# NTSB investigations: Lycoming 0-235 series, 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.

## Latest cases

- [NTSB ERA12LA112](https://openairdocs.org/ntsb/ERA12LA112.md): Piper PA-38-112 · Merry Hill, NC · Accident · Serious injuries · Limited investigation · Final report · Dec 16, 2011 · N9279T · Substantial damage
  > Operation of the airplane by a non-certificated pilot. Contributing to the accident was the non-certificated pilot’s failure to maintain airspeed while making a forced landing following a total loss of engine power at low altitude, which resulted in an…
- [NTSB ERA12LA106](https://openairdocs.org/ntsb/ERA12LA106.md): Cessna 152 · Venice, FL · Accident · No injuries · Limited investigation · Final report · Dec 9, 2011 · N471TC · Substantial damage
  > A loss of engine power during takeoff for reasons that could not be determined because postaccident examination and testing did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR12LA055](https://openairdocs.org/ntsb/WPR12LA055.md): Piper PA-38-112 · Davis, CA · Accident · No injuries · Limited investigation · Final report · Dec 7, 2011 · N2466D · Substantial damage
  > The pilot's inadequate fuel management, which resulted in a loss of engine power due to fuel starvation.
- [NTSB CEN12LA077](https://openairdocs.org/ntsb/CEN12LA077.md): Cessna 152 · Princeton, MN · Accident · No injuries · Limited investigation · Final report · Nov 22, 2011 · N6436P · Substantial damage
  > The inadequate installation of the threaded insert in the No. 2 cylinder spark plug hole by maintenance personnel, which resulted in a loss of engine power during initial climb.
- [NTSB CEN12LA007](https://openairdocs.org/ntsb/CEN12LA007.md): Piper PA-38-112 · Centerburg, OH · Accident · No injuries · Limited investigation · Final report · Oct 5, 2011 · N6403A · Substantial damage
  > The pilot's improper pre-flight planning and failure to ensure that there was an adequate fuel supply on board to complete the flight, which resulted in fuel exhaustion. Contributing to the accident was the malfunction of the fuel quantity indicator.
- [NTSB WPR11CA473](https://openairdocs.org/ntsb/WPR11CA473.md): Cessna 152 · Scappoose, OR · Accident · No injuries · Data collection · Final report · Sep 29, 2011 · N6308Q · Substantial damage
  > The student pilot's improper flare, which resulted in a bounced landing from which she was unable to recover.
- [NTSB WPR11LA477](https://openairdocs.org/ntsb/WPR11LA477.md): Starduster II SA-300 · West Jordan, UT · Accident · No injuries · Limited investigation · Final report · Sep 24, 2011 · N23UT · 2 aircraft · Minor damage
  > The pilot of the other airplane's inadequate visual lookout, which resulted in a collision with the standing airplane.
- [NTSB WPR11LA443](https://openairdocs.org/ntsb/WPR11LA443.md): Cessna 152 · Redlands, CA · Accident · No injuries · Limited investigation · Final report · Sep 6, 2011 · N4649L · Substantial damage
  > The flight instructor’s delayed remedial action and failure to maintain airplane control while performing a simulated aborted landing.
- [NTSB ANC11CA097](https://openairdocs.org/ntsb/ANC11CA097.md): Piper PA-12 · Anchorage, AK · Accident · No injuries · Data collection · Final report · Sep 5, 2011 · N3654M · Substantial damage
  > The pilot's misidentification of the runway environment in dusk light conditions.
- [NTSB CEN11CA677](https://openairdocs.org/ntsb/CEN11CA677.md): Piper PA-22-108 · Monte Vista, CO · Accident · No injuries · Data collection · Final report · Sep 4, 2011 · N5934Z · Substantial damage
  > The student pilot's loss of control while landing, which resulted in a ground loop.
- [NTSB ERA11LA501](https://openairdocs.org/ntsb/ERA11LA501.md): Piper PA-22-108 · Monmouth, ME · Accident · No injuries · Limited investigation · Final report · Aug 18, 2011 · N5048Z · Substantial damage
  > Operation of the airplane by a non-certificated pilot and his failure to maintain airplane control.
- [NTSB WPR11FA383](https://openairdocs.org/ntsb/WPR11FA383.md): Piper PA-38-112 · Silver Bow, MT · Accident · 2 fatal · Field investigation · Final report · Aug 15, 2011 · N2584N · Substantial damage
  > The pilot's failure to maintain airplane control while maneuvering.
- [NTSB ANC11CA078](https://openairdocs.org/ntsb/ANC11CA078.md): Piper PA-11 · Chenga Bay, AK · Accident · No injuries · Data collection · Final report · Aug 11, 2011 · N78635 · Substantial damage
  > The pilot's improper decision to land on an unsuitable landing surface which resulted in a nose over.
- [NTSB WPR11FA344](https://openairdocs.org/ntsb/WPR11FA344.md): American AA-1A · Corona, CA · Accident · 2 fatal · Field investigation · Final report · Jul 23, 2011 · N34299 · Substantial damage
  > An aggressive flight maneuver performed by the pilot during low altitude flight, which resulted in an aerodynamic stall.
- [NTSB ERA11LA416](https://openairdocs.org/ntsb/ERA11LA416.md): Champion 7ECA · Hinesville, GA · Accident · Serious injuries · Limited investigation · Final report · Jul 23, 2011 · N5191X · Substantial damage
  > The total loss of engine power due to the improper installation of the carburetor air filter by maintenance personnel, which resulted in the filter becoming dislodged and obstructing the carburetor. Contributing to the accident was the pilot did not maintain…
- [NTSB ANC11FA065](https://openairdocs.org/ntsb/ANC11FA065.md): Piper PA-12 · Delta, AK · Accident · 1 fatal · Field investigation · Final report · Jul 17, 2011 · N92770 · Substantial damage
  > The pilot's decision to make a low-altitude turn back to the airport following a loss of engine power, which resulted in an aerodynamic stall and loss of control. Contributing to the severity of the pilot's injuries was the separation of the pilot's seat…
- [NTSB WPR11CA328](https://openairdocs.org/ntsb/WPR11CA328.md): Taylorcraft F-22 · Payson, AZ · Accident · No injuries · Data collection · Final report · Jul 14, 2011 · N191TC · Substantial damage
  > The pilot's selection of a wrong runway to practice touch-and-go takeoffs and landings.
- [NTSB ANC11CA063](https://openairdocs.org/ntsb/ANC11CA063.md): Piper PA-12 · Gulkana, AK · Accident · No injuries · Data collection · Final report · Jul 10, 2011 · N2318M · Substantial damage
  > The pilot's inadequate recovery from a bounced landing.
- [NTSB WPR11LA318](https://openairdocs.org/ntsb/WPR11LA318.md): Piper PA-22-108 · Frazier Park, CA · Accident · No injuries · Limited investigation · Final report · Jul 8, 2011 · N4901Z · Substantial damage
  > The pilot’s geographic disorientation, which resulted in an off-airport precautionary landing in soft terrain and a subsequent nose over.
- [NTSB ERA11CA378](https://openairdocs.org/ntsb/ERA11CA378.md): Beech 77 · Jonesville, VA · Accident · Minor injuries · Data collection · Final report · Jul 4, 2011 · N37148 · Substantial damage
  > The pilot's delayed decision to abort the takeoff.
- [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 CEN11CA395](https://openairdocs.org/ntsb/CEN11CA395.md): Nelson Dan H LONG-EZ · Moriarity, NM · Accident · No injuries · Data collection · Final report · Jun 14, 2011 · N81DN · Substantial damage
  > The pilot's failure to maintain directional control during the landing.
- [NTSB WPR11CA262](https://openairdocs.org/ntsb/WPR11CA262.md): Cessna 152 · Idaho Falls, ID · Accident · No injuries · Data collection · Final report · Jun 10, 2011 · N89439 · Substantial damage
  > The pilot's inadequate landing flare and improper bounced landing recovery.
- [NTSB ERA11FA332](https://openairdocs.org/ntsb/ERA11FA332.md): Cessna 152 · Vero Beach, FL · Accident · 2 fatal · Field investigation · Final report · Jun 9, 2011 · N48869 · Substantial damage
  > The pilot’s failure to maintain adequate airspeed while maneuvering, which resulted in an aerodynamic stall and subsequent spin.
- [NTSB ANC11CA036](https://openairdocs.org/ntsb/ANC11CA036.md): Piper J5A · Palmer, AK · Accident · No injuries · Data collection · Final report · May 27, 2011 · N2364 · Substantial damage
  > The pilot's inadequate compensation for wind conditions.
- [NTSB CEN11LA368](https://openairdocs.org/ntsb/CEN11LA368.md): Cessna 152 · Ann Arbor, MI · Accident · Serious injuries · Limited investigation · Final report · May 25, 2011 · N222UM · No damage
  > The flight instructor’s failure to maintain clearance from the propeller when exiting the airplane. Contributing to the accident were the instructor’s decision not to shut down the engine before exiting the airplane and the operator’s lack of a policy…
- [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 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 CEN11LA328](https://openairdocs.org/ntsb/CEN11LA328.md): Piper PA-18 · Fredenberg Township, MN · Accident · No injuries · Limited investigation · Final report · May 7, 2011 · N195T · Substantial damage
  > The pilot's inadequate directional control during a crosswind landing.
- [NTSB CEN11CA284](https://openairdocs.org/ntsb/CEN11CA284.md): Piper PA38 · Peyton, CO · Accident · No injuries · Data collection · Final report · Apr 13, 2011 · N107WC · Substantial damage
  > The pilot's loss of directional control during landing.
- [NTSB ANC11CA025](https://openairdocs.org/ntsb/ANC11CA025.md): Piper PA-12 · Delta Junction, AK · Accident · No injuries · Data collection · Final report · Apr 10, 2011 · N3613M · Substantial damage
  > The pilot's misjudged altitude while landing in bright sunlight on an airstrip surrounded by snow, resulting in an undershoot and a nose over.
- [NTSB CEN11CA278](https://openairdocs.org/ntsb/CEN11CA278.md): Cessna 152 · Stow, OH · Accident · No injuries · Data collection · Final report · Apr 9, 2011 · N95469 · Substantial damage
  > The student pilot's improper recovery from a bounced landing.
- [NTSB ERA11CA225](https://openairdocs.org/ntsb/ERA11CA225.md): Piper PA38 · Manville, NJ · Accident · Serious injuries · Data collection · Final report · Apr 2, 2011 · N2491K · Substantial damage
  > The pilot’s improper fuel management which resulted in a loss of engine power due to fuel starvation.
- [NTSB WPR11CA171](https://openairdocs.org/ntsb/WPR11CA171.md): Remos GX · Arlington, WA · Accident · No injuries · Data collection · Final report · Mar 19, 2011 · N386GX · 2 aircraft · Substantial damage
  > The LSA pilots' failure to stop and to ensure that the taxiway was clear of conflicting traffic before entering.
- [NTSB CEN11CA217](https://openairdocs.org/ntsb/CEN11CA217.md): Piper PA-22-108 · Lockhart, TX · Accident · Minor injuries · Data collection · Final report · Mar 7, 2011 · N4571Z · Substantial damage
  > The pilot's failure to maintain clearance from trees.
- [NTSB CEN11LA177](https://openairdocs.org/ntsb/CEN11LA177.md): Piper PA-16 · Lake Koshkonong, WI · Accident · Minor injuries · Limited investigation · Final report · Feb 5, 2011 · N5945H · Substantial damage
  > A loss of engine power for undetermined reasons during a low-altitude pass over a frozen lake.

## 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
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41505'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41505&year=2011

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.