# NTSB investigations, 2011, AL

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 ERA12CA096](https://openairdocs.org/ntsb/ERA12CA096.md): Thompson Tommy W Loehle P5151 · Courtland, AL · Accident · Serious injuries · Data collection · Final report · Dec 4, 2011 · N212WE · Substantial damage
  > The airplane's inadvertent encounter with excessive windshear while on the downwind traffic pattern leg at low altitude, which resulted in the pilot's inability to arrest the airplane’s descent. Contributing to the accident was the pilot's decision to fly the…
- [NTSB ERA11LA496](https://openairdocs.org/ntsb/ERA11LA496.md): Aero Adventure Zephyr II · Sylacauga, AL · Accident · 1 fatal · Limited investigation · Final report · Sep 18, 2011 · N3577F · Substantial damage
  > The pilot's incapacitation due to a heart attack during takeoff, which led to an in-flight loss of airplane control.
- [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 ERA11CA441](https://openairdocs.org/ntsb/ERA11CA441.md): Cessna 172K · Sylacauga, AL · Accident · No injuries · Data collection · Final report · Aug 5, 2011 · N7214G · Substantial damage
  > A stuck exhaust-valve on the number one cylinder which resulted in a loss of engine power.
- [NTSB ERA11FA391](https://openairdocs.org/ntsb/ERA11FA391.md): Cessna 421C · Demopolis, AL · Accident · 7 fatal · Field investigation · Final report · Jul 9, 2011 · N692TT · Substantial damage
  > The pilot's failure to maintain airplane control during a single-engine approach and his failure to fly an appropriate traffic pattern for a single-engine landing. Contributing to the accident was a total loss of engine power on the right engine due to a…
- [NTSB ERA11LA388](https://openairdocs.org/ntsb/ERA11LA388.md): Cessna 172N · Orange Beach, AL · Accident · No injuries · Limited investigation · Final report · Jul 4, 2011 · N109DP · Substantial damage
  > The operation of the airplane using unapproved fuels, which resulted in abnormal combustion and subsequent damage to the No. 3 cylinder. Contributing to the accident was the inadequate 100-hour inspection because the mechanic failed to note the lack of…
- [NTSB ERA11FA360](https://openairdocs.org/ntsb/ERA11FA360.md): Clabaugh Robert R Barracuda · Andalusia, AL · Accident · 1 fatal · Field investigation · Final report · Jun 26, 2011 · N289DH · Substantial damage
  > The pilot did not maintain airspeed while maneuvering on approach for landing, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's lack of experience in the make and model airplane.
- [NTSB ERA11FA348](https://openairdocs.org/ntsb/ERA11FA348.md): Piper PA-28-140 · Guntersville, AL · Accident · 3 fatal · Field investigation · Final report · Jun 18, 2011 · N1803T · Substantial damage
  > The pilot's excessive pitch attitude, which resulted in an aerodynamic stall during the takeoff initial climb. Contributing to the accident was the pilot’s failure to comply with weight and balance limitations.
- [NTSB ERA11CA353](https://openairdocs.org/ntsb/ERA11CA353.md): Head Balloons AX8-88 · Summerdale, AL · Accident · No injuries · Data collection · Final report · Jun 18, 2011 · N8190V · Substantial damage
  > The balloon pilot's failure to maintain proper altitude/clearance from a tree line during the landing approach.
- [NTSB ERA11LA242](https://openairdocs.org/ntsb/ERA11LA242.md): Wsk-Mielec AN-2 · Loxley, AL · Accident · No injuries · Limited investigation · Final report · Apr 11, 2011 · N122AN · Substantial damage
  > A loss of engine power due to internal failure.
- [NTSB ERA11LA197](https://openairdocs.org/ntsb/ERA11LA197.md): Burr Andrew E Xiv Rotorway Exec 162F · Lincoln, AL · Accident · No injuries · Limited investigation · Final report · Mar 19, 2011 · N192AB · Substantial damage
  > A total loss of engine power during cruise flight for undetermined reasons.
- [NTSB ERA11LA175](https://openairdocs.org/ntsb/ERA11LA175.md): Bell 206-L4 · Birmingham, AL · Accident · No injuries · Limited investigation · Final report · Mar 2, 2011 · N154MW · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB ERA11LA167](https://openairdocs.org/ntsb/ERA11LA167.md): Cessna 182F · Auburn, AL · Accident · Minor injuries · Limited investigation · Final report · Feb 27, 2011 · N3420U · Substantial damage
  > A loss of engine power due to an internal failure of the muffler that was not detected by maintenance personnel.
- [NTSB ERA11LA135](https://openairdocs.org/ntsb/ERA11LA135.md): Belcher William B II Firestar · West Blocton, AL · Accident · Serious injuries · Limited investigation · Final report · Feb 6, 2011 · N43341 · Substantial damage
  > The student pilot's failure to maintain adequate airspeed while maneuvering, which resulted in an aerodynamic stall.
- [NTSB ERA11CA127](https://openairdocs.org/ntsb/ERA11CA127.md): Piper PA28 · Monroeville, AL · Accident · No injuries · Data collection · Final report · Jan 26, 2011 · N9742J · Substantial damage
  > The pilot's failure to maintain directional control during the landing rollout.
- [NTSB ERA11CA123](https://openairdocs.org/ntsb/ERA11CA123.md): Cirrus Design SR22 · Jasper, AL · Accident · No injuries · Data collection · Final report · Jan 24, 2011 · N1116C · Substantial damage
  > The pilot's loss of directional control on a wet runway during takeoff from a touch and go landing resulting in a runway excursion.
- [NTSB ERA11FA107](https://openairdocs.org/ntsb/ERA11FA107.md): Beech 58P · Birmingham, AL · Accident · 1 fatal · Field investigation · Final report · Jan 6, 2011 · N48TS · Substantial damage
  > The pilot's failure to maintain control of the airplane during an instrument approach due to spatial disorientation.

## 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."eventStateOrRegion" = 'AL' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=AL&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.