# NTSB investigations

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.

Page 511 of 3,613 · 180,641 cases

## Cases, newest first

- [NTSB DCA11CA060](https://openairdocs.org/ntsb/DCA11CA060.md): Boeing 757 · Boone, NC · Accident · Serious injuries · Data collection · Final report · May 23, 2011 · N623DL · No damage
  > Inadvertant encounter with convective turbulence while in cruise. Contributing to the severity of the accident was the unrestrained status of the passenger, contrary to the lighted seat belt sign.
- [NTSB WPR11CA231](https://openairdocs.org/ntsb/WPR11CA231.md): Let L 33 Solo · Sparks, NV · Accident · No injuries · Data collection · Final report · May 22, 2011 · N278BA · Substantial damage
  > The pilot’s failure to maintain an adequate airspeed during landing, which resulted in an aerodynamic stall.
- [NTSB ERA11LA307](https://openairdocs.org/ntsb/ERA11LA307.md): Flightstar Flightstar II · Grantville, GA · Accident · No injuries · Limited investigation · Final report · May 22, 2011 · N194PG · Substantial damage
  > A total loss of engine power while maneuvering due to a seized piston.
- [NTSB CEN11LA361](https://openairdocs.org/ntsb/CEN11LA361.md): Flournoy Martin R Flournoy MR S1S · Colorado Springs, CO · Accident · No injuries · Limited investigation · Final report · May 22, 2011 · N457CF · Substantial damage
  > The pilot’s loss of directional control during the landing rollout due to failure of the tailwheel assembly for undetermined reasons.
- [NTSB CEN11FA346](https://openairdocs.org/ntsb/CEN11FA346.md): Hansen IB C Cassutt III M · Erie, CO · Accident · 1 fatal · Field investigation · Final report · May 22, 2011 · N420FH · Substantial damage
  > The pilot's incapacitation due to a cardiac event.
- [NTSB WPR11LA233](https://openairdocs.org/ntsb/WPR11LA233.md): Palmer RV6A · Cody, WY · Accident · Serious injuries · Limited investigation · Final report · May 21, 2011 · N52VC · Substantial damage
  > The pilot’s failure to maintain sufficient altitude to avoid rising terrain. Contributing to the accident was the pilot’s visual illusion and disorientation due to the flat light conditions.
- [NTSB ERA11CA315](https://openairdocs.org/ntsb/ERA11CA315.md): Morrisey 2150A · Cambridge, MD · Accident · No injuries · Data collection · Final report · May 21, 2011 · N5122V · Substantial damage
  > The pilot's loss of directional control during landing on a soft, turf runway.
- [NTSB ERA11CA309](https://openairdocs.org/ntsb/ERA11CA309.md): Beech A23 · Greene, NY · Accident · Minor injuries · Data collection · Final report · May 21, 2011 · N3548R · Substantial damage
  > The pilot's decision to continue a visual approach with low visibility and in heavy rain and his subsequent failure to maintain clearance from trees.
- [NTSB ENG11IA032](https://openairdocs.org/ntsb/ENG11IA032.md): Dehavilland DHC-6-300 · Peach Springs, AZ · Incident · No injuries · Incident investigation · Final report · May 21, 2011 · N178GC · No damage
  > A quality control failure in the Sungear, Inc. manufacturing and quality control process allowed sungears with surface finishes of the root fillet radius of the spline that did not conform to the drawing specifications to be released. The surface finish…
- [NTSB DCA11WA117](https://openairdocs.org/ntsb/DCA11WA117.md): Boeing 737 · Dublin, Ireland · Incident · No injuries · Foreign investigation · May 21, 2011 · EI-DPT · No damage
  > The Ireland Air Accident Investigation Unit (AAIU) has notified the NTSB of an incident involving a B737 and an A321 that occurred on May 21, 2011. The NTSB has appointed a U.S. Accredited Representative to assist the AAIU investigation under the provisions…
- [NTSB CEN11LA364](https://openairdocs.org/ntsb/CEN11LA364.md): Piper PA30 · Phillipsburg, OH · Accident · Minor injuries · Limited investigation · Final report · May 21, 2011 · N7248Y · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff following a loss of left engine power for undetermined reasons.
- [NTSB CEN11LA357](https://openairdocs.org/ntsb/CEN11LA357.md): Cessna T210M · Pueblo, CO · Accident · No injuries · Limited investigation · Final report · May 21, 2011 · N6850B · Substantial damage
  > Failure of the landing gear to fully extend due to a failed o-ring in the nose gear actuator piston and a broken seal in the emergency landing gear extension system.
- [NTSB CEN11LA352](https://openairdocs.org/ntsb/CEN11LA352.md): Aero Commander 100-180 · Athens, OH · Accident · No injuries · Limited investigation · Final report · May 21, 2011 · N4016X · Substantial damage
  > The pilot's failure to maintain adequate airspeed in the flare which resulted in a stall and a hard landing.
- [NTSB CEN11LA348](https://openairdocs.org/ntsb/CEN11LA348.md): Piper J3C · Cypress, TX · Accident · Minor injuries · Limited investigation · Final report · May 21, 2011 · N55754 · Substantial damage
  > The loss of engine power due to carburetor ice.
- [NTSB CEN11CA354](https://openairdocs.org/ntsb/CEN11CA354.md): Henry Slosing Lanceair · Albuqurque, NM · Accident · No injuries · Data collection · Final report · May 21, 2011 · N79BC · Substantial damage
  > The pilot’s loss of directional control while landing in gusty conditions.
- [NTSB ERA11LA306](https://openairdocs.org/ntsb/ERA11LA306.md): Diamond Aircraft Ind DA 20-C1 · Wurtsboro, NY · Accident · Serious injuries · Limited investigation · Final report · May 20, 2011 · N877CT · Substantial damage
  > The pilot’s performance of aerobatic maneuvers at low altitude and his failure to maintain airspeed, which resulted in an aerodynamic stall.
- [NTSB ERA11CA313](https://openairdocs.org/ntsb/ERA11CA313.md): Cessna 150M · Greenville, KY · Accident · No injuries · Data collection · Final report · May 20, 2011 · N68844 · Substantial damage
  > The pilot's loss of control during takeoff after he reached to secure a seatbelt that was wedged in the passenger door.
- [NTSB DCA11WA062](https://openairdocs.org/ntsb/DCA11WA062.md): Boeing B737 · Dublin, Ireland · Incident · No injuries · Foreign investigation · May 20, 2011 · EI-DLI · No damage
  > On May 20, 2011 at 2110 UTC, a Boeing 737-800, Irish registration EI-DLI, operated by Ryanair, experienced a depressurization when enroute from Liverpool England, to Dublin Ireland. There were no injuries to the 6 crew and 60 passengers, and the airplane was…
- [NTSB CEN11LA350](https://openairdocs.org/ntsb/CEN11LA350.md): Piper PA-22-160 · Frederick, OK · Accident · Serious injuries · Limited investigation · Final report · May 20, 2011 · N8957D · Substantial damage
  > An in-flight fire for undetermined reasons.
- [NTSB CEN11FA347](https://openairdocs.org/ntsb/CEN11FA347.md): Beech F33A · Taos, NM · Accident · 1 fatal · Field investigation · Final report · May 20, 2011 · N1533Y · Substantial damage
  > The pilot’s continued visual flight into instrument meteorological conditions, which resulted in loss of situational awareness, and a possible encounter with icing conditions.
- [NTSB CEN11CA360](https://openairdocs.org/ntsb/CEN11CA360.md): Lammers Sjef J Apache · Colorado Springs, CO · Accident · Serious injuries · Data collection · Final report · May 20, 2011 · N566RL · Substantial damage
  > The pilot's failure to maintain control of the aircraft during take-off in a cross wind, which resulted in an inadvertent stall.
- [NTSB CEN11CA351](https://openairdocs.org/ntsb/CEN11CA351.md): Robinson Helicopter R22 Beta · Lansing, IL · Accident · No injuries · Data collection · Final report · May 20, 2011 · N7197Z · Substantial damage
  > The student pilot’s failure to maintain control of the helicopter while hovering.
- [NTSB ANC11CA035](https://openairdocs.org/ntsb/ANC11CA035.md): Piper PA-18A · Coldfoot, AK · Accident · No injuries · Data collection · Final report · May 20, 2011 · N9279D · Substantial damage
  > The pilot's failure to maintain control of the airplane while taxiing in gusty wind conditions.
- [NTSB WPR11CA251](https://openairdocs.org/ntsb/WPR11CA251.md): Boeing B75N1 · Torrance, CA · Accident · No injuries · Data collection · Final report · May 19, 2011 · N81235 · Substantial damage
  > The pilot's inadequate compensation for wind conditions.
- [NTSB DCA11PA075](https://openairdocs.org/ntsb/DCA11PA075.md): Boeing 707-321B · Point Mugu, CA · Accident · Minor injuries · Final report · May 19, 2011 · N707AR · Substantial damage
  > the failure of a midspar fitting, which was susceptible to fatigue cracking and should have been replaced with a newer, more fatigue-resistant version of the fitting as required by an airworthiness directive. Also causal was an erroneous maintenance entry…
- [NTSB CEN11LA345](https://openairdocs.org/ntsb/CEN11LA345.md): Socata TBM-850 · Salem, OH · Accident · Serious injuries · Limited investigation · Final report · May 19, 2011 · N1UL · Substantial damage
  > The pilot's failure to maintain a stabilized glide path which resulted in the airplane touching down short of the runway.
- [NTSB WPR11FA230](https://openairdocs.org/ntsb/WPR11FA230.md): Cameron Lancair Legacy · Pioneer, CA · Accident · 1 fatal · Field investigation · Final report · May 18, 2011 · N121J · Substantial damage
  > The pilot’s continued flight into instrument meteorological conditions at an insufficient altitude to clear terrain.
- [NTSB WPR11FA228](https://openairdocs.org/ntsb/WPR11FA228.md): Bellanca 17-30A · Rock Springs, WY · Accident · 2 fatal · Field investigation · Final report · May 18, 2011 · N93577 · Substantial damage
  > The pilot’s decision to continue flight into an area of known adverse weather, which resulted in an accumulation of structural ice that led to a loss of control and in-flight breakup. Also causal was the pilot’s inadequate preflight weather planning.
- [NTSB WPR11CA229](https://openairdocs.org/ntsb/WPR11CA229.md): Rockwell International S-2R · Kahlotus, WA · Accident · No injuries · Data collection · Final report · May 18, 2011 · N4996X · Substantial damage
  > The pilot's failure to maintain directional control during takeoff.
- [NTSB DCA11RA059](https://openairdocs.org/ntsb/DCA11RA059.md): Saab 340 · Los Menucos, Argentina · Accident · 21 fatal · Foreign investigation · May 18, 2011 · LV-CEJ · Destroyed
  > On May 18, 2011, at about 23:47 UTC, a Sol Lineas Aereas Saab 340A, registration LV-CEJ, was enroute from Neuquén, Argentina, to Comodoro Rivadavia, Argentina when the flight crew declared an emergency then disappeared from radar. The aircraft was later…
- [NTSB CEN11WA424](https://openairdocs.org/ntsb/CEN11WA424.md): Beech E-90 · Bournemouth, United Kingdom · Accident · No injuries · Foreign investigation · May 18, 2011 · N46BM · Substantial damage
- [NTSB ANC11CA034](https://openairdocs.org/ntsb/ANC11CA034.md): Cessna 180J · Kenai, AK · Accident · No injuries · Data collection · Final report · May 18, 2011 · N9951N · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, resulting in a ground loop.
- [NTSB WPR11FA225](https://openairdocs.org/ntsb/WPR11FA225.md): P&M Pegasus Quik 912S · Hanalei, HI · Accident · 2 fatal · Field investigation · Final report · May 17, 2011 · N705PM · Substantial damage
  > The pilot's continued operation of the aircraft with deteriorated wing fabric and his aggressive maneuvering at low altitude, which resulted in the right wing fabric’s failure during flight. Contributing to the accident was the pilot's loading of the aircraft…
- [NTSB ERA11CA311](https://openairdocs.org/ntsb/ERA11CA311.md): Southern Airmotive SAC · Taccoa, GA · Accident · No injuries · Data collection · Final report · May 17, 2011 · N1150 · Substantial damage
  > The pilot's inadequate compensation for crosswind conditions during landing, resulting in a runway excursion and collision with a hangar.
- [NTSB CEN11IA341](https://openairdocs.org/ntsb/CEN11IA341.md): Beech 1900D · Denver, CO · Incident · No injuries · Incident investigation · Final report · May 17, 2011 · N218YV · Minor damage
  > The fatigue failure of the nose landing gear (NLG) end cap, which resulted in insufficient hydraulic pressure to secure the left main landing gear into the down and locked position. Contributing to the fatigue failure was the NLG end cap’s non-optimum grain…
- [NTSB CEN11CA344](https://openairdocs.org/ntsb/CEN11CA344.md): Cessna 152 · Carbondale, IL · Accident · No injuries · Data collection · Final report · May 17, 2011 · N6238P · Substantial damage
  > The student pilot's relinquishing of the flight controls during the landing flare and the flight instructor's delay in taking remedial action.
- [NTSB CEN11CA342](https://openairdocs.org/ntsb/CEN11CA342.md): Luscombe 8 · Spicewood, TX · Accident · Minor injuries · Data collection · Final report · May 17, 2011 · XB-11Y · Substantial damage
  > The pilot's failure to maintain adequate airspeed during takeoff which resulted in an aerodynamic stall.
- [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 ANC11CA032](https://openairdocs.org/ntsb/ANC11CA032.md): Cessna A185F · Talkeetna, AK · Accident · No injuries · Data collection · Final report · May 17, 2011 · N125KT · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB WPR11CA224](https://openairdocs.org/ntsb/WPR11CA224.md): Maule M7 · Mammoth, AZ · Accident · No injuries · Data collection · Final report · May 16, 2011 · N1048T · Substantial damage
  > The pilot's failure to maintain clearance from a tree during the landing roll.
- [NTSB OPS11IA552](https://openairdocs.org/ntsb/OPS11IA552.md): Embraer EMB-145LR · Chicago, IL · Incident · No injuries · Incident investigation · Final report · May 16, 2011 · N15574 · 2 aircraft · No damage
  > The air traffic controller’s failure to adhere to runway separation requirements and his issuance of an improper takeoff clearance. Contributing to the incident was the controller's failure to recall that there was an arrival inbound to a crossing runway.
- [NTSB ERA11WA310](https://openairdocs.org/ntsb/ERA11WA310.md): Piper PA-34-200 · Sao Pedro, Brazil · Accident · 4 fatal · Foreign investigation · May 16, 2011 · PT-IFS · Destroyed
  > On May 16, 2011, about 0130 universal coordinated time, a Piper PA-34-200, Brazilian registration PT-IFS, was destroyed when it impacted hilly terrain under unknown circumstances near Sao Pedro, Sao Paulo, Brazil. The Brazilian certificated pilot and three…
- [NTSB DCA11CA070](https://openairdocs.org/ntsb/DCA11CA070.md): De Havilland DHC8 · Baltimore, MD · Accident · Serious injuries · Data collection · Final report · May 16, 2011 · N351NG · No damage
  > an inadvertent encounter with clear air turbulence.
- [NTSB CEN11LA339](https://openairdocs.org/ntsb/CEN11LA339.md): MD Helicopter 369E · Victoria, TX · Accident · No injuries · Limited investigation · Final report · May 16, 2011 · N4278T · Substantial damage
  > The pilot’s failure to ensure that the governor limit switch was properly set, which resulted in reduced engine power.
- [NTSB ANC11TA031](https://openairdocs.org/ntsb/ANC11TA031.md): Beech B200 · Atqasuk, AK · Accident · Minor injuries · Final report · May 16, 2011 · N786SR · Substantial damage
  > The pilot did not maintain sufficient airspeed during an instrument approach in icing conditions, which resulted in an aerodynamic stall and loss of control. Contributing to the accident were the pilot’s fatigue, the operator’s decision to initiate the flight…
- [NTSB ERA11LA301](https://openairdocs.org/ntsb/ERA11LA301.md): Leigh S-6 Coyote II · New Kent, VA · Accident · No injuries · Limited investigation · Final report · May 15, 2011 · N929RL · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB WPR11LA223](https://openairdocs.org/ntsb/WPR11LA223.md): Czech Aircraft Works Spol Sro Sportcruiser · Arlington, WA · Accident · 1 fatal · Limited investigation · Final report · May 14, 2011 · N282SC · Substantial damage
  > The pilot’s failure to maintain control during the takeoff climb, which resulted in a stall at low altitude and collision with terrain. Contributing to the accident was the pilot’s impaired performance from over-the-counter medications.
- [NTSB ERA11WA305](https://openairdocs.org/ntsb/ERA11WA305.md): Cessna 210M · Breu Branco, Brazil · Accident · 3 fatal · Foreign investigation · May 14, 2011 · PR-HSM · Substantial damage
  > On May 14, 2011, about 1430 universal coordinated time, a Cessna 210M, Brazilian registration PR-HSM, was substantially damaged when it impacted wooded terrain under unknown circumstances, in a remote, dense forest near Breu Branco, Brazil. The foreign…
- [NTSB DCA11WA058](https://openairdocs.org/ntsb/DCA11WA058.md): Boeing 737 · Cuenca, Ecuador · Incident · No injuries · Foreign investigation · May 14, 2011 · HC-CJB · Minor damage
  > On May 14, 2011, at approximately 0112 UTC, an Air Cuenca B737-500, registration HC-CJB, serial # 26287, experienced a loss of directional control while landing on runway 23 at Mariscal Lamar Airport (CUE), Cuenca, Ecuador. During the landing roll, the…
- [NTSB CEN11LA390](https://openairdocs.org/ntsb/CEN11LA390.md): Piper PA-28R-201 · Grand Forks, ND · Accident · No injuries · Limited investigation · Final report · May 14, 2011 · N204ND · Substantial damage
  > The flight instructor’s inadequate supervision of the landing, which resulted in an inadequate flare and subsequent hard landing.

Next page: https://openairdocs.org/ntsb.md?page=512

## 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
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?page=511

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