/WPR17LA078.md): Swearingen SA226 · Boise, ID · Accident · No injuries · Limited investigation · Final report · Mar 20, 2017 · N158WA · Substantial damage
  > Company maintenance personnel's failure to remove a screwdriver that was left lodged in the windshield wiper area of the forward fuselage during maintenance and subsequently became dislodged on takeoff/initial climb and collided with a left propeller blade.
- [NTSB GAA17CA146](https://openairdocs.org/ntsb/GAA17CA146.md): Kaman Aerospace K 1200 · Julian, CA · Accident · No injuries · Data collection · Final report · Mar 13, 2017 · N675TH · Substantial damage
  > The pilot’s failure to conduct a thru-flight walkaround inspection, which resulted in the engine cowling remaining open and subsequently separating from the helicopter and striking the main rotor blades and vertical stabilizer during departure.
- [NTSB GAA17CA179](https://openairdocs.org/ntsb/GAA17CA179.md): Burkhart Grob G 109B · Mokuleia, HI · Accident · No injuries · Data collection · Final report · Mar 8, 2017 · N109FH · Substantial damage
  > The failure of the upper rudder hinge during flight due to severe corrosion. Contributing to the accident were the pilot’s inadequate preflight inspection and the lack of an annual inspection.
- [NTSB DCA17WA055](https://openairdocs.org/ntsb/DCA17WA055.md): Boeing 737 · Brisbane, Australia · Incident · No injuries · Foreign investigation · Jan 6, 2017 · VH-VUH · Minor damage
  > The Australian Transport Safety Bureau has notified the NTSB of an incident involving a BOEING 737 airplane that occurred on January 06, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Australia's investigation under…

## 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") = 2017
  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=2017

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