# NTSB investigations: Roll over

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 5 of 6 · 261 cases

## Cases, newest first

- [NTSB CEN12LA013](https://openairdocs.org/ntsb/CEN12LA013.md): Wilhelm Calidus · Thompsonville, MI · Accident · No injuries · Limited investigation · Final report · Oct 7, 2011 · N455BW · Substantial damage
  > The pilot 's inability to maintain control of the gyrocraft during the landing roll for undetermined reasons.
- [NTSB ERA11CA505](https://openairdocs.org/ntsb/ERA11CA505.md): Robinson Helicopter R44 · Clearwater, FL · Accident · Minor injuries · Data collection · Final report · Sep 27, 2011 · N982DH · Substantial damage
  > The certified flight instructor's delayed remedial action, which resulted in a loss of control and subsequent rollover.
- [NTSB ERA11LA481](https://openairdocs.org/ntsb/ERA11LA481.md): Robinson Helicopter R22 Beta · St. Petersburg, FL · Accident · Minor injuries · Limited investigation · Final report · Sep 3, 2011 · N7197W · Substantial damage
  > The commercial pilot's improper recovery from a practice autorotation, resulting in a tailboom strike and subsequent rollover.
- [NTSB WPR11LA423](https://openairdocs.org/ntsb/WPR11LA423.md): Arrow Falcon Exporters UH-1H · Stockton, CA · Accident · Minor injuries · Limited investigation · Final report · Sep 2, 2011 · N205PJ · Substantial damage
  > A total loss of engine power due to the separation of a tooth from the starter-generator drive gear, which resulted in failure of the engine oil pump and subsequent oil starvation.
- [NTSB CEN11LA506](https://openairdocs.org/ntsb/CEN11LA506.md): Gottschalk John R John 1 · Oshkosh, WI · Accident · No injuries · Limited investigation · Final report · Jul 25, 2011 · N559RD · Substantial damage
  > The pilot's inadequate preflight planning, which led to the power required exceeding the power available and resulted in a loss of lift and subsequent hard landing.
- [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 CEN11LA356](https://openairdocs.org/ntsb/CEN11LA356.md): Bell 206 · Walton, KS · Accident · Minor injuries · Limited investigation · Final report · May 26, 2011 · N1815 · Substantial damage
  > A loss of engine power for undetermined reasons because postaccident examination of the airframe and engine revealed no anomalies.
- [NTSB CEN11LA318](https://openairdocs.org/ntsb/CEN11LA318.md): Robinson Helicopter R22 Beta · Yancey, TX · Accident · No injuries · Limited investigation · Final report · May 3, 2011 · N927SH · Substantial damage
  > The loss of engine power due to the unintentional closure of the fuel shutoff valve.
- [NTSB CEN11LA200](https://openairdocs.org/ntsb/CEN11LA200.md): Hughes 369D · Henryetta, OK · Accident · No injuries · Limited investigation · Final report · Feb 23, 2011 · N112AS · Substantial damage
  > Failure of the cyclic control system for reasons undetermined.
- [NTSB WPR11CA121](https://openairdocs.org/ntsb/WPR11CA121.md): Robinson R44 · Ogden, UT · Accident · No injuries · Data collection · Final report · Feb 4, 2011 · N441TB · Substantial damage
  > The certified flight instructor’s failure to maintain adequate main rotor blade rpm during a practice autorotation, resulting in a hard landing and rollover.
- [NTSB WPR11GA115](https://openairdocs.org/ntsb/WPR11GA115.md): Mcdonnell Douglas Heli 369FF · Marana, AZ · Accident · 1 fatal · Final report · Jan 31, 2011 · N530RL · Substantial damage
  > An inadvertent tail rotor strike during an attempted pinnacle landing, which resulted in the pilot's loss of control of the helicopter. Inhospitable terrain/topography contributed to the severity of the accident.
- [NTSB ERA11WA122](https://openairdocs.org/ntsb/ERA11WA122.md): Bell 212 · Cuzco, Peru · Accident · No injuries · Foreign investigation · Jan 17, 2011 · OB-1767P · Substantial damage
  > On January 17, 2011, at 1940 universal coordinated time, a Bell 212 helicopter, Peruvian registration OB-1767-P, registered to Helicopters Service, and operated by Heliamerica S.A.C., experienced an un-commanded roll over during takeoff from a remote helipad…
- [NTSB WPR11CA031](https://openairdocs.org/ntsb/WPR11CA031.md): Robinson Helicopter R22 Beta · Prescott, AZ · Accident · Minor injuries · Data collection · Final report · Oct 29, 2010 · N844SH · Substantial damage
  > The student pilot's failure to maintain the proper airspeed and the certificated flight instructor's inadequate supervision and delayed remedial action during a practice autorotation, which resulted in a hard landing and rollover.
- [NTSB ERA10CA495](https://openairdocs.org/ntsb/ERA10CA495.md): Skykits Savannah · Springville, TN · Accident · No injuries · Data collection · Final report · Sep 20, 2010 · N63XT · Substantial damage
  > Collision with an unknown object during landing.
- [NTSB CEN10CA545](https://openairdocs.org/ntsb/CEN10CA545.md): Aerospatiale AS 355F1 · Pikes Peak, CO · Accident · Serious injuries · Data collection · Final report · Sep 17, 2010 · N5802W · Substantial damage
  > The helicopter's encounter with an unexpected downdraft, which resulted in a hard landing.
- [NTSB CEN10LA477](https://openairdocs.org/ntsb/CEN10LA477.md): Bell 206B · Rocky Mount, MO · Accident · No injuries · Limited investigation · Final report · Aug 13, 2010 · N54BE · Substantial damage
  > A dynamic rollover inadvertently induced by the pilot during landing.
- [NTSB ERA10CA407](https://openairdocs.org/ntsb/ERA10CA407.md): Robinson Helicopter R44 · Aguadilla, PR · Accident · Minor injuries · Data collection · Final report · Aug 8, 2010 · N367JM · Substantial damage
  > The pilot's inadequate preflight performance calculations, which resulted in the overweight helicopter's lack of hover capability out of ground effect.
- [NTSB CEN10LA408](https://openairdocs.org/ntsb/CEN10LA408.md): Schweizer 269C · Minden, NE · Accident · No injuries · Limited investigation · Final report · Jul 19, 2010 · N410JM · Substantial damage
  > The pilot's inadequate flare during an autorotation, which resulted in a hard landing and subsequent rollover.
- [NTSB CEN10CA371](https://openairdocs.org/ntsb/CEN10CA371.md): Brantly B-2B · East Troy, WI · Accident · No injuries · Data collection · Final report · Jul 4, 2010 · N9011R · Substantial damage
  > The pilot's failure to maintain control during landing.
- [NTSB WPR10CA278](https://openairdocs.org/ntsb/WPR10CA278.md): Robinson R22 · La Verne, CA · Accident · No injuries · Data collection · Final report · Jun 5, 2010 · N7028U · Substantial damage
  > A loss of engine power due to the pilot's inadvertent movement of the mixture control.
- [NTSB WPR10CA262](https://openairdocs.org/ntsb/WPR10CA262.md): Robinson Helicopter R22 Beta · Kona, HI · Accident · No injuries · Data collection · Final report · May 25, 2010 · N220PE · Substantial damage
  > The student pilot's improper use of the anti-torque controls and failure to maintain directional control during takeoff.
- [NTSB WPR10LA232](https://openairdocs.org/ntsb/WPR10LA232.md): Robinson Helicopter R22 Beta · Mendon, UT · Accident · No injuries · Limited investigation · Final report · May 7, 2010 · N393LE · Substantial damage
  > A loss of engine power due to a failure of the magnetos as a result of inadequate maintenance.
- [NTSB WPR10CA218](https://openairdocs.org/ntsb/WPR10CA218.md): Cessna 172 · North Las Vegas, NV · Accident · No injuries · Data collection · Final report · Apr 28, 2010 · N914JM · Substantial damage
  > The pilot's inadequate compensation for the gusty crosswind conditions during taxi.
- [NTSB ERA10LA216](https://openairdocs.org/ntsb/ERA10LA216.md): Smith Richard D JR Revolution Mini 500 · Middleboro, MA · Accident · No injuries · Limited investigation · Final report · Apr 7, 2010 · N118NR · Substantial damage
  > A loss of engine coolant, which resulted in a loss of engine power during the pilot’s attempt to cushion a precautionary landing. Contributing to the accident was a disconnected engine coolant hose and the pilot's inadequate preflight inspection.
- [NTSB CEN10CA183](https://openairdocs.org/ntsb/CEN10CA183.md): Schweizer 269C · Idledale, CO · Accident · Minor injuries · Data collection · Final report · Apr 4, 2010 · N67TK · Substantial damage
  > The flight instructor's delayed remedial actions to regain rotor rpm, resulting in a rapid descent and hard landing.
- [NTSB WPR10LA161](https://openairdocs.org/ntsb/WPR10LA161.md): Head Balloons AX9 118 · Phoenix, AZ · Accident · Serious injuries · Limited investigation · Final report · Mar 16, 2010 · N3087D · Substantial damage
  > The pilot’s improper preflight inspection of the balloon’s rapid deflation system, which resulted in its inhibited functionality during landing.
- [NTSB WPR10CA064](https://openairdocs.org/ntsb/WPR10CA064.md): Bell Helicopter Textron 206L-1 · Grand Canyon, AZ · Accident · Minor injuries · Data collection · Final report · Nov 23, 2009 · N177PA · Substantial damage
  > The pilot's failure to maintain control of the helicopter.
- [NTSB ERA10CA051](https://openairdocs.org/ntsb/ERA10CA051.md): Robinson Helicopter R44 · Morovis, PR · Accident · Minor injuries · Data collection · Final report · Nov 5, 2009 · N440M · Substantial damage
  > The pilot’s delayed attempt to go around.
- [NTSB CEN09LA558](https://openairdocs.org/ntsb/CEN09LA558.md): Hughes 269C · Arapahoe, NE · Accident · No injuries · Limited investigation · Final report · Sep 2, 2009 · N58163 · Substantial damage
  > A sudden vibration for undetermined reasons.
- [NTSB CEN09CA539](https://openairdocs.org/ntsb/CEN09CA539.md): Dunn David RAF 2000 C · Lakeville, MN · Accident · No injuries · Data collection · Final report · Aug 17, 2009 · N2107 · Substantial damage
  > The pilot's failure to maintain control of the aircraft during the landing flare.
- [NTSB WPR09LA373](https://openairdocs.org/ntsb/WPR09LA373.md): Grumman G164 · Riverdale, CA · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 2009 · N8741H · Substantial damage
  > The partial loss of engine power due to the failure of the engine's supercharger-blower.
- [NTSB WPR09CA339](https://openairdocs.org/ntsb/WPR09CA339.md): Robinson Helicopter R44 · Marysville, CA · Accident · No injuries · Data collection · Final report · Jul 13, 2009 · N244HP · Substantial damage
  > The pilot’s failure to maintain adequate clearance from the power line wires.
- [NTSB ERA09CA349](https://openairdocs.org/ntsb/ERA09CA349.md): Schweizer 269C-1 · Titusville, FL · Accident · No injuries · Data collection · Final report · Jun 13, 2009 · N1565B · Substantial damage
  > The pilot's failure to maintain control of the helicopter during hover, resulting in a rollover.
- [NTSB WPR09LA213](https://openairdocs.org/ntsb/WPR09LA213.md): Schweizer 269C · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Apr 22, 2009 · N17YS · Substantial damage
  > Loss of engine power during approach for undetermined reasons.
- [NTSB WPR09LA161](https://openairdocs.org/ntsb/WPR09LA161.md): Brown Barnett J4B · Sheridan, CA · Accident · No injuries · Limited investigation · Final report · Mar 20, 2009 · N35JB · Substantial damage
  > A loss of engine power due to carburetor icing as a result of the pilot's failure to use carburetor heat.
- [NTSB ERA09LA198](https://openairdocs.org/ntsb/ERA09LA198.md): McNear Explorer Coupe · Okeechobee, FL · Accident · 1 fatal · Limited investigation · Final report · Mar 14, 2009 · N5098L · Substantial damage
  > The pilot's failure to maintain directional control of the gyrocopter while taxiing for takeoff.
- [NTSB CEN09LA202](https://openairdocs.org/ntsb/CEN09LA202.md): Hughes 269C · El Indio, TX · Accident · Serious injuries · Limited investigation · Final report · Mar 11, 2009 · N64731 · Substantial damage
  > The pilot's failure to maintain control of the helicopter while attempting to land on a transport trailer in heavy rain and gusting winds.
- [NTSB CEN09CA181](https://openairdocs.org/ntsb/CEN09CA181.md): Cessna 172N · Broomfield, CO · Accident · No injuries · Data collection · Final report · Feb 26, 2009 · N737KR · Substantial damage
  > The pilot and airplane's inability to compensate for the unforecasted gusting wind conditions.
- [NTSB WPR09IA128](https://openairdocs.org/ntsb/WPR09IA128.md): Cessna 172H · Tucson, AZ · Incident · No injuries · Incident investigation · Final report · Feb 22, 2009 · N1408F · Minor damage
  > The flight instructor’s inadequate situational awareness while taxiing that led to an encounter with jet blast.
- [NTSB CEN09CA133](https://openairdocs.org/ntsb/CEN09CA133.md): Brantly B-2B · Cement, OK · Accident · Minor injuries · Data collection · Final report · Jan 14, 2009 · N2252U · Substantial damage
  > The pilot's failure to maintain proper airspeed and descent rate during approach, which resulted in a hard landing. Contributing to the accident were the nearby power lines.
- [NTSB WPR09FA072](https://openairdocs.org/ntsb/WPR09FA072.md): Eurocopter AS 350 BA · Honolulu, HI · Accident · No injuries · Field investigation · Final report · Jan 5, 2009 · N141MK · Substantial damage
  > The partial loss of engine power during landing for an undetermined reason.
- [NTSB CEN09CA068](https://openairdocs.org/ntsb/CEN09CA068.md): Brantly B-2B · Cedar Hill, TX · Accident · No injuries · Data collection · Final report · Nov 20, 2008 · N2180U · Substantial damage
  > The pilot's improper decision to takeoff downwind. A contributing factor was the gusty conditions.
- [NTSB WPR09CA023](https://openairdocs.org/ntsb/WPR09CA023.md): Robinson Helicopter R22 Beta · Temecula, CA · Accident · No injuries · Data collection · Final report · Oct 22, 2008 · N8356R · Substantial damage
  > The certified flight instructor's failure to maintain adequate rotor rpm during a simulated approach to landing under variable wind, and high density altitude conditions.
- [NTSB WPR09CA008](https://openairdocs.org/ntsb/WPR09CA008.md): Bell 47J-2A · Florence, AZ · Accident · No injuries · Data collection · Final report · Oct 11, 2008 · N8567F · Substantial damage
  > The pilot’s inadequate compensation for a wind shift encountered during the landing approach, which resulted in a hard landing and rollover. Contributing to the accident was the encounter with the wind shift.
- [NTSB CEN09CA026](https://openairdocs.org/ntsb/CEN09CA026.md): Holland Rotorway 162F · Rutland, SD · Accident · Minor injuries · Data collection · Final report · Oct 10, 2008 · N162NJ · Substantial damage
  > The loss of torque due to a failure of a transmission drivebelt and the pilot's delayed landing flare during the autorotation. Contributing to the accident was the dusk light condition and the corn crop.
- [NTSB SEA08LA213](https://openairdocs.org/ntsb/SEA08LA213.md): Bell 206B · Woods Landing-Jelm, WY · Accident · Serious injuries · Limited investigation · Final report · Sep 27, 2008 · N59611 · Substantial damage
  > The pilot's encounter with a loss of tail rotor effectiveness event and his failure to maintain directional control while maneuvering. Contributing to the accident were the tailwind condition and the sloping, uneven terrain.
- [NTSB LAX08CA298](https://openairdocs.org/ntsb/LAX08CA298.md): Robinson R22B · Prescott, AZ · Accident · Minor injuries · Data collection · Final report · Sep 11, 2008 · N227GH · Substantial damage
  > The student pilot's failure to maintain adequate main rotor rpm and the instructor's inadequate supervision and delayed remedial action.
- [NTSB CHI08CA267](https://openairdocs.org/ntsb/CHI08CA267.md): Hughes 269A · Bremen, OH · Accident · No injuries · Data collection · Final report · Aug 23, 2008 · N2256W · Substantial damage
  > The pilot's failure to maintain sufficient main rotor speed during the quick-stop maneuver. Contributing to the accident was the drainage ditch.
- [NTSB LAX08LA200](https://openairdocs.org/ntsb/LAX08LA200.md): Sikorsky S-76A · Santa Maria, CA · Accident · Minor injuries · Limited investigation · Final report · Jun 27, 2008 · N343AA · Substantial damage
  > The copilot's misjudged clearance from an object during a hovering turn for landing. Contributing to the accident were the inadequately marked heliport surface and the close proximity of an obstruction near the landing area.
- [NTSB ANC08LA076](https://openairdocs.org/ntsb/ANC08LA076.md): Eurocopter AS-350 BA · Chickaloon, AK · Accident · No injuries · Limited investigation · Final report · Jun 23, 2008 · N357CH · Substantial damage
  > The pilot's incorrect actions during an out-of ground-effect hover, which resulted in the helicopter entering a main rotor ring vortex state, and a settling with power condition, producing an excessive descent rate and collision with terrain.

Next page: https://openairdocs.org/ntsb-events/097/sequence.md?page=6

## 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 c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '097' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/097/sequence?page=5

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