# NTSB investigations, 2011, AZ

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 1 of 2 · 67 cases

## Latest cases

- [NTSB WPR12FA067](https://openairdocs.org/ntsb/WPR12FA067.md): Cirrus Design SR22 · Phoenix, AZ · Accident · 1 fatal · Field investigation · Final report · Dec 15, 2011 · N7850P · Substantial damage
  > The pilot's failure to maintain adequate separation behind a corporate jet, which resulted in an encounter with wake turbulence and a subsequent loss of control.
- [NTSB WPR12FA066](https://openairdocs.org/ntsb/WPR12FA066.md): Robinson Helicopter R22 Beta · Tucson, AZ · Accident · Serious injuries · Field investigation · Final report · Dec 14, 2011 · N4052G · Substantial damage
  > A loss of engine power due to the pilot's failure to utilize carburetor heat while maneuvering..
- [NTSB WPR12FA059](https://openairdocs.org/ntsb/WPR12FA059.md): Vans RV7 - A · Surprise, AZ · Accident · 1 fatal · Field investigation · Final report · Dec 10, 2011 · N724WD · Substantial damage
  > An electrical or engine electronic problem, which resulted in a loss of engine power, followed by a low-altitude stall.
- [NTSB WPR12LA047](https://openairdocs.org/ntsb/WPR12LA047.md): Cessna 310I · Sedona, AZ · Accident · No injuries · Limited investigation · Final report · Nov 25, 2011 · N8059M · Substantial damage
  > The collapse of the right main landing gear after landing for a reason that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation, and postaccident testing could not be performed due…
- [NTSB WPR12MA046](https://openairdocs.org/ntsb/WPR12MA046.md): Rockwell 690 · Apache Junction, AZ · Accident · 6 fatal · Major investigation · Final report · Nov 24, 2011 · N690SM · Destroyed
  > The pilot's failure to maintain a safe ground track and altitude combination for the moonless night visual flight rules flight, which resulted in controlled flight into terrain. Contributing to the accident were the pilot's complacency and lack of situational…
- [NTSB WPR12LA039](https://openairdocs.org/ntsb/WPR12LA039.md): Williams Helicopter UH-1H · Grand Canyon, AZ · Accident · Serious injuries · Limited investigation · Final report · Nov 15, 2011 · N502AW · Substantial damage
  > The loss of main rotor power due to a main rotor transmission failure from a lack of lubrication.
- [NTSB WPR12CA038](https://openairdocs.org/ntsb/WPR12CA038.md): Cessna 172S · Phoenix, AZ · Accident · No injuries · Data collection · Final report · Nov 12, 2011 · N24350 · Substantial damage
  > The student pilot's inadequate directional control during takeoff.
- [NTSB WPR12CA033](https://openairdocs.org/ntsb/WPR12CA033.md): Casler Scott CX-4 · San Carlos, AZ · Accident · No injuries · Data collection · Final report · Nov 9, 2011 · N5089Q · Substantial damage
  > The pilot's inadequate directional control during takeoff.
- [NTSB WPR12FA031](https://openairdocs.org/ntsb/WPR12FA031.md): Cessna 182Q · Lake Havasu City, AZ · Accident · 3 fatal · Field investigation · Final report · Nov 7, 2011 · N4701N · Substantial damage
  > The pilot's continued cruise flight into cloudy conditions at night, which resulted in a loss of airplane control due to spatial disorientation.
- [NTSB WPR12CA016](https://openairdocs.org/ntsb/WPR12CA016.md): Beech D17S · Phoenix, AZ · Accident · No injuries · Data collection · Final report · Oct 18, 2011 · N44562 · Substantial damage
  > The pilot's failure to extend the landing gear.
- [NTSB WPR11CA470](https://openairdocs.org/ntsb/WPR11CA470.md): Piper PA-28RT-201 · Chandler, AZ · Accident · No injuries · Data collection · Final report · Sep 28, 2011 · N8056B · Substantial damage
  > The certified flight instructor's and pilot-undergoing-instruction's improper flare, which resulted in a hard landing.
- [NTSB WPR11CA466](https://openairdocs.org/ntsb/WPR11CA466.md): Cessna 172S · Phoenix, AZ · Accident · Minor injuries · Data collection · Final report · Sep 26, 2011 · N169ME · Substantial damage
  > The pilot’s failure to maintain directional control during the landing rollout.
- [NTSB WPR11LA444](https://openairdocs.org/ntsb/WPR11LA444.md): Maule M-4-220C · Show Low, AZ · Accident · Minor injuries · Limited investigation · Final report · Sep 10, 2011 · N40625 · Substantial damage
  > The pilot’s failure to maintain directional control during the landing, which resulted in a ground loop.
- [NTSB WPR11CA440](https://openairdocs.org/ntsb/WPR11CA440.md): Cessna 172 · Phoenix, AZ · Accident · No injuries · Data collection · Final report · Sep 8, 2011 · N5275S · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB WPR11LA471](https://openairdocs.org/ntsb/WPR11LA471.md): Piper PA-44-180 · Phoenix, AZ · Accident · No injuries · Limited investigation · Final report · Sep 4, 2011 · N316PA · Substantial damage
  > The pilot's improper flare and hard landing, which resulted in the failure of the nose landing gear drag link in overstress.
- [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 WPR11LA375](https://openairdocs.org/ntsb/WPR11LA375.md): Air Tractor AT-602 · Willcox, AZ · Accident · Minor injuries · Limited investigation · Final report · Aug 8, 2011 · N5123L · Substantial damage
  > The pilot's failure to maintain clearance from a tower while maneuvering at low altitude. Contributing to the accident was the recent installation of the unmarked tower.
- [NTSB WPR11FA354](https://openairdocs.org/ntsb/WPR11FA354.md): Cirrus SR20 · Fredonia, AZ · Accident · 2 fatal · Field investigation · Final report · Jul 30, 2011 · N365DP · Substantial damage
  > The non-instrument-rated pilots’ loss of situational awareness during a dark night flight over a remote area, which resulted in their failure to maintain an altitude sufficient to ensure adequate terrain clearnance. Contributing to the accident was the…
- [NTSB WPR11LA364](https://openairdocs.org/ntsb/WPR11LA364.md): Nicholson 2000 · Sedona, AZ · Accident · No injuries · Limited investigation · Final report · Jul 27, 2011 · N671T · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard landing.
- [NTSB WPR11CA357](https://openairdocs.org/ntsb/WPR11CA357.md): Cessna 175 · Greer, AZ · Accident · No injuries · Data collection · Final report · Jul 23, 2011 · N9402B · Substantial damage
  > The pilot’s improper flare and inadequate recovery from a bounced landing which resulted in a nose gear collapse.
- [NTSB WPR11FA331](https://openairdocs.org/ntsb/WPR11FA331.md): Mooney M20F · Winslow, AZ · Accident · 2 fatal · Field investigation · Final report · Jul 17, 2011 · N3534X · Substantial damage
  > A loss of engine power due to fuel system contamination, and the pilot’s subsequent failure to maintain an adequate airspeed, which resulted in a loss of control.
- [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 WPR11CA312](https://openairdocs.org/ntsb/WPR11CA312.md): Cessna 150G · Mesa, AZ · Accident · No injuries · Data collection · Final report · Jul 6, 2011 · N2878S · Substantial damage
  > The pilot's failure to maintain directional control during the go around.
- [NTSB WPR11LA305](https://openairdocs.org/ntsb/WPR11LA305.md): Cessna U206 · Nogales, AZ · Accident · Minor injuries · Limited investigation · Final report · Jul 5, 2011 · N51010 · Substantial damage
  > The pilot did not maintain airplane control during the initial climb.
- [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 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 WPR11LA313](https://openairdocs.org/ntsb/WPR11LA313.md): Piper PA 46-350P · Flagstaff, AZ · Accident · No injuries · Limited investigation · Final report · Jun 26, 2011 · N9246M · Substantial damage
  > Fatigue failure of an engine mount attachment foot, which resulted in collapse of the nose landing gear during landing. Contributing to the accident was the failure of the owner/operator to adhere to the manufacturer's suggested engine mount inspection…
- [NTSB WPR11LA287](https://openairdocs.org/ntsb/WPR11LA287.md): Cessna 177RG · St Johns, AZ · Accident · Serious injuries · Limited investigation · Final report · Jun 26, 2011 · N2725V · Substantial damage
  > The pilot did not attain and maintain an adequate airspeed during the takeoff initial climb, which resulted in an aerodynamic stall.
- [NTSB WPR11LA292](https://openairdocs.org/ntsb/WPR11LA292.md): Cessna 320F · Phoenix, AZ · Accident · No injuries · Limited investigation · Final report · Jun 21, 2011 · N6160Q · Substantial damage
  > The mechanic's failure to properly secure the nose landing gear actuator push-pull tube to the landing gear door hinge clevis, which resulted in the gear jamming and not fully retracting after takeoff.
- [NTSB WPR11LA277](https://openairdocs.org/ntsb/WPR11LA277.md): Bell 212 · Mesa, AZ · Accident · Serious injuries · Limited investigation · Final report · Jun 21, 2011 · N49678 · Destroyed
  > The pilot's failure to maintain helicopter control while in a low hover.
- [NTSB WPR11CA264](https://openairdocs.org/ntsb/WPR11CA264.md): Robinson Helicopter R22 Beta · Prescott, AZ · Accident · No injuries · Data collection · Final report · Jun 18, 2011 · N334DC · Substantial damage
  > The pilot's inadequate compensation for the wind conditions and failure to maintain directional control of the helicopter during taxi, resulting in a loss of tail rotor effectiveness and a subsequent hard landing.
- [NTSB WPR11CA298](https://openairdocs.org/ntsb/WPR11CA298.md): Piper PA-28-161 · Goodyear, AZ · Accident · No injuries · Data collection · Final report · Jun 16, 2011 · N434K · Substantial damage
  > The flight instructor's delayed remedial action and failure to maintain lateral control.
- [NTSB WPR11FA258](https://openairdocs.org/ntsb/WPR11FA258.md): Bowley Murphy · Aguila, AZ · Accident · No injuries · Field investigation · Final report · Jun 12, 2011 · N189SB · Substantial damage
  > A fire that originated from a fuel leak at an undetermined location in the engine compartment. Contributing to the accident was the builder's use of non-aviation hardware for engine fluid fittings and lines.
- [NTSB WPR11CA257](https://openairdocs.org/ntsb/WPR11CA257.md): Mooney M20K · Page, AZ · Accident · No injuries · Data collection · Final report · Jun 12, 2011 · N5765D · Substantial damage
  > The pilot's selection of the wrong taxi route and failure to follow prescribed taxi procedures.
- [NTSB WPR11LA246](https://openairdocs.org/ntsb/WPR11LA246.md): Scottish Series 100 MDL 101 · Chandler, AZ · Accident · No injuries · Limited investigation · Final report · Jun 3, 2011 · N101MY · Substantial damage
  > A loss of engine power during cruise flight for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11LA245](https://openairdocs.org/ntsb/WPR11LA245.md): Piper PA-46-310P · Lake Havasu, AZ · Accident · No injuries · Limited investigation · Final report · Jun 2, 2011 · N712MK · Substantial damage
  > The failure of the low pressure switch in the normal landing gear system, which prevented normal operation of that system, and the misrigging of the emergency extension gear release valve, which prevented the system from being depressurized to allow for the…
- [NTSB WPR11CA243](https://openairdocs.org/ntsb/WPR11CA243.md): Bell 206B3 · Glendale, AZ · Accident · No injuries · Data collection · Final report · May 27, 2011 · N59383 · Substantial damage
  > The certified flight instructor's failure to maintain adequate main rotor RPM during the autorotation.
- [NTSB WPR11CA237](https://openairdocs.org/ntsb/WPR11CA237.md): Piper PA-24-250 · Sedona, AZ · Accident · No injuries · Data collection · Final report · May 26, 2011 · N7792P · Substantial damage
  > The pilot's failure to maintain directional control on the landing roll out. Contributing to the accident was the pilot's decision to attempt a landing in crosswind conditions that exceeded the maximum demonstrated capability of the airplane.
- [NTSB WPR11FA236](https://openairdocs.org/ntsb/WPR11FA236.md): Embraer-Empresa Brasileira De EMB-500 · Sedona, AZ · Accident · Serious injuries · Field investigation · Final report · May 25, 2011 · N224MD · Substantial damage
  > The pilots’ unstabilized approach and excessive airspeed during approach, which resulted in an insufficient landing distance to stop the airplane before overrunning the runway.
- [NTSB ENG11IA032](https://openairdocs.org/ntsb/ENG11IA032.md): Dehavilland DHC-6-300 · Peach Springs, AZ · Incident · No injuries · Incident investigation · Final report · May 21, 2011 · N178GC · No damage
  > A quality control failure in the Sungear, Inc. manufacturing and quality control process allowed sungears with surface finishes of the root fillet radius of the spline that did not conform to the drawing specifications to be released. The surface finish…
- [NTSB WPR11CA224](https://openairdocs.org/ntsb/WPR11CA224.md): Maule M7 · Mammoth, AZ · Accident · No injuries · Data collection · Final report · May 16, 2011 · N1048T · Substantial damage
  > The pilot's failure to maintain clearance from a tree during the landing roll.
- [NTSB WPR11CA219](https://openairdocs.org/ntsb/WPR11CA219.md): Evektor-Aerotechnik Sportstar · Scottsdale, AZ · Accident · No injuries · Data collection · Final report · May 8, 2011 · N636EV · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll.
- [NTSB WPR11LA211](https://openairdocs.org/ntsb/WPR11LA211.md): Cessna 172 · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · Apr 27, 2011 · N4072F · Substantial damage
  > The student pilot's inadequate directional control during the landing roll.
- [NTSB WPR11CA212](https://openairdocs.org/ntsb/WPR11CA212.md): Piper PA-18-150 · Chandler, AZ · Accident · No injuries · Data collection · Final report · Apr 27, 2011 · N9683P · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll.
- [NTSB WPR11CA208](https://openairdocs.org/ntsb/WPR11CA208.md): Doktor Fiberglas H101 Salto · Peoria, AZ · Accident · No injuries · Data collection · Final report · Apr 24, 2011 · N110AZ · Substantial damage
  > The glider's encounter with turbulence and loss of lift, which resulted in a ditching in a lake.
- [NTSB WPR11LA202](https://openairdocs.org/ntsb/WPR11LA202.md): Rans S-12 · Marana, AZ · Accident · No injuries · Limited investigation · Final report · Apr 16, 2011 · N107JL · Substantial damage
  > The pilot's failure to conduct an adequate preflight inspection, which resulted in a loss of engine coolant during climb due to an unsecured tank cap. Contributing to the accident was the pilot's failure to use available engine power to ensure a landing on an…
- [NTSB WPR11LA201](https://openairdocs.org/ntsb/WPR11LA201.md): Cessna 172S · Payson, AZ · Accident · No injuries · Limited investigation · Final report · Apr 16, 2011 · N1835U · Substantial damage
  > The pilot's decision to conduct a touch-and-go arrival during his first flight to a high elevation airport, which resulted in an improper mixture adjustment and a partial loss of engine power for the takeoff and attempted climbout.
- [NTSB WPR11LA193](https://openairdocs.org/ntsb/WPR11LA193.md): Bartholomew Lancair 320 · Temple Bar, AZ · Accident · Minor injuries · Limited investigation · Final report · Apr 8, 2011 · N320BB · Substantial damage
  > The pilot did not use carburetor heat in cruise flight while operating in an area conducive to carburetor icing, which resulted in a loss of engine power.
- [NTSB WPR11FA186](https://openairdocs.org/ntsb/WPR11FA186.md): Cessna 177RG · Gila Bend, AZ · Accident · No injuries · Field investigation · Final report · Apr 5, 2011 · N2637V · Substantial damage
  > A total loss of engine power during cruise flight due to both sets of magneto points failing to open as a result of excessive wear of the magneto cam followers.
- [NTSB WPR11CA197](https://openairdocs.org/ntsb/WPR11CA197.md): Xtremeair Sbach 342 · Springerville, AZ · Accident · No injuries · Data collection · Final report · Apr 4, 2011 · N142WP · Substantial damage
  > The pilot's failure to properly secure loose objects in the cockpit area which resulted in a personal locator beacon becoming lodged in the elevator control torque tubes, restricting flight control movement.

Next page: https://openairdocs.org/ntsb.md?year=2011&state=AZ&page=2

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

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

---
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.