# 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 20 of 37 · 1,848 cases

## Cases, newest first

- [NTSB CEN11CA445](https://openairdocs.org/ntsb/CEN11CA445.md): Skytrails Lsa Predator · Coldspring, TX · Accident · Minor injuries · Data collection · Final report · Jul 4, 2011 · N5358Z · Substantial damage
  > The pilot's inadequate consideration of obstructions on his flight path and inability to maintain altitude following an unexplained loss of lift.
- [NTSB WPR11LA303](https://openairdocs.org/ntsb/WPR11LA303.md): Arrow Falcon Exporters OH-58C · Brentwood, CA · Accident · Serious injuries · Limited investigation · Final report · Jul 3, 2011 · N6264D · Substantial damage
  > The failure of the main rotor mast due to fatigue cracking originating from corrosion pits.
- [NTSB CEN11LA459](https://openairdocs.org/ntsb/CEN11LA459.md): Wingtip To Wingtip Panzl S-330 · Battle Creek, MI · Accident · No injuries · Limited investigation · Final report · Jul 3, 2011 · N330JK · Substantial damage
  > The inadequate aileron hinge design, which resulted in the in-flight separation of the left aileron following a fatigue failure of the center hinge rod-end.
- [NTSB CEN11LA456](https://openairdocs.org/ntsb/CEN11LA456.md): Condor Southern Powered Parach Raptor · Weyauwega, WI · Accident · Serious injuries · Limited investigation · Final report · Jul 3, 2011 · N6012H · Minor damage
  > The pilot's failure to maintain sufficient altitude to clear power lines during flight.
- [NTSB CEN11FA444](https://openairdocs.org/ntsb/CEN11FA444.md): Boeing B75N1 · Wetmore, CO · Accident · 1 fatal · Field investigation · Final report · Jul 3, 2011 · N4473N · Substantial damage
  > The pilot's failure to maintain clearance from terrain while maneuvering at low altitude.
- [NTSB CEN11FA443](https://openairdocs.org/ntsb/CEN11FA443.md): Koen Lancair Laser IV-P · Port O'Connor, TX · Accident · 2 fatal · Field investigation · Final report · Jul 3, 2011 · N11001 · Substantial damage
  > The pilot’s loss of airplane control for reasons that could not be determined from the available information.
- [NTSB CEN11FA437](https://openairdocs.org/ntsb/CEN11FA437.md): American Champion 7GCBC · Hayti, SD · Accident · 3 fatal · Field investigation · Final report · Jul 3, 2011 · N711AT · Substantial damage
  > The pilot's decision to attempt low-altitude flight and his failure to maintain adequate clearance from power lines.
- [NTSB CEN11CA462](https://openairdocs.org/ntsb/CEN11CA462.md): Mooney M20S · Washington Island, WI · Accident · No injuries · Data collection · Final report · Jul 3, 2011 · N2234X · Substantial damage
  > The pilot's failure to maintain aircraft control during the landing and his delayed remedial action to abort the landing.
- [NTSB CEN11CA447](https://openairdocs.org/ntsb/CEN11CA447.md): Arion Lightning LS-1 · Garden City, KS · Accident · Minor injuries · Data collection · Final report · Jul 3, 2011 · N125GD · Substantial damage
  > The pilot's failure to maintain aircraft control while landing.
- [NTSB CEN11CA442](https://openairdocs.org/ntsb/CEN11CA442.md): Schweizer 269C · Katy, TX · Accident · No injuries · Data collection · Final report · Jul 3, 2011 · N72DC · Substantial damage
  > The pilot's failure to maintain adequate rotor rpm during a low-altitude maneuvering flight.
- [NTSB WPR11FA302](https://openairdocs.org/ntsb/WPR11FA302.md): Schleicher ASW-20 · Lone Pine, CA · Accident · 1 fatal · Field investigation · Final report · Jul 2, 2011 · N838KS · Substantial damage
  > The glider encountered a strong downward orographic wind flow and turbulence that forced it into terrain. Also causal was the pilot’s decision to operate the glider very close to the terrain.
- [NTSB WPR11CA308](https://openairdocs.org/ntsb/WPR11CA308.md): Piper PA-18 · Enumclaw, WA · Accident · Minor injuries · Data collection · Final report · Jul 2, 2011 · N23TT · Destroyed
  > The pilot's failure to maintain an adequate airspeed during an encounter with a mountain wave and downdraft landing.
- [NTSB ERA11LA386](https://openairdocs.org/ntsb/ERA11LA386.md): Piper PA-32R-301 · Louisville, KY · Accident · No injuries · Limited investigation · Final report · Jul 2, 2011 · N8319N · Substantial damage
  > The pilot's improper flare and inadequate recovery from a bounced landing, which resulted in a landing gear collapse.
- [NTSB ERA11FA374](https://openairdocs.org/ntsb/ERA11FA374.md): Binkley Richard Sonex · Calhoun, GA · Accident · 1 fatal · Field investigation · Final report · Jul 2, 2011 · N6PX · Substantial damage
  > The total loss of engine power for reasons that could not be determined because postimpact fire damage precluded a thorough examination of the engine.
- [NTSB ERA11CA387](https://openairdocs.org/ntsb/ERA11CA387.md): Cessna 150C · Weirsdale, FL · Accident · No injuries · Data collection · Final report · Jul 2, 2011 · N1953Z · Substantial damage
  > The pilot's failure to maintain adequate clearance from the stopped trailer while taxiing.
- [NTSB ERA11CA375](https://openairdocs.org/ntsb/ERA11CA375.md): Temco GC-1B · Sparta, TN · Accident · No injuries · Data collection · Final report · Jul 2, 2011 · N106S · Substantial damage
  > The improper installation of the right rudder control cable by maintenance personnel, which resulted in the pilot's inability to maintain directional control during takeoff.
- [NTSB CEN11CA450](https://openairdocs.org/ntsb/CEN11CA450.md): American Champion 7GCBC · Sugar Land, TX · Accident · Minor injuries · Data collection · Final report · Jul 2, 2011 · N79RA · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB ERA11FA376](https://openairdocs.org/ntsb/ERA11FA376.md): Cessna A185F · Yabucoa, PR · Accident · 5 fatal · Field investigation · Final report · Jul 1, 2011 · N8436Q · Substantial damage
  > The pilot's inadequate weather planning and improper decision to continue a visual flight rules flight into instrument meteorological conditions, which resulted in an encounter with a thunderstorm and subsequent loss of control.
- [NTSB ERA11CA408](https://openairdocs.org/ntsb/ERA11CA408.md): Cessna 172S · Cambridge, MD · Accident · No injuries · Data collection · Final report · Jul 1, 2011 · N789EP · Substantial damage
  > The student pilot's improper recovery from a bounced landing.
- [NTSB CEN11LA455](https://openairdocs.org/ntsb/CEN11LA455.md): Couvillion S-17 · Toledo, OH · Accident · No injuries · Limited investigation · Final report · Jul 1, 2011 · N433GC · Substantial damage
  > The loss of control during initial climb for undetermined reasons, which resulted in a hard landing.
- [NTSB CEN11LA441](https://openairdocs.org/ntsb/CEN11LA441.md): Piper PA-28-180 · Flippin, AR · Accident · Serious injuries · Limited investigation · Final report · Jul 1, 2011 · N56417 · Substantial damage
  > The loss of engine power due to improper maintenance and resultant oil starvation.
- [NTSB CEN11CA440](https://openairdocs.org/ntsb/CEN11CA440.md): Schempp-Hirth Flugzeugbau DUO Discus · Stonewall, TX · Accident · Serious injuries · Data collection · Final report · Jul 1, 2011 · N533BG · Substantial damage
  > The loss of directional control during an off-field landing in gusting wind.
- [NTSB WPR11CA301](https://openairdocs.org/ntsb/WPR11CA301.md): Cessna A185F · Page, AZ · Accident · No injuries · Data collection · Final report · Jun 30, 2011 · N80293 · Substantial damage
  > The pilot's decision to take off with a gusty quartering tailwind.
- [NTSB WPR11CA299](https://openairdocs.org/ntsb/WPR11CA299.md): Piper PA-31-350 · Casper, WY · Accident · No injuries · Data collection · Final report · Jun 30, 2011 · N59798 · Substantial damage
  > An in-flight collision with a bird at low altitude.
- [NTSB ERA11LA399](https://openairdocs.org/ntsb/ERA11LA399.md): Cessna 182K · Stevensville, MD · Accident · No injuries · Limited investigation · Final report · Jun 30, 2011 · N2888R · Substantial damage
  > A total loss of engine power during initial climb for undetermined reasons.
- [NTSB ERA11CA373](https://openairdocs.org/ntsb/ERA11CA373.md): Leatherman Karl L Zodiac CH 601 HDS · Gray Court, SC · Accident · No injuries · Data collection · Final report · Jun 30, 2011 · N67KL · Substantial damage
  > The total loss of engine power due to the failure of the radiator coolant supply fitting.
- [NTSB CEN11LA449](https://openairdocs.org/ntsb/CEN11LA449.md): Abbey Victor RV9-A · Leander, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 30, 2011 · N59VA · Substantial damage
  > The partial loss of engine power for reasons that could not be determined because examination of the engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB CEN11FA436](https://openairdocs.org/ntsb/CEN11FA436.md): Ray Aerial Spraying 773 Racer · Ottumwa, IA · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2011 · N773RY · Destroyed
  > The loss of engine power for reasons that could not be determined because postaccident examination of the airplane’s engine and ignition system did not reveal any anomalies that would have precluded normal operation, and extensive postaccident fire damage…
- [NTSB CEN11FA434](https://openairdocs.org/ntsb/CEN11FA434.md): Schaffer Gary W Lancair · Yukon, OK · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2011 · N358MA · Substantial damage
  > The pilot's use of an excessive bank angle while in the airport traffic pattern, which resulted in an accelerated stall. Contributing to the accident were the pilot’s lack of experience in the airplane and the pilot’s distracted attention to the rough running…
- [NTSB CEN11FA433](https://openairdocs.org/ntsb/CEN11FA433.md): Klemp Gregory J Challenger II · Neshkoro, WI · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2011 · N12911 · Substantial damage
  > The total loss of engine power during the initial climb due to a cold seizure as a result of a broken fan V-belt. Contributing to the accident was the passenger's interference with the flight controls during the forced landing.
- [NTSB CEN11CA453](https://openairdocs.org/ntsb/CEN11CA453.md): Powrachute Airwolf 912 · Oconto, WI · Accident · Serious injuries · Data collection · Final report · Jun 30, 2011 · N734MP · Substantial damage
  > The powered parachute pilot's decision to execute an in-flight full-flare which resulted in exceeding the angle of attack capabilities of the parachute wing, and subsequent inadvertent stall.
- [NTSB CEN11CA439](https://openairdocs.org/ntsb/CEN11CA439.md): Barker A E B-2 · Sisterdale, TX · Accident · No injuries · Data collection · Final report · Jun 30, 2011 · N6917 · Substantial damage
  > The pilot's failure to maintain clearance from obstacles.
- [NTSB CEN11CA435](https://openairdocs.org/ntsb/CEN11CA435.md): Piper PA-16 · Huntington, IN · Accident · No injuries · Data collection · Final report · Jun 30, 2011 · N5985H · Substantial damage
  > The pilot's improper use of brakes which resulted in a nose over.
- [NTSB CEN11LA448](https://openairdocs.org/ntsb/CEN11LA448.md): Cessna 140 · Burlington, WI · Accident · Serious injuries · Limited investigation · Final report · Jun 29, 2011 · N2332V · Substantial damage
  > The improper installation of the fuel selector indicator handle, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB CEN11LA430](https://openairdocs.org/ntsb/CEN11LA430.md): Piper PA-28-180 · Barron, WI · Accident · No injuries · Limited investigation · Final report · Jun 29, 2011 · N9002J · Substantial damage
  > The loss of engine power, which resulted from fuel exhaustion due to the pilot's inadequate in-flight planning.
- [NTSB CEN11LA429](https://openairdocs.org/ntsb/CEN11LA429.md): Keesler W8 Tailwind · Oshkosh, WI · Accident · Minor injuries · Limited investigation · Final report · Jun 29, 2011 · N56PK · Substantial damage
  > The loss of engine power during initial climb for undetermined reasons.
- [NTSB CEN11FA431](https://openairdocs.org/ntsb/CEN11FA431.md): Bosonetto Thorp T-18 · Howell, MI · Accident · 2 fatal · Field investigation · Final report · Jun 29, 2011 · N8AL · Substantial damage
  > The pilot's failure to maintain airplane control and airspeed during final approach, which resulted in an aerodynamic stall/spin at a low altitude.
- [NTSB CEN11FA428](https://openairdocs.org/ntsb/CEN11FA428.md): Cessna R182 · Thornton, CO · Accident · 1 fatal · Field investigation · Final report · Jun 29, 2011 · N2344C · Substantial damage
  > The pilot's inadvertent encounter with a microburst while operating at a low altitude, which resulted in a loss of control from which the pilot could not recover. Contributing to the accident was the pilot’s inadequate preflight planning for the forecasted…
- [NTSB CEN11CA427](https://openairdocs.org/ntsb/CEN11CA427.md): Mooney M20E · Frankston, TX · Accident · No injuries · Data collection · Final report · Jun 29, 2011 · N55FE · Substantial damage
  > The pilot's improper fuel management, which resulted in a loss of engine power due to fuel exhaustion.
- [NTSB ERA11FA369](https://openairdocs.org/ntsb/ERA11FA369.md): Cessna 172M · Poughkeepsie, NY · Accident · 2 fatal · Field investigation · Final report · Jun 28, 2011 · N61579 · Substantial damage
  > The pilot’s loss of airplane control due to impairment or incapacitation as a result of coronary artery disease in combination with atrial fibrillation. Contributing to the accident was the pilot's failure to report his paroxysmal atrial fibrillation to the…
- [NTSB CEN11LA452](https://openairdocs.org/ntsb/CEN11LA452.md): Cessna A188A · Estelline, SD · Accident · Minor injuries · Limited investigation · Final report · Jun 28, 2011 · N1588M · Substantial damage
  > The pilot’s failure to maintain control of the airplane during takeoff for undetermined reasons because the pilot did not recall the accident.
- [NTSB CEN11LA432](https://openairdocs.org/ntsb/CEN11LA432.md): Baker Wayne CH-750 · Gladewater, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 28, 2011 · N751WB · Substantial damage
  > A loss of directional control on takeoff for undetermined reasons.
- [NTSB WPR11LA291](https://openairdocs.org/ntsb/WPR11LA291.md): Richard Challenger II · Moses Lake, WA · Accident · Serious injuries · Limited investigation · Final report · Jun 27, 2011 · N9103L · Substantial damage
  > A loss of engine power during the initial climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11CA295](https://openairdocs.org/ntsb/WPR11CA295.md): Cessna 172S · Price, UT · Accident · No injuries · Data collection · Final report · Jun 27, 2011 · N674SP · Substantial damage
  > The pilot's decision to attempt a takeoff at a density altitude outside of the takeoff performance envelope of the aircraft along with using an aircraft flap setting higher than the manufacture's recommended setting for takeoff.
- [NTSB OPS11IA686](https://openairdocs.org/ntsb/OPS11IA686.md): Mcdonnell Douglas DC-9-83(MD-83) · Apache Junction, AZ · Incident · No injuries · Incident investigation · Final report · Jun 27, 2011 · N416NV · No damage
  > The failure of the pilots of both airplanes to see and avoid each other and to maneuver as advised by the air traffic controller in time to prevent the conflict that resulted in the reported near midair collision.
- [NTSB ERA11LA370](https://openairdocs.org/ntsb/ERA11LA370.md): Cessna 182Q · Holly Springs, MS · Accident · Minor injuries · Limited investigation · Final report · Jun 27, 2011 · N759ZS · Substantial damage
  > The pilot's incorrect positioning of the fuel tank selector before takeoff, which resulted in a loss of engine power due to fuel starvation during takeoff initial climb.
- [NTSB CEN11FA422](https://openairdocs.org/ntsb/CEN11FA422.md): Robinson R22 Beta · Del Valle, TX · Accident · 1 fatal · Field investigation · Final report · Jun 27, 2011 · N7779M · Substantial damage
  > The divergence of the main rotor from its normal plane of rotation for reasons that cannot be determined because the pilot’s control inputs leading up to the event are unknown, resulting in mast bumping and main rotor blade separation.
- [NTSB ANC11FA055](https://openairdocs.org/ntsb/ANC11FA055.md): Cessna 150M · Beluga Lake, AK · Accident · 1 fatal · Field investigation · Final report · Jun 27, 2011 · N66286 · Substantial damage
  > The pilot did not maintain adequate airspeed during takeoff, which resulted in an aerodynamic stall.
- [NTSB ANC11CA057](https://openairdocs.org/ntsb/ANC11CA057.md): Dehavilland DHC-2 MK 1 · Talkeetna, AK · Accident · No injuries · Data collection · Final report · Jun 27, 2011 · N561TA · Substantial damage
  > The pilot's selection of unsuitable terrain for takeoff.
- [NTSB ANC11CA056](https://openairdocs.org/ntsb/ANC11CA056.md): Hughes 500D · Ambler, AK · Accident · No injuries · Data collection · Final report · Jun 27, 2011 · C-GLHQ · Substantial damage
  > The pilot's misalignment of the helicopter on the landing structure.

Next page: https://openairdocs.org/ntsb.md?year=2011&page=21

## 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=20&year=2011

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