# NTSB investigations, 2008: Flight control sys malf/fail

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 WPR09IA070](https://openairdocs.org/ntsb/WPR09IA070.md): MD Helicopter MD 900 · Kamuela, HI · Incident · No injuries · Incident investigation · Final report · Dec 28, 2008 · N902AF · Minor damage
  > The separation of the endplate bolts for undetermined reasons, resulting in an in-flight separation of the right endplate. Contributing to the accident was the manufacturer's failure to provide sufficient guidance for endplate bolt installation.
- [NTSB ERA09LA107](https://openairdocs.org/ntsb/ERA09LA107.md): Moore David DM-1 · Salters, SC · Accident · Minor injuries · Limited investigation · Final report · Dec 25, 2008 · N75EW · Substantial damage
  > A hard landing following an autorotation that resulted from the separation of the red main rotor blade cap that led to the uncontrolled movement of the cyclic, autorotation and a hard landing.
- [NTSB WPR09LA028](https://openairdocs.org/ntsb/WPR09LA028.md): Hiller UH-12E · Powder River, WY · Accident · Minor injuries · Limited investigation · Final report · Oct 30, 2008 · N61436 · Substantial damage
  > A flight control system malfunction while the helicopter was maneuvering at low altitude due to the failure/separation of the rotor blade control tube.
- [NTSB CEN09IA032](https://openairdocs.org/ntsb/CEN09IA032.md): MD Helicopter MD 900 · Amherst, TX · Incident · No injuries · Incident investigation · Final report · Oct 19, 2008 · N902NM · Minor damage
  > The failure of the vertical stabilizer control adapter due to reverse bending fatigue.
- [NTSB CEN09IA003](https://openairdocs.org/ntsb/CEN09IA003.md): MD Helicopter MD 900 · Weatherford, TX · Incident · No injuries · Incident investigation · Final report · Oct 8, 2008 · N902RN · Minor damage
  > The failure of the vertical stabilizer control adapter due to reverse bending fatigue.
- [NTSB ERA09IA009](https://openairdocs.org/ntsb/ERA09IA009.md): Cirrus Design SR22 · Lakeland, FL · Incident · No injuries · Incident investigation · Final report · Oct 5, 2008 · N101CD · Minor damage
  > A failure of the flap actuator rod end due to low stress, high cycle fatigue, and subsequent overstress failure.
- [NTSB NYC08LA318](https://openairdocs.org/ntsb/NYC08LA318.md): Hiller UH-12E · Naruna, VA · Accident · No injuries · Limited investigation · Final report · Sep 16, 2008 · N3324F · Substantial damage
  > The fatigue failure of a main rotor blade drag strut.
- [NTSB MIA08LA187](https://openairdocs.org/ntsb/MIA08LA187.md): Piper J5A · Atlanta, GA · Accident · No injuries · Limited investigation · Final report · Sep 7, 2008 · N105F · Substantial damage
  > The loss of pitch control due to slippage of the elevator control cable resulting from the maintenance personnel’s improper installation and inspection of the cable.
- [NTSB CHI08MA270](https://openairdocs.org/ntsb/CHI08MA270.md): Convair CV-580 · Columbus, OH · Accident · 3 fatal · Major investigation · Final report · Sep 1, 2008 · N587X · Destroyed
  > The improper (reverse) rigging of the elevator trim cables by company maintenance personnel, and their subsequent failure to discover the misrigging during required post-maintenance checks. Contributing to the accident was the captain’s inadequate…
- [NTSB LAX08LA251](https://openairdocs.org/ntsb/LAX08LA251.md): Cessna TU206E · Murrieta, CA · Accident · No injuries · Limited investigation · Final report · Jul 31, 2008 · N1499M · Substantial damage
  > A malfunction of the flight control system and loss of engine power for undetermined reasons.
- [NTSB NYC08LA259](https://openairdocs.org/ntsb/NYC08LA259.md): Sands Thomas E Rotorway 162 · Graysville, TN · Accident · Serious injuries · Limited investigation · Final report · Jul 27, 2008 · N412TS · Destroyed
  > A loss of control for undetermined reasons.
- [NTSB LAX08IA241](https://openairdocs.org/ntsb/LAX08IA241.md): MD Helicopters MD 902 · Salinas, CA · Incident · No injuries · Incident investigation · Final report · Jul 21, 2008 · N902CS · Minor damage
  > The pilot's inability to maintain directional control due to the fatigue failure of the threaded portion of the forward directional control cable as a result of the improper installation a lock washer.
- [NTSB LAX08LA226](https://openairdocs.org/ntsb/LAX08LA226.md): Jonsson Sonerai · Hood River, OR · Accident · No injuries · Limited investigation · Final report · Jul 11, 2008 · N8050R · Substantial damage
  > The pilot's failure to maintain directional control during the emergency landing roll with a tailwind. Contributing was the partial separation of the left aileron that prompted the pilot to attempt the emergency landing.
- [NTSB CHI08IA182](https://openairdocs.org/ntsb/CHI08IA182.md): Mcdonnell Douglas MD-81 · St. Louis, MO · Incident · No injuries · Incident investigation · Final report · Jul 7, 2008 · N804ME · Minor damage
  > The inadvertent partial inflation of the evacuation slide within the tailcone during takeoff and subsequent binding of the elevator control cables. The partial inflation resulted from the tailcone evacuation slide cover failing to be secured to the floor…
- [NTSB ANC08LA083](https://openairdocs.org/ntsb/ANC08LA083.md): Bell UH-1B · Iliamna, AK · Accident · No injuries · Limited investigation · Final report · Jun 30, 2008 · N64RA · Substantial damage
  > The failure of company maintenance personnel to ensure the helicopter was properly maintained, resulting in a severe in-flight vibration due to collective bounce. Contributing to the accident was loose and worn bearings on the helicopter's stabilizer bar,…
- [NTSB CHI08LA190](https://openairdocs.org/ntsb/CHI08LA190.md): de Havilland DHC-6-200 · Baldwin, WI · Accident · No injuries · Limited investigation · Final report · Jun 29, 2008 · N203SF · Substantial damage
  > Undetermined.
- [NTSB CHI08LA169](https://openairdocs.org/ntsb/CHI08LA169.md): Morrison E-Racer · Aurora, IL · Accident · No injuries · Limited investigation · Final report · Jun 21, 2008 · N345JM · Destroyed
  > An undetermined failure in the high-pressure fuel system, and the subsequent loss of engine power and in-flight fire. Contributing to the accident were the pilot's restricted visibility due to the smoke in the cockpit, failure of the aileron control during…
- [NTSB MIA08LA121](https://openairdocs.org/ntsb/MIA08LA121.md): Mckeehan James F Acroduster II SA750 · Panama City, FL · Accident · 1 fatal · Limited investigation · Final report · Jun 16, 2008 · N363J · Substantial damage
  > The pilot's inability to recover from an intentional aerobatic maneuver due to loss of aileron control. Contributing to the accident was the installation of an inadequate aileron secondary stop block against the main spar of both lower wings.
- [NTSB ENG08WA029](https://openairdocs.org/ntsb/ENG08WA029.md): Boeing 737-2A5 · Pucallpa, Peru · Incident · Foreign investigation · Jun 6, 2008 · OB-1799-P · Minor damage
  > On June 6, 2008, at approximately 1810 local time, OB-1799-P, a Boeing 737-2A5, operated by Aero Condor S.A.C., returned to the FAP Captain David Abenzur Rengifo International Airport, (SPCL), Pucallpa Peru, after experiencing a very strong vibration after…
- [NTSB LAX08LA160](https://openairdocs.org/ntsb/LAX08LA160.md): Quad City Ultralight Challenger LSS · Moses Lake, WA · Accident · 1 fatal · Limited investigation · Final report · May 31, 2008 · N95478 · Substantial damage
  > The pilot's inability to maintain control due to an in-flight separation of the vertical fin as a result of the failure of the airplane's builder to properly secure the vertical fin to the fuselage.
- [NTSB CHI08IA109](https://openairdocs.org/ntsb/CHI08IA109.md): Eclipse EA500 · Pontiac, MI · Incident · No injuries · Incident investigation · Final report · Apr 17, 2008 · N539RM · No damage
  > The inadvertent stalling of the rudder trim actuator motor during flight due to the pilot's unintentional exceedence of the motor's design limit for stalling while accelerating after completing a simulated engine-out maneuver.
- [NTSB NYC08LA129](https://openairdocs.org/ntsb/NYC08LA129.md): Sikorsky S-58HT · Belmont, WV · Accident · Serious injuries · Limited investigation · Final report · Mar 9, 2008 · N1078T · Substantial damage
  > The fatigue failure of a tail rotor blade during an external load lift.
- [NTSB DEN08FA058](https://openairdocs.org/ntsb/DEN08FA058.md): Piper PA-23-250 · Sterling, KS · Accident · 1 fatal · Field investigation · Final report · Feb 13, 2008 · N62793 · Destroyed
  > The loss of pitch control during cruise flight resulting from the separation of the stabilator trim actuator due to inadequate maintenenace.

## 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") = 2008
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '333' 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/333/sequence?year=2008

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