# NTSB investigations, 2011

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 12 of 37 · 1,848 cases

## Cases, newest first

- [NTSB CEN11WA619](https://openairdocs.org/ntsb/CEN11WA619.md): Cessna 206 · Kumla, Sweden · Accident · No injuries · Foreign investigation · Aug 28, 2011 · SE-FMU · Substantial damage
  > On August 28, 2011, at 1606 UTC, a Cessna U206E, Swedish registration SE-FMU, was substantially damaged when the airplane lost engine power during parachute jump operations and impacted terrain during a forced landing in a field near Kumla, Sweden. The pilot…
- [NTSB CEN11WA617](https://openairdocs.org/ntsb/CEN11WA617.md): Robinson R44 · St. Ferdinand, Canada · Accident · 4 fatal · Foreign investigation · Aug 28, 2011 · C-GEBY · Substantial damage
  > On August 27, 2011, at 2115 eastern daylight time, a Robinson R44 helicopter, C-GEBY, sustained substantial damage when it impacted terrain shortly after takeoff near St. Ferdinand, Quebec, Canada. The pilot and three passengers sustained fatal injuries. The…
- [NTSB CEN11LA688](https://openairdocs.org/ntsb/CEN11LA688.md): Taylorcraft BC12-D · Berryville, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 28, 2011 · N8617 · Substantial damage
  > The pilot did not maintain control of the airplane during a forced landing, which resulted in an aerodynamic stall. Contributing to the accident was the loss of engine power for undetermined reasons.
- [NTSB WPR11CA408](https://openairdocs.org/ntsb/WPR11CA408.md): Cessna 140 · Kent, WA · Accident · No injuries · Data collection · Final report · Aug 27, 2011 · N2719N · Substantial damage
  > The student pilot's inadvertent application of the brakes during the landing roll, which resulted in the airplane nosing over.
- [NTSB ERA11CA474](https://openairdocs.org/ntsb/ERA11CA474.md): Schweizer 269C-1 · Titusville, FL · Accident · Minor injuries · Data collection · Final report · Aug 27, 2011 · N2093U · Substantial damage
  > The student pilot's landing at an unapproved location, which resulted in a ground fire from the engine exhaust.
- [NTSB CEN11CA600](https://openairdocs.org/ntsb/CEN11CA600.md): Cessna 182C · Grand Marais, MN · Accident · No injuries · Data collection · Final report · Aug 27, 2011 · N9011T · Substantial damage
  > The pilot's delayed decision to land the airplane when he realized the airplane's performance was insufficient to clear approaching terrain during the initial climb after takeoff. Contributing to the accident was the pilot's inadequate preflight planning.
- [NTSB ERA11LA473](https://openairdocs.org/ntsb/ERA11LA473.md): Woolston Glenn E Zenith 701 Stol · Carlton, NY · Accident · Minor injuries · Limited investigation · Final report · Aug 26, 2011 · N246CV · Substantial damage
  > The pilot’s lack of recognition that the engine was being supplied fuel from only the right tank with the fuel selector in the both position, which resulted in the total loss of engine power due to fuel starvation. Contributing to the accident was the…
- [NTSB ERA11CA486](https://openairdocs.org/ntsb/ERA11CA486.md): Piper PA-44-180 · Gaithersburg, MD · Accident · No injuries · Data collection · Final report · Aug 26, 2011 · N3020M · Substantial damage
  > The pilot's decision to continue taxiing with restricted windshield visibility.
- [NTSB CEN11LA605](https://openairdocs.org/ntsb/CEN11LA605.md): WSK PZL Mielec M-18 Dromader · Freeport, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 26, 2011 · N7070L · Substantial damage
  > The pilot's decision to operate the airplane with a known defect in the elevator control system that led to his inability to control the airplane during the initial climb.
- [NTSB CEN11FA599](https://openairdocs.org/ntsb/CEN11FA599.md): Eurocopter AS-350-B2 · Mosby, MO · Accident · 4 fatal · Class 1 · Field · Final report · Aug 26, 2011 · N352LN · Substantial damage
  > The pilot's failure to confirm that the helicopter had adequate fuel on board to complete the mission before making the first departure, his improper decision to continue the mission and make a second departure after he became aware of a critically low fuel…
- [NTSB CEN11CA662](https://openairdocs.org/ntsb/CEN11CA662.md): Piper PA-30 · Saguache, CO · Accident · No injuries · Data collection · Final report · Aug 26, 2011 · N75BA · Substantial damage
  > The pilot's failure to maintain airplane control during the aborted takeoff.
- [NTSB CEN11CA627](https://openairdocs.org/ntsb/CEN11CA627.md): Robinson Helicopter R44 · Batesville, TX · Accident · No injuries · Data collection · Final report · Aug 26, 2011 · N99FJ · Substantial damage
  > The pilot’s inadequate preflight inspection that failed to ensure all tie-down clamps were removed prior to takeoff, which resulted in the helicopter’s dynamic rollover.
- [NTSB CEN11CA620](https://openairdocs.org/ntsb/CEN11CA620.md): Cessna T210M · Kremmling, CO · Accident · No injuries · Data collection · Final report · Aug 26, 2011 · N761NX · Substantial damage
  > The pilot's failure to maintain aircraft control during the landing.
- [NTSB WPR11LA436](https://openairdocs.org/ntsb/WPR11LA436.md): Tubbs S/Performance PA-18 225DD · Mile Hi Landing Strip, ID · Accident · No injuries · Limited investigation · Final report · Aug 25, 2011 · N727WW · Substantial damage
  > The collapse of the left landing gear during landing for undetermined reasons.
- [NTSB CEN11LA595](https://openairdocs.org/ntsb/CEN11LA595.md): Cessna 140 · Monmouth, IL · Accident · No injuries · Limited investigation · Final report · Aug 25, 2011 · N72688 · Substantial damage
  > The pilot's loss of airplane control during the landing roll.
- [NTSB CEN11FA597](https://openairdocs.org/ntsb/CEN11FA597.md): Nichols Lancair 235 · Heath, OH · Accident · 1 fatal · Field investigation · Final report · Aug 25, 2011 · N777BN · Destroyed
  > The pilot's failure to obtain adequate familiarization with the accident airplane type before the accident flight, which resulted in his failure to maintain airplane control during takeoff.
- [NTSB CEN11CA640](https://openairdocs.org/ntsb/CEN11CA640.md): Cessna T210M · Cahokia, IL · Accident · No injuries · Data collection · Final report · Aug 25, 2011 · N44HR · Substantial damage
  > A failure of a spring in the main landing gear actuation system that prevented the landing gear from extending.
- [NTSB ANC11CA086](https://openairdocs.org/ntsb/ANC11CA086.md): Piper PA-18-150 · Beluga Lake, AK · Accident · No injuries · Data collection · Final report · Aug 25, 2011 · N8491Y · Substantial damage
  > The pilot's decision to takeoff with an unfavorable wind which resulted in a loss of directional control, and collision with terrain.
- [NTSB ERA11CA471](https://openairdocs.org/ntsb/ERA11CA471.md): Payne/Foster Glasair · Ocala, FL · Accident · No injuries · Data collection · Final report · Aug 24, 2011 · N250CH · Substantial damage
  > The failure of the tailwheel locking mechanism to remain engaged while landing in a crosswind, which resulted in a loss of directional control and runway excursion.
- [NTSB ANC11CA085](https://openairdocs.org/ntsb/ANC11CA085.md): Maule M-5-210C · Tok, AK · Accident · No injuries · Data collection · Final report · Aug 24, 2011 · N62019 · Substantial damage
  > The pilot's failure to go-around soon enough to preclude the necessity of a forced landing due to the airplane's inability to outclimb ascending terrain.
- [NTSB WPR11FA404](https://openairdocs.org/ntsb/WPR11FA404.md): Cessna 150G · Cavanaugh Bay, ID · Accident · Serious injuries · Field investigation · Final report · Aug 23, 2011 · N2870S · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during an attempt to execute a go-around with a tailwind condition, which resulted in an aerodynamic stall and spin.
- [NTSB WPR11FA403](https://openairdocs.org/ntsb/WPR11FA403.md): Beech A23-24 · Palo Alto, CA · Accident · No injuries · Field investigation · Final report · Aug 23, 2011 · N5779V · Substantial damage
  > The student’s and flight instructor’s mismanagement of the fuel supply, resulting in a total loss of engine power due to fuel starvation.
- [NTSB CEN11LA593](https://openairdocs.org/ntsb/CEN11LA593.md): Air Tractor AT-400 · Monango, ND · Accident · Serious injuries · Limited investigation · Final report · Aug 23, 2011 · N23720 · Substantial damage
  > The pilot did not maintain adequate separation from a tree during the aerial-application flight.
- [NTSB WPR11CA402](https://openairdocs.org/ntsb/WPR11CA402.md): Piper PA-18-150 · Emmett, ID · Accident · No injuries · Data collection · Final report · Aug 22, 2011 · N4376Z · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB CEN11LA558](https://openairdocs.org/ntsb/CEN11LA558.md): Piper Aerostar 601P · Alpine, TX · Accident · No injuries · Limited investigation · Final report · Aug 22, 2011 · N8076J · Substantial damage
  > The pilot’s improper flare which resulted in a hard landing. Contributing to the accident was the pilot’s improper decision to fly the airplane with a known mechanical deficiency.
- [NTSB CEN11CA589](https://openairdocs.org/ntsb/CEN11CA589.md): Air Tractor AT-502B · Matthews, MO · Accident · No injuries · Data collection · Final report · Aug 22, 2011 · N113AA · Substantial damage
  > The pilot's failure to maintain control of the airplane during takeoff.
- [NTSB WPR11LA401](https://openairdocs.org/ntsb/WPR11LA401.md): Piper PA-31-310 · Cabazon, CA · Accident · No injuries · Limited investigation · Final report · Aug 21, 2011 · N1009S · Substantial damage
  > A total loss of left engine power due to the failure of the aft crankshaft counterweight retaining washer for reasons that could not be determined during postaccident examinations.
- [NTSB WPR11LA400](https://openairdocs.org/ntsb/WPR11LA400.md): Cessna 182Q · Alton, UT · Accident · No injuries · Limited investigation · Final report · Aug 21, 2011 · N79ES · Substantial damage
  > The pilot’s failure to abort the takeoff in a timely manner, which resulted in insufficient altitude to clear obstructions.
- [NTSB WPR11FA407](https://openairdocs.org/ntsb/WPR11FA407.md): Cirrus Design SR22 · Fall City, WA · Accident · No injuries · Field investigation · Final report · Aug 21, 2011 · N675DH · Substantial damage
  > The pilot's inadequate approach planning and failure to achieve the proper touchdown point, which resulted in a runway overrun.
- [NTSB WPR11FA395](https://openairdocs.org/ntsb/WPR11FA395.md): Maule M-7-235C · Brookings, OR · Accident · 1 fatal · Field investigation · Final report · Aug 21, 2011 · N199BF · Substantial damage
  > The pilot’s improper decision to continue flight under visual flight rules into instrument meteorological conditions, which resulted in a collision with trees while on approach for landing.
- [NTSB WPR11CA406](https://openairdocs.org/ntsb/WPR11CA406.md): Cessna A185F · Polson, MT · Accident · No injuries · Data collection · Final report · Aug 21, 2011 · N61609 · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB WPR11CA398](https://openairdocs.org/ntsb/WPR11CA398.md): Bell 47G-4 · Los Banos, CA · Accident · Minor injuries · Data collection · Final report · Aug 21, 2011 · N948DS · Substantial damage
  > The pilot's failure to maintain clearance from the power poles while maneuvering during low-altitude operations.
- [NTSB CEN11WA587](https://openairdocs.org/ntsb/CEN11WA587.md): Gardan GY80-160 · Mauterndorf, Austria · Accident · 2 fatal · Foreign investigation · Aug 21, 2011 · D-EKCN · Substantial damage
  > Under the jurisdiction and control of the Austrian Government.
- [NTSB CEN11LA606](https://openairdocs.org/ntsb/CEN11LA606.md): Boeing A75N1(PT17) · Mt. Clemens, MI · Accident · 1 fatal · Limited investigation · Final report · Aug 21, 2011 · N49739 · 2 aircraft · No damage
  > The wing walker’s decision to release his grip of the airplane during an attempted aerial transfer from airplane to helicopter before both aircraft achieved the proper relative positioning for the transfer.
- [NTSB CEN11LA588](https://openairdocs.org/ntsb/CEN11LA588.md): Hendryx Steve/Wiley Ross Super Rebel · La Porte City, IA · Accident · Minor injuries · Limited investigation · Final report · Aug 21, 2011 · N540AF · Substantial damage
  > The improper assembly of the aileron cable by the airplane builder.
- [NTSB CEN11LA585](https://openairdocs.org/ntsb/CEN11LA585.md): Aero Commander Callair A-9B · Marshall, MI · Accident · 1 fatal · Limited investigation · Final report · Aug 21, 2011 · N7638V · Substantial damage
  > The towplane pilot's loss of control during an aerotow operation due to the glider pilot's inability to maintain a proper position behind the towplane while encountering turbulence on initial climb.
- [NTSB CEN11CA590](https://openairdocs.org/ntsb/CEN11CA590.md): Rans Designs S-7LS · Joplin, MO · Accident · No injuries · Data collection · Final report · Aug 21, 2011 · N544RS · Substantial damage
  > The pilot's failure to maintain aircraft control during the landing.
- [NTSB CEN11CA586](https://openairdocs.org/ntsb/CEN11CA586.md): Cessna TU206G · Shawno, WI · Accident · Minor injuries · Data collection · Final report · Aug 21, 2011 · N12TL · Substantial damage
  > The pilot's loss of control on final approach, while maneuvering to avoid birds.
- [NTSB ANC11LA084](https://openairdocs.org/ntsb/ANC11LA084.md): Grumman G-44 · Dillingham, AK · Accident · No injuries · Limited investigation · Final report · Aug 21, 2011 · N139F · Substantial damage
  > A loss of directional control during landing due to a rock lodged in the main landing gear wheel brake, resulting in a runway excursion and collision with terrain.
- [NTSB WPR11CA446](https://openairdocs.org/ntsb/WPR11CA446.md): Cessna 182A · Prescott, AZ · Accident · No injuries · Data collection · Final report · Aug 20, 2011 · N3723D · Substantial damage
  > The pilot's failure to maintain directional control while taxiing.
- [NTSB ERA11WA470](https://openairdocs.org/ntsb/ERA11WA470.md): Piper PA30 · Region del Bio Bio, Chile · Accident · 2 fatal · Foreign investigation · Aug 20, 2011 · CC-CTT · Substantial damage
  > On August 20, 2011, at 1650 universal coordinated time, a Piper PA-30, Chilean registration CC-CTT, was substantially damaged when it impacted terrain, after its right wing separated in-flight while maneuvering, over Region del Bio Bio, Chile. The pilot and…
- [NTSB ERA11LA469](https://openairdocs.org/ntsb/ERA11LA469.md): Lindstrand Balloons 180A · Lewiston, ME · Accident · Serious injuries · Limited investigation · Final report · Aug 20, 2011 · N75213 · No damage
  > The separation of the inflation tank gas line due to an improperly positioned valve o-ring. Contributing to the accident was the use of an unapproved inflation tank.
- [NTSB ERA11FA468](https://openairdocs.org/ntsb/ERA11FA468.md): Mitchell David N Lancair IV P · Hammonton, NJ · Accident · 1 fatal · Field investigation · Final report · Aug 20, 2011 · N71DM · 2 aircraft · Substantial damage
  > The Lancair pilot's failure to see and avoid the aerobatic airplane. Contributing to the accident was the Lancair pilot's inadequate use of collision avoidance strategies while inbound to an area of known potential aerobatic activity.
- [NTSB ERA11FA467](https://openairdocs.org/ntsb/ERA11FA467.md): Cessna 172M · Titusville, PA · Accident · 2 fatal · Field investigation · Final report · Aug 20, 2011 · N13126 · Substantial damage
  > The flight instructor's improper decision to attempt a visual descent into instrument meteorological conditions while approaching the destination airport, which resulted in an in-flight collision with trees and terrain.
- [NTSB ERA11CA478](https://openairdocs.org/ntsb/ERA11CA478.md): Cano Dave Avid Flyer Mkiv · Smithville, TN · Accident · No injuries · Data collection · Final report · Aug 20, 2011 · N52CH · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll due to his distraction by an open door.
- [NTSB ERA11CA477](https://openairdocs.org/ntsb/ERA11CA477.md): Pitts Special · Bessemer, AL · Accident · No injuries · Data collection · Final report · Aug 20, 2011 · N2997G · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB DCA11RA097](https://openairdocs.org/ntsb/DCA11RA097.md): Boeing 737 · Resolute, Canada · Accident · No injuries · Foreign investigation · Aug 20, 2011 · CGNWN · Destroyed
  > On August 20, 2011, about 1230 central daylight time (local), a Boeing 737-200, Canadian registration CGNWN, operated by First Air in a combination passenger/freight configuration as flight 6560 and equipped with Pratt & Whitney JT8D engines, impacted terrain…
- [NTSB CEN11LA591](https://openairdocs.org/ntsb/CEN11LA591.md): American Autogyro Sparrowhawk · Delaware, OH · Accident · Minor injuries · Limited investigation · Final report · Aug 20, 2011 · N2631B · Substantial damage
  > The noncertificated pilot did not maintain adequate airspeed and aircraft control during initial climb.
- [NTSB CEN11LA582](https://openairdocs.org/ntsb/CEN11LA582.md): Vertical Unlimited 12 · Kansas City, MO · Accident · 1 fatal · Limited investigation · Final report · Aug 20, 2011 · N2BJ · Substantial damage
  > The pilot's impairment during an aerobatic airshow performance for reasons that could not be determined based on available information, which resulted in an in-flight loss of airplane control.
- [NTSB CEN11LA581](https://openairdocs.org/ntsb/CEN11LA581.md): Piper PA-25-235 · Whitewood, SD · Accident · 1 fatal · Limited investigation · Final report · Aug 20, 2011 · N7051Z · Substantial damage
  > The pilot's collision with terrain for undetermined reasons.

Next page: https://openairdocs.org/ntsb.md?year=2011&page=13

## 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") = 2011
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?page=12&year=2011

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