# 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 498 of 3,613 · 180,641 cases

## Cases, newest first

- [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.
- [NTSB ANC11CA083](https://openairdocs.org/ntsb/ANC11CA083.md): Cessna 180A · Igiugig, AK · Accident · No injuries · Data collection · Final report · Aug 20, 2011 · N26CZ · Substantial damage
  > The pilot's decision to take off in a variable wind, resulting in a shallow climb and collision with terrain.
- [NTSB WPR11CA397](https://openairdocs.org/ntsb/WPR11CA397.md): Cessna 170B · Jefferson, OR · Accident · Minor injuries · Data collection · Final report · Aug 19, 2011 · N2789D · Substantial damage
  > The pilot's failure to maintain clearance from power transmission lines during the landing approach into the sun.
- [NTSB WPR11CA396](https://openairdocs.org/ntsb/WPR11CA396.md): Aviat A-1C-200 · Casper, WY · Accident · No injuries · Data collection · Final report · Aug 19, 2011 · N53WY · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB ERA11WA472](https://openairdocs.org/ntsb/ERA11WA472.md): Agusta AW139 · Brazil · Accident · 4 fatal · Foreign investigation · Aug 19, 2011 · PR-SEK · Substantial damage
  > On August 19, 2011, at 1948 coordinated universal time (16:48 local time), an Agusta, AW139, helicopter, Brazilian registration PT-SEK, impacted into the Atlantic Ocean, near an oil rig, identifier P-65, the helicopter sank in waters with a recorded floor…
- [NTSB ERA11LA466](https://openairdocs.org/ntsb/ERA11LA466.md): Piper PA46 · Manasses, VA · Accident · No injuries · Limited investigation · Final report · Aug 19, 2011 · N133SR · Substantial damage
  > An undetermined nose landing gear steering anomaly or anomalies, which resulted in the pilot's inability to maintain directional control of the airplane during the landing rollout. The damage to the nose landing gear precluded a determination of the cause of…
- [NTSB CEN11WA695](https://openairdocs.org/ntsb/CEN11WA695.md): Cessna 210K · (Atlantic Ocean) · Accident · 6 fatal · Class 5 · Foreign · Aug 19, 2011 · N8214M · Destroyed
- [NTSB WPR11WA393](https://openairdocs.org/ntsb/WPR11WA393.md): Aerospatiale AS355 · Marree, Australia, Australia · Accident · 3 fatal · Foreign investigation · Aug 18, 2011 · VH-NTV · Substantial damage
  > On August 18, 2011, at 1008 universal coordinated time, an Aerospatiale AS 355F2, VH-NTV, operated by Australian Broadcasting Corporation, collided with terrain shortly after takeoff near Marree, Australia. The helicopter was substantially damaged and…
- [NTSB WPR11LA416](https://openairdocs.org/ntsb/WPR11LA416.md): Luscombe 8 · Lincoln, CA · Accident · 1 fatal · Limited investigation · Final report · Aug 18, 2011 · N45725 · No damage
  > The passenger's accidental fall while turning the propeller by hand to start the engine.
- [NTSB WPR11LA405](https://openairdocs.org/ntsb/WPR11LA405.md): Juneau Stol CH-701 · Snohomish, WA · Accident · No injuries · Limited investigation · Final report · Aug 18, 2011 · N701BZ · Substantial damage
  > The pilot's improper landing flare, which resulted in a stall and a hard landing.
- [NTSB WPR11LA391](https://openairdocs.org/ntsb/WPR11LA391.md): Luscombe 8A · Cowiche, WA · Accident · No injuries · Limited investigation · Final report · Aug 18, 2011 · N1444K · Substantial damage
  > A partial loss of engine power during maneuvering flight due to an exhaust valve failure.
- [NTSB WPR11FA392](https://openairdocs.org/ntsb/WPR11FA392.md): Briegleb BG-12B · Moore, ID · Accident · 1 fatal · Field investigation · Final report · Aug 18, 2011 · N559Y · Substantial damage
  > The pilot’s decision to perform a low pass over the runway in the opposite direction of his intended landing, and his subsequent failure to maintain airspeed and glider control during the reverse-course maneuver. Contributing to the accident was the effect of…
- [NTSB WPR11FA390](https://openairdocs.org/ntsb/WPR11FA390.md): Piper PA-18-150 · Forsyth, MT · Accident · 2 fatal · Field investigation · Final report · Aug 18, 2011 · N7666D · Substantial damage
  > The pilot’s failure to maintain adequate airspeed while maneuvering, which resulted in a stall/mush, loss of control, and impact with terrain.

Next page: https://openairdocs.org/ntsb.md?page=499

## 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=498

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