# NTSB investigations, 2011, WY

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 WPR12CA068](https://openairdocs.org/ntsb/WPR12CA068.md): Beech J35 · Cheyenne, WY · Accident · No injuries · Data collection · Final report · Dec 16, 2011 · N8281D · Substantial damage
  > The pilot's inadequate compensation for the crosswind, which resulted in a loss of directional control.
- [NTSB WPR12LA065](https://openairdocs.org/ntsb/WPR12LA065.md): Bell 407 · Rock Springs, WY · Accident · Minor injuries · Limited investigation · Final report · Dec 13, 2011 · N8067Z · Substantial damage
  > The unauthorized operation of the helicopter by a non-certificated and unqualified individual who failed to maintain helicopter control.
- [NTSB WPR12FA040](https://openairdocs.org/ntsb/WPR12FA040.md): Cessna T337 · Casper, WY · Accident · 1 fatal · Field investigation · Final report · Nov 18, 2011 · N357 · Substantial damage
  > The pilot's failure to maintain airspeed and airplane control while maneuvering in low visibility and icing conditions.
- [NTSB WPR12LA030](https://openairdocs.org/ntsb/WPR12LA030.md): Piper PA-31T · Cheyenne, WY · Accident · No injuries · Limited investigation · Final report · Nov 8, 2011 · N39EH · Substantial damage
  > The flight crew’s failure to properly latch the cabin door before takeoff.
- [NTSB WPR11CA468](https://openairdocs.org/ntsb/WPR11CA468.md): Beech 36 · Riverton, WY · Accident · No injuries · Data collection · Final report · Sep 24, 2011 · N7549N · Substantial damage
  > The pilot's inadvertent retraction of the landing gear during the landing roll.
- [NTSB WPR11CA467](https://openairdocs.org/ntsb/WPR11CA467.md): Robinson R22 Beta · Douglas, WY · Accident · No injuries · Data collection · Final report · Sep 24, 2011 · N3070S · Substantial damage
  > The pilot's failure to maintain yaw control of the helicopter while hover taxiing in gusty wind conditions.
- [NTSB WPR11LA463](https://openairdocs.org/ntsb/WPR11LA463.md): Cessna 177 · Rock Springs, WY · Accident · No injuries · Limited investigation · Final report · Sep 23, 2011 · N3152T · Substantial damage
  > The pilot did not lean the fuel mixture prior to takeoff, which resulted in the engine's inability to attain sufficient power due to the rich mixture, and his inadequate preflight planning.
- [NTSB WPR11LA434](https://openairdocs.org/ntsb/WPR11LA434.md): Cessna T210M · Saratoga, WY · Accident · Serious injuries · Limited investigation · Final report · Sep 5, 2011 · N761NZ · Substantial damage
  > A loss of engine power during an attempted go-around for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [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 WPR11LA388](https://openairdocs.org/ntsb/WPR11LA388.md): Air Tractor AT-602 · Pine Bluffs, WY · Accident · Minor injuries · Limited investigation · Final report · Aug 17, 2011 · N8518Y · Substantial damage
  > The pilot's failure to maintain clearance from power lines during an aerial application flight.
- [NTSB WPR11CA387](https://openairdocs.org/ntsb/WPR11CA387.md): P&M GT450 · Teton Village, WY · Accident · Serious injuries · Data collection · Final report · Aug 17, 2011 · N988AZ · Substantial damage
  > The pilot's failure to maintain an adequate airspeed, which resulted in a stall mush to ground impact.
- [NTSB WPR11FA381](https://openairdocs.org/ntsb/WPR11FA381.md): Beech A36 · Lander, WY · Accident · 2 fatal · Field investigation · Final report · Aug 14, 2011 · N324AT · Destroyed
  > The pilot’s failure to maintain clearance from mountainous terrain.
- [NTSB WPR11CA399](https://openairdocs.org/ntsb/WPR11CA399.md): Richmond Jim R CCK-1865 · Dubois, WY · Accident · No injuries · Data collection · Final report · Aug 12, 2011 · N56WY · Substantial damage
  > The pilot's failure to maintain clearance from a wire during cruise flight.
- [NTSB WPR11LA389](https://openairdocs.org/ntsb/WPR11LA389.md): Glasair Sportsman · Pinedale, WY · Accident · No injuries · Limited investigation · Final report · Aug 8, 2011 · N117CE · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB WPR11CA365](https://openairdocs.org/ntsb/WPR11CA365.md): Cessna 162 · Rawlings, WY · Accident · No injuries · Data collection · Final report · Aug 1, 2011 · N7024V · Substantial damage
  > The pilot's decision to attempt a takeoff at a density altitude that was outside the performance envelope of the airplane. Also causal was the flight's likely encounter with a sudden tailwind gust.
- [NTSB WPR11CA353](https://openairdocs.org/ntsb/WPR11CA353.md): Sloan Roger D Vans RV7A · Sheridan, WY · Accident · No injuries · Data collection · Final report · Jul 29, 2011 · N742RJ · Substantial damage
  > The pilot's failure to maintain aircraft control during takeoff due to cockpit distractions.
- [NTSB WPR11LA346](https://openairdocs.org/ntsb/WPR11LA346.md): Ryan Navion A · Torrington, WY · Accident · Minor injuries · Limited investigation · Final report · Jul 25, 2011 · N4911K · Substantial damage
  > The carburetor’s failure to meet its operating limits at the low range, which resulted in a loss of engine power when the pilot reduced power for landing.
- [NTSB WPR11CA327](https://openairdocs.org/ntsb/WPR11CA327.md): Cessna 150J · Wheatland, WY · Accident · Minor injuries · Data collection · Final report · Jul 13, 2011 · N60060 · Substantial damage
  > The pilot's inadequate fuel consumption calculations, which resulted in a loss of engine power due to fuel exhaustion. Contributing to the accident was the pilot's decision to continue flight with known equipment deficiencies.
- [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 WPR11LA280](https://openairdocs.org/ntsb/WPR11LA280.md): Inhofe/ Davis Vans RV-8 · Sheridan, WY · Accident · No injuries · Limited investigation · Final report · Jun 22, 2011 · N4546Y · Substantial damage
  > The pilot's inadequate directional control during the landing roll.
- [NTSB WPR11LA253](https://openairdocs.org/ntsb/WPR11LA253.md): Cessna A188B · Pine Bluffs, WY · Accident · No injuries · Limited investigation · Final report · Jun 2, 2011 · N9496G · Substantial damage
  > A partial loss of engine power during takeoff for reasons that could not be determined because postaccident examination did not reveal any mechanical malfunctions or failures that would have precluded normal operation.
- [NTSB WPR11LA233](https://openairdocs.org/ntsb/WPR11LA233.md): Palmer RV6A · Cody, WY · Accident · Serious injuries · Limited investigation · Final report · May 21, 2011 · N52VC · Substantial damage
  > The pilot’s failure to maintain sufficient altitude to avoid rising terrain. Contributing to the accident was the pilot’s visual illusion and disorientation due to the flat light conditions.
- [NTSB WPR11FA228](https://openairdocs.org/ntsb/WPR11FA228.md): Bellanca 17-30A · Rock Springs, WY · Accident · 2 fatal · Field investigation · Final report · May 18, 2011 · N93577 · Substantial damage
  > The pilot’s decision to continue flight into an area of known adverse weather, which resulted in an accumulation of structural ice that led to a loss of control and in-flight breakup. Also causal was the pilot’s inadequate preflight weather planning.
- [NTSB WPR11LA218](https://openairdocs.org/ntsb/WPR11LA218.md): Piper PA46-500TP · Rock Springs, WY · Accident · No injuries · Limited investigation · Final report · May 3, 2011 · N46ME · Substantial damage
  > The overstress fracture of the right aileron midspan hinge bracket due to modal vibrations created by a deflated right main landing gear tire during the takeoff roll.
- [NTSB WPR11FA188](https://openairdocs.org/ntsb/WPR11FA188.md): Aviat A-1C-180 · Laramie, WY · Accident · 1 fatal · Field investigation · Final report · Apr 6, 2011 · N28WY · Substantial damage
  > The pilot’s failure to maintain airplane control and to recover from an aerodynamic stall, which resulted in a spin.
- [NTSB WPR11TA087](https://openairdocs.org/ntsb/WPR11TA087.md): Piper PA-18-180 · Shoshoni, WY · Accident · No injuries · Final report · Jan 2, 2011 · N6774B · Substantial damage
  > A total loss of engine power for undetermined reasons.

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

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