# NTSB investigations: Maneuvering

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 59 of 378 · 18,851 cases

## Cases, newest first

- [NTSB CEN11LA456](https://openairdocs.org/ntsb/CEN11LA456.md): Condor Southern Powered Parach Raptor · Weyauwega, WI · Accident · Serious injuries · Limited investigation · Final report · Jul 3, 2011 · N6012H · Minor damage
  > The pilot's failure to maintain sufficient altitude to clear power lines during flight.
- [NTSB CEN11FA444](https://openairdocs.org/ntsb/CEN11FA444.md): Boeing B75N1 · Wetmore, CO · Accident · 1 fatal · Field investigation · Final report · Jul 3, 2011 · N4473N · Substantial damage
  > The pilot's failure to maintain clearance from terrain while maneuvering at low altitude.
- [NTSB CEN11FA437](https://openairdocs.org/ntsb/CEN11FA437.md): American Champion 7GCBC · Hayti, SD · Accident · 3 fatal · Field investigation · Final report · Jul 3, 2011 · N711AT · Substantial damage
  > The pilot's decision to attempt low-altitude flight and his failure to maintain adequate clearance from power lines.
- [NTSB CEN11CA442](https://openairdocs.org/ntsb/CEN11CA442.md): Schweizer 269C · Katy, TX · Accident · No injuries · Data collection · Final report · Jul 3, 2011 · N72DC · Substantial damage
  > The pilot's failure to maintain adequate rotor rpm during a low-altitude maneuvering flight.
- [NTSB WPR11FA302](https://openairdocs.org/ntsb/WPR11FA302.md): Schleicher ASW-20 · Lone Pine, CA · Accident · 1 fatal · Field investigation · Final report · Jul 2, 2011 · N838KS · Substantial damage
  > The glider encountered a strong downward orographic wind flow and turbulence that forced it into terrain. Also causal was the pilot’s decision to operate the glider very close to the terrain.
- [NTSB CEN11CA453](https://openairdocs.org/ntsb/CEN11CA453.md): Powrachute Airwolf 912 · Oconto, WI · Accident · Serious injuries · Data collection · Final report · Jun 30, 2011 · N734MP · Substantial damage
  > The powered parachute pilot's decision to execute an in-flight full-flare which resulted in exceeding the angle of attack capabilities of the parachute wing, and subsequent inadvertent stall.
- [NTSB CEN11CA439](https://openairdocs.org/ntsb/CEN11CA439.md): Barker A E B-2 · Sisterdale, TX · Accident · No injuries · Data collection · Final report · Jun 30, 2011 · N6917 · Substantial damage
  > The pilot's failure to maintain clearance from obstacles.
- [NTSB CEN11LA452](https://openairdocs.org/ntsb/CEN11LA452.md): Cessna A188A · Estelline, SD · Accident · Minor injuries · Limited investigation · Final report · Jun 28, 2011 · N1588M · Substantial damage
  > The pilot’s failure to maintain control of the airplane during takeoff for undetermined reasons because the pilot did not recall the accident.
- [NTSB WPR11LA291](https://openairdocs.org/ntsb/WPR11LA291.md): Richard Challenger II · Moses Lake, WA · Accident · Serious injuries · Limited investigation · Final report · Jun 27, 2011 · N9103L · Substantial damage
  > A loss of engine power during the initial climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB CEN11FA420](https://openairdocs.org/ntsb/CEN11FA420.md): Luscombe 8A · Farmdale, OH · Accident · 1 fatal · Field investigation · Final report · Jun 26, 2011 · N71687 · Substantial damage
  > The pilot's decision to initiate an aerobatic maneuver at an altitude that did not allow for full recovery of the airplane before ground impact.
- [NTSB CEN11FA417](https://openairdocs.org/ntsb/CEN11FA417.md): Beech A36 · Charlevoix, MI · Accident · 2 fatal · Field investigation · Final report · Jun 24, 2011 · N88MN · Substantial damage
  > The pilot's inadequate airspeed while maneuvering at low altitude, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's decision to not execute a missed approach in weather conditions below minimums.
- [NTSB CEN11CA438](https://openairdocs.org/ntsb/CEN11CA438.md): Cessna A188 · Castroville, TX · Accident · No injuries · Data collection · Final report · Jun 24, 2011 · N731ST · Substantial damage
  > The pilot's failure to maintain obstacle clearance during the agricultural spraying flight.
- [NTSB ERA11FA354](https://openairdocs.org/ntsb/ERA11FA354.md): Beech C24R · Valparaiso, FL · Accident · 2 fatal · Field investigation · Final report · Jun 23, 2011 · N38029 · Substantial damage
  > The pilots’ failure to maintain airspeed, which resulted in an inadvertent, low altitude aerodynamic stall.
- [NTSB CEN11LA414](https://openairdocs.org/ntsb/CEN11LA414.md): Enstrom F-28C-2 · Blair, NE · Accident · No injuries · Limited investigation · Final report · Jun 23, 2011 · N5694A · Substantial damage
  > The failure of a tail rotor pitch change link due to the retaining bolt becoming separated in flight. Contributing to the accident was the pilot’s inadequate preflight inspection.
- [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 WPR11LA272](https://openairdocs.org/ntsb/WPR11LA272.md): Air Tractor AT-301 · Hogeland, MT · Accident · 1 fatal · Limited investigation · Final report · Jun 21, 2011 · N3661B · Substantial damage
  > Collision with the ground while maneuvering at low altitude for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11LA267](https://openairdocs.org/ntsb/WPR11LA267.md): Hiller UH-12E · Lost Hills, CA · Accident · Minor injuries · Limited investigation · Final report · Jun 19, 2011 · N138HA · Substantial damage
  > The failure of the engine-driven fuel pump, resulting in the loss of all engine power and the pilot's failure to correctly execute an autorotational landing.
- [NTSB WPR11LA266](https://openairdocs.org/ntsb/WPR11LA266.md): Cessna 172P · Mount Pleasant, UT · Accident · Serious injuries · Limited investigation · Final report · Jun 18, 2011 · N65654 · Substantial damage
  > The pilot’s failure to determine the airplane’s fuel quantity before takeoff, which resulted in a loss of engine power due to fuel exhaustion.
- [NTSB WPR11LA265](https://openairdocs.org/ntsb/WPR11LA265.md): Aerovodochody L-29 Delfin · Reno, NV · Accident · No injuries · Limited investigation · Final report · Jun 18, 2011 · N37KF · Substantial damage
  > The failure of a modified engine mount to keep the engine properly aligned, which resulted in partial failure of the rudder support structure due to the deflection of the jet engine exhaust.
- [NTSB WPR11LA263](https://openairdocs.org/ntsb/WPR11LA263.md): Beech B23 · Jean, NV · Accident · No injuries · Limited investigation · Final report · Jun 18, 2011 · N6991Q · Substantial damage
  > The student pilot’s improper in-flight fuel management when he did not switch to the fullest fuel tank when the engine began to lose power, which resulted in fuel starvation and the complete loss of engine power during maneuvering flight. Contributing to the…
- [NTSB CEN11LA405](https://openairdocs.org/ntsb/CEN11LA405.md): Piper PA-25-235 · Faith, SD · Accident · Minor injuries · Limited investigation · Final report · Jun 18, 2011 · N7018Z · Substantial damage
  > The pilot's improper turn while maneuvering during an agricultural application flight, which resulted in an inadvertent aerodynamic stall at low altitude.
- [NTSB CEN11LA399](https://openairdocs.org/ntsb/CEN11LA399.md): Piper PA-36-300 · Highmore, SD · Accident · 1 fatal · Limited investigation · Final report · Jun 17, 2011 · N57885 · Substantial damage
  > The pilot did not maintain control of the airplane while maneuvering at low altitude.
- [NTSB CEN11LA404](https://openairdocs.org/ntsb/CEN11LA404.md): Ayres S2R-T34 · Athleimer, AR · Accident · Minor injuries · Limited investigation · Final report · Jun 16, 2011 · N30902 · Substantial damage
  > Failure of the first stage planetary gearset in the propeller reduction gearbox, which resulted in catastrophic engine failure. Contributing to the failure was the misrepresentation of the gearset being zero-timed by the company that sold the gearset to the…
- [NTSB WPR11CA296](https://openairdocs.org/ntsb/WPR11CA296.md): Cessna 188 · Glasgow, MT · Accident · Minor injuries · Data collection · Final report · Jun 14, 2011 · N9802V · Substantial damage
  > The pilot's improper fuel management, which resulted in a total loss of engine power due to fuel exhaustion.
- [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 ERA11CA337](https://openairdocs.org/ntsb/ERA11CA337.md): Flightstar Flightstar II-SL · Kingston, GA · Accident · No injuries · Data collection · Final report · Jun 11, 2011 · N533BK · Substantial damage
  > The pilot's failure to maintain clearance from trees during low-altitude maneuvering flight.
- [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 WPR11CA250](https://openairdocs.org/ntsb/WPR11CA250.md): Schweizer 269C · Las Vegas, NV · Accident · Serious injuries · Data collection · Final report · Jun 4, 2011 · N6128U · Substantial damage
  > The pilot's failure to maintain adequate clearance from terrain while attempting a transition from hovering flight to forward flight over a mesa in windy, downdraft conditions.
- [NTSB ERA11LA326](https://openairdocs.org/ntsb/ERA11LA326.md): Buckeye Dream Machine · Russellville, TN · Accident · 1 fatal · Limited investigation · Final report · Jun 4, 2011 · N3561F · Substantial damage
  > The pilot’s failure to switch fuel tanks when the fuel was exhausted, which resulted in fuel starvation and a total loss of engine power.
- [NTSB WPR11LA244](https://openairdocs.org/ntsb/WPR11LA244.md): Hiller UH-12E · Stockton, CA · Accident · No injuries · Limited investigation · Final report · Jun 1, 2011 · N68012 · Substantial damage
  > The pilot's failure to maintain clearance from obstacles.
- [NTSB ERA11FA321](https://openairdocs.org/ntsb/ERA11FA321.md): Beech V35 · Ellijay, GA · Accident · 4 fatal · Field investigation · Final report · May 30, 2011 · N29MW · Substantial damage
  > The pilot’s failure to maintain adequate clearance from terrain while maneuvering in a mountainous area.
- [NTSB CEN11LA367](https://openairdocs.org/ntsb/CEN11LA367.md): Jones Cozy Mark IV · Sioux City, IA · Accident · Minor injuries · Limited investigation · Final report · May 30, 2011 · N204TJ · Substantial damage
  > The pilot's improper installation of the gascolator gasket during the airplane's last condition inspection, which resulted in a partial loss of engine power while maneuvering.
- [NTSB ERA11TA318](https://openairdocs.org/ntsb/ERA11TA318.md): Bell OH-58A · Ft. Pierce, FL · Accident · Minor injuries · Final report · May 29, 2011 · N911SL · Substantial damage
  > The pilot's failure to recognize and avoid a loss of tail rotor effectiveness, which resulted in a loss of control and hard landing.
- [NTSB WPR11LA238](https://openairdocs.org/ntsb/WPR11LA238.md): Grumman G-164A · Hazelton, ID · Accident · No injuries · Limited investigation · Final report · May 28, 2011 · N9724 · Substantial damage
  > A total loss of engine power during low-level maneuvering due to an excessively worn carburetor.
- [NTSB ERA11TA317](https://openairdocs.org/ntsb/ERA11TA317.md): Bell OH-58C · Panama City, FL · Accident · Minor injuries · Final report · May 27, 2011 · N82772 · Substantial damage
  > The drooping electrical conduit, which snagged the vertical fin and resulted in the pilot's inability to control the helicopter. Contributing to the accident was the operator's decision to have the pilot fly the helicopter out of the hangar.
- [NTSB CEN11LA396](https://openairdocs.org/ntsb/CEN11LA396.md): Grumman G164 · Oak Ridge, LA · Accident · Minor injuries · Limited investigation · Final report · May 27, 2011 · N2LU · Substantial damage
  > The flight instructor's failure to maintain adequate airspeed, which resulted in an aerodynamic stall and subsequent impact with trees.
- [NTSB CEN11LA370](https://openairdocs.org/ntsb/CEN11LA370.md): Bell 47G-3B-1 · Lakeville, MN · Accident · Serious injuries · Limited investigation · Final report · May 25, 2011 · N96SH · Substantial damage
  > The loss of engine power due to a loose B-nut on the compressor discharge pressure bleed line.
- [NTSB ERA11WA308](https://openairdocs.org/ntsb/ERA11WA308.md): Bell 206L-3 · Norte de Santander, Colombia · Accident · 2 fatal · Foreign investigation · May 23, 2011 · HK4448 · Destroyed
  > On May 23, 2011, about 2105 Universal Coordinated Time (UTC), a Bell 206L-3, Columbian registration HK4448, operated by Aviheco S.A., was destroyed following a collision with terrain near Norte de Santander, Columbia. The local flight originated in Bogota.…
- [NTSB ERA11LA307](https://openairdocs.org/ntsb/ERA11LA307.md): Flightstar Flightstar II · Grantville, GA · Accident · No injuries · Limited investigation · Final report · May 22, 2011 · N194PG · Substantial damage
  > A total loss of engine power while maneuvering due to a seized piston.
- [NTSB ERA11LA306](https://openairdocs.org/ntsb/ERA11LA306.md): Diamond Aircraft Ind DA 20-C1 · Wurtsboro, NY · Accident · Serious injuries · Limited investigation · Final report · May 20, 2011 · N877CT · Substantial damage
  > The pilot’s performance of aerobatic maneuvers at low altitude and his failure to maintain airspeed, which resulted in an aerodynamic stall.
- [NTSB CEN11LA350](https://openairdocs.org/ntsb/CEN11LA350.md): Piper PA-22-160 · Frederick, OK · Accident · Serious injuries · Limited investigation · Final report · May 20, 2011 · N8957D · Substantial damage
  > An in-flight fire for undetermined reasons.
- [NTSB CEN11CA351](https://openairdocs.org/ntsb/CEN11CA351.md): Robinson Helicopter R22 Beta · Lansing, IL · Accident · No injuries · Data collection · Final report · May 20, 2011 · N7197Z · Substantial damage
  > The student pilot’s failure to maintain control of the helicopter while hovering.
- [NTSB WPR11FA225](https://openairdocs.org/ntsb/WPR11FA225.md): P&M Pegasus Quik 912S · Hanalei, HI · Accident · 2 fatal · Field investigation · Final report · May 17, 2011 · N705PM · Substantial damage
  > The pilot's continued operation of the aircraft with deteriorated wing fabric and his aggressive maneuvering at low altitude, which resulted in the right wing fabric’s failure during flight. Contributing to the accident was the pilot's loading of the aircraft…
- [NTSB ERA11LA298](https://openairdocs.org/ntsb/ERA11LA298.md): Thrush S2R-T660 · Greenwood, MS · Accident · No injuries · Limited investigation · Final report · May 13, 2011 · N660KP · Substantial damage
  > A partial loss of engine power during low-altitude maneuvering for undetermined reasons.
- [NTSB CEN11FA337](https://openairdocs.org/ntsb/CEN11FA337.md): Bell OH-58C · New Athens, IL · Accident · 1 fatal · Field investigation · Final report · May 12, 2011 · N9263Y · Substantial damage
  > The pilot’s failure to attain sufficient altitude to clear terrain while maneuvering.
- [NTSB CEN11CA330](https://openairdocs.org/ntsb/CEN11CA330.md): Air Tractor AT-301 · Garwood, TX · Accident · No injuries · Data collection · Final report · May 10, 2011 · N5097S · Substantial damage
  > The pilot's failure to maintain adequate clearance from transmission wires during a low-level maneuvering flight.
- [NTSB WPR11WA482](https://openairdocs.org/ntsb/WPR11WA482.md): Robinson R22 · Julia Creek, Australia, Australia · Accident · 1 fatal · Foreign investigation · May 9, 2011 · VH-DSD · Substantial damage
  > On May 9, 2011, at 0440 universal coordinated time, a Robinson R-22, Australian registry VH-DSD, operated by Versatile Helicopter Services, impacted terrain during a mustering operation near Julia Creek, Australia. The helicopter was substantially damaged and…
- [NTSB WPR11FA221](https://openairdocs.org/ntsb/WPR11FA221.md): Air Tractor AT-802A · Miles City, MT · Accident · 1 fatal · Field investigation · Final report · May 9, 2011 · N8523H · Substantial damage
  > The pilot's continued visual flight rules flight into deteriorating weather conditions in an airplane not equipped for instrument flight, which resulted in a collision with terrain.
- [NTSB CEN11LA332](https://openairdocs.org/ntsb/CEN11LA332.md): Unregistered Quicksilver MXL II · Crookston, MN · Accident · Serious injuries · Limited investigation · Final report · May 8, 2011 · UNREG · Substantial damage
  > The pilot’s improper airspeed while maneuvering to land, which resulted in an aerodynamic stall/spin at a low altitude.
- [NTSB CEN11CA325](https://openairdocs.org/ntsb/CEN11CA325.md): Robinson Helicopter R44 II · Golden, CO · Accident · No injuries · Data collection · Final report · May 8, 2011 · N921JM · Substantial damage
  > The pilot’s decision to operate the helicopter at a high density altitude near terrain, which resulted in a settling with power condition.

Next page: https://openairdocs.org/ntsb-phases/450/cases.md?page=60

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
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 case_mkey FROM case_phases WHERE main = 450)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/450/cases?page=59

---
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.