# 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 168 of 378 · 18,851 cases

## Cases, newest first

- [NTSB LAX90DVA10](https://openairdocs.org/ntsb/LAX90DVA10.md): Grumman-Schweizer G-164B · Westley, CA · Accident · Serious injuries · Final report · Aug 19, 1990 · N6774Q · Destroyed
  > The pilot's failure maintain obstacle clearance.
- [NTSB NYC90DEG02](https://openairdocs.org/ntsb/NYC90DEG02.md): Trice Pitts Special S-1S · Hamilton, OH · Accident · 1 fatal · Final report · Aug 18, 1990 · N40X · Substantial damage
  > The loss of engine power for undetermined reasons.
- [NTSB LAX90DVA09](https://openairdocs.org/ntsb/LAX90DVA09.md): Rockwell S2R · Mendota, CA · Accident · No injuries · Final report · Aug 18, 1990 · N3657X · Substantial damage
  > Loss of engine power for an unknown reason. Darkness was a related factor.
- [NTSB NYC90LA197](https://openairdocs.org/ntsb/NYC90LA197.md): Robinson R-22HP · Islip, NY · Accident · No injuries · Limited investigation · Final report · Aug 17, 1990 · N9069Z · Substantial damage
  > Improper use of flt controls.
- [NTSB MIA90FA171](https://openairdocs.org/ntsb/MIA90FA171.md): Neal Christen Eagle II · Akron, AL · Accident · 2 fatal · Field investigation · Final report · Aug 17, 1990 · N3RN · Destroyed
  > Failure of the pilot to maintain control of the aircraft and to recover from (or avoid) a subsequent (flat) spin. Factors related to the accident were: the pilot's failure to follow established procedures, his lack of familiarity with the aircraft, and the…
- [NTSB DEN90LA171](https://openairdocs.org/ntsb/DEN90LA171.md): Cessna 140 · Silver City, NM · Accident · Minor injuries · Limited investigation · Final report · Aug 17, 1990 · N3648V · Substantial damage
  > The pilot's improper planning which resulted in a flight in conditions which exceeded the performance capability of the aircraft. The high density altitude was a factor.
- [NTSB FTW90DPG09](https://openairdocs.org/ntsb/FTW90DPG09.md): Grumman G164A · Osceola, AR · Accident · 1 fatal · Final report · Aug 16, 1990 · N7864 · Destroyed
  > The pilot's failure to maintain proper clearance from the power lines.
- [NTSB ANC90FA146](https://openairdocs.org/ntsb/ANC90FA146.md): Cessna A150 · Kenai, AK · Accident · 2 fatal · Field investigation · Final report · Aug 15, 1990 · N8345M · Destroyed
  > Pilot-in-command's failure to maintain control of the airplane.
- [NTSB NYC90FA192](https://openairdocs.org/ntsb/NYC90FA192.md): Bellanca 7GCAA · Saltaire, NY · Accident · 1 fatal · Field investigation · Final report · Aug 14, 1990 · N4190Y · Destroyed
  > The pilot misjudged his altitude.
- [NTSB LAX90LA283](https://openairdocs.org/ntsb/LAX90LA283.md): Bell 206B II · San Francisco, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 14, 1990 · N2917W · Destroyed
  > The pilot's failure to maintain directional control of the helicopter. Contributing to the accident was the pilot's decision to operate the helicopter in a flight regime conducive to unanticipated right yaw.
- [NTSB CHI90DTG04](https://openairdocs.org/ntsb/CHI90DTG04.md): Piper PA-25-235 · Parshall, ND · Accident · No injuries · Final report · Aug 13, 1990 · N7316Z · Substantial damage
  > Improper use of powerplant controls.
- [NTSB SEA90FA163](https://openairdocs.org/ntsb/SEA90FA163.md): Cessna A185F · Wrangell, AK · Accident · 1 fatal · Field investigation · Final report · Aug 12, 1990 · N5317R · Destroyed
  > The pilot did not maintain an adequate airspeed. The pilot's lack of recent experience in the Cessna 185 was a contributing factor.
- [NTSB CHI90LA226](https://openairdocs.org/ntsb/CHI90LA226.md): Piper PA-25-150 · Minden, NE · Accident · Serious injuries · Limited investigation · Final report · Aug 12, 1990 · N6358Z · Destroyed
  > A stall encountered because of aircraft control not maintained by the PIC. Factors were a partial powerplant failure due to carburetor icing conditions, carburetor heat not used by the PIC, and load jettison not performed by the PIC.
- [NTSB ANC90LA190](https://openairdocs.org/ntsb/ANC90LA190.md): Piper PA-12 · Cathedral Rapid, AK · Accident · 2 fatal · Limited investigation · Final report · Aug 12, 1990 · N92512 · Destroyed
  > The pilot's failure to maintain adequate altitude above the terrain which resulted in a loss of airspeed and a stall/spin while maneuvering to avoid terrain. The mountainous terrain, high winds, and high density altitude were factors which contributed to the…
- [NTSB ATL90FA158](https://openairdocs.org/ntsb/ATL90FA158.md): North American T-6G · Locust Grove, GA · Accident · 2 fatal · Field investigation · Final report · Aug 11, 1990 · N9871C · Destroyed
  > The pilot-in-command's failure to maintain aircraft control during maneuvering flight, allowing the airplane to stall without sufficient altitude for recovery.
- [NTSB LAX90DVA08](https://openairdocs.org/ntsb/LAX90DVA08.md): Hiller UH-12-E · Los Banos, CA · Accident · Minor injuries · Final report · Aug 9, 1990 · N117HA · Destroyed
  > The pilot's failure to maintain a lookout for obstructions along his swath run.
- [NTSB LAX90DVM03](https://openairdocs.org/ntsb/LAX90DVM03.md): Illi Thunder Gull · Calif Valley, CA · Accident · 1 fatal · Final report · Aug 8, 1990 · N2223E · Destroyed
  > Poor judgement of the pilot from use of a drug (cocaine), and the pilot allowing the design stress limits of the aircraft to be exceeded, while maneuvering, which resulted in overload failure of the wing spar & wing separation.
- [NTSB SEA90FA158](https://openairdocs.org/ntsb/SEA90FA158.md): Aerospatiale SA315B · Cougar, WA · Accident · Serious injuries · Field investigation · Final report · Aug 7, 1990 · N351RM · Destroyed
  > Loss of power due to contamination in the engine speed governor.
- [NTSB FTW90FA151](https://openairdocs.org/ntsb/FTW90FA151.md): Cessna 172M · Elmendorf, TX · Accident · Minor injuries · Field investigation · Final report · Aug 7, 1990 · N1466V · 2 aircraft · Substantial damage
  > Inadequate visual lookout by both pilots in the T-38 and by the instructor pilot (CFI) in the Cessna 172.
- [NTSB CHI90DEV09](https://openairdocs.org/ntsb/CHI90DEV09.md): Pietenpol AIR Camper · Minonk, IL · Accident · 1 fatal · Final report · Aug 7, 1990 · N535CG · Destroyed
  > The pilot's inattention to visual lookout.
- [NTSB ANC90LA135](https://openairdocs.org/ntsb/ANC90LA135.md): Aerospatiale SA-315B · Tok, AK · Accident · Serious injuries · Limited investigation · Final report · Aug 7, 1990 · N58000 · Substantial damage
  > Improper installation of the fuel filter element in the aircraft by company/maintenance personnel, and subsequent contamination of the fuel system by unfiltered fuel. Factors related to the accident were: inadequate design of the fuel filter assembly, which…
- [NTSB FTW90FA152](https://openairdocs.org/ntsb/FTW90FA152.md): Cessna 150L · Leesville, LA · Accident · 2 fatal · Field investigation · Final report · Aug 6, 1990 · N10472 · Destroyed
  > The pilot's failure to maintain vs while maneuvering and the fact that altitude was insufficient for recovery from the inadvertent stall.
- [NTSB CHI90DER05](https://openairdocs.org/ntsb/CHI90DER05.md): Piper PA-25-235 · Ulen, MN · Accident · Serious injuries · Final report · Aug 6, 1990 · N82521 · Substantial damage
  > The pilot-in-command's failure to maintain control of the aircraft to avoid the inadvertent entry into a stall/spin at low altitude which resulted in impact with the terrain.
- [NTSB CHI90FA214](https://openairdocs.org/ntsb/CHI90FA214.md): Cessna 150L · Donnybrook, ND · Accident · 2 fatal · Field investigation · Final report · Aug 5, 1990 · N10094 · Destroyed
  > The pilot's failure to maintain airspeed while maneuvering in hilly terrain. Contributing factors were the pilot's failure to maintain adequate altitude and the surrounding steeply rising terrain.
- [NTSB CHI90DTG03](https://openairdocs.org/ntsb/CHI90DTG03.md): Eagle DW-1 · Jamestown, ND · Accident · Minor injuries · Final report · Aug 5, 1990 · N8810E · Destroyed
  > Pilot's failure to maintain clearance from the powerline during an aerial application manuever.
- [NTSB LAX90DXQ03](https://openairdocs.org/ntsb/LAX90DXQ03.md): Air Tractor AT-401 · Tule Lake, CA · Accident · Minor injuries · Final report · Aug 4, 1990 · N45116 · Substantial damage
  > An engine failure due to mechanical failure of the distributor.
- [NTSB ATL90DKG05](https://openairdocs.org/ntsb/ATL90DKG05.md): Ayres Bull Thrush · Americus, GA · Accident · No injuries · Final report · Aug 4, 1990 · N4025Q · Destroyed
  > Failure of the engine main oil line which allowed the engine oil to be ignited by the hot engine.
- [NTSB NYC90FA181](https://openairdocs.org/ntsb/NYC90FA181.md): Cessna 150L · Palmer Township, PA · Accident · 2 fatal · Field investigation · Final report · Aug 3, 1990 · N18030 · Destroyed
  > The failure of the student pilot to maintain airspeed which resulted in a stall/spin with insufficient altitude for recovery. Factors which contributed to the accident were: the student pilot's poor judgement in buzzing a residential area, and his lack of…
- [NTSB FTW90DRD15](https://openairdocs.org/ntsb/FTW90DRD15.md): Cessna 188 · Archibald, LA · Accident · No injuries · Final report · Aug 3, 1990 · N70114 · Substantial damage
  > The power loss for undetermined reasons. A factor was the rough uneven terrain in which the forced landing was performed.
- [NTSB ANC90LA130](https://openairdocs.org/ntsb/ANC90LA130.md): Piper PA-14 · Merrill Pass, AK · Accident · No injuries · Limited investigation · Final report · Aug 3, 1990 · N5110H · Substantial damage
  > The pilot-in-command's failure to maintain flying speed.
- [NTSB CHI90FA212](https://openairdocs.org/ntsb/CHI90FA212.md): Boeing A75N1 · Oshkosh, WI · Accident · 1 fatal · Field investigation · Final report · Aug 2, 1990 · N25400 · Destroyed
  > The pilot-in-command's failure to maintain airspeed sufficient to avoid a stall/spin at an altitude insufficient to effect a full recovery.
- [NTSB CHI90DCJ01](https://openairdocs.org/ntsb/CHI90DCJ01.md): Cessna A188B · Amherst, NE · Accident · 1 fatal · Final report · Aug 2, 1990 · N84524 · Substantial damage
  > The pilot's failure to see and avoid power lines in his area of operation.
- [NTSB ATL90FA153](https://openairdocs.org/ntsb/ATL90FA153.md): Piper PA-18 · Southport, NC · Accident · 2 fatal · Field investigation · Final report · Aug 2, 1990 · N9239T · Destroyed
  > The entry into a flat spin which precluded recovery by the pilot. The reason for the spin becoming flat could not be determined.
- [NTSB NYC90DNA04](https://openairdocs.org/ntsb/NYC90DNA04.md): Bell 47G-3B-1 · Hanson, MA · Accident · No injuries · Final report · Aug 1, 1990 · N34691 · Substantial damage
  > The pilot's loss of control of the helicopter due to the failure of the tail rotor drive shaft.
- [NTSB MIA90FA163](https://openairdocs.org/ntsb/MIA90FA163.md): Cessna 150J · Baker Hill, AL · Accident · 2 fatal · Field investigation · Final report · Aug 1, 1990 · N60518 · Destroyed
  > An inadvertent stall/spin. Factors were airspeed not maintained, altitude inadequate for safe recovery, and attention diverted.
- [NTSB FTW90LA150](https://openairdocs.org/ntsb/FTW90LA150.md): Cessna 152 · New Roades, LA · Accident · No injuries · Limited investigation · Final report · Aug 1, 1990 · N64984 · Substantial damage
  > Unknown mechanical malfunction resulting in engine oil starvation. A contributing factor was rough terrain in which the forced landing was made.
- [NTSB BFO90DOA01](https://openairdocs.org/ntsb/BFO90DOA01.md): Bell TH-1L · Galax, VA · Accident · Minor injuries · Final report · Aug 1, 1990 · N152RR · Substantial damage
  > The lost of engine power because of a compressor stall.
- [NTSB FTW90LA149](https://openairdocs.org/ntsb/FTW90LA149.md): Cessna 150M · Alvord, TX · Accident · No injuries · Limited investigation · Final report · Jul 31, 1990 · N704FS · Substantial damage
  > The failure of the engine to develop full rated power for unknown reasons.
- [NTSB CHI90DEM07](https://openairdocs.org/ntsb/CHI90DEM07.md): Pitts SA-1 · East Jordan, MI · Accident · 1 fatal · Final report · Jul 31, 1990 · N15Z · Destroyed
  > The pilot-in-command's failure to maintain altitude during low altitude aerobatics.
- [NTSB FTW90DPG04](https://openairdocs.org/ntsb/FTW90DPG04.md): Air Tractor 301A · Foreman, AR · Accident · No injuries · Final report · Jul 30, 1990 · N31631 · Destroyed
  > The pilot's inadvertent stall/mush.
- [NTSB NYC90LA177](https://openairdocs.org/ntsb/NYC90LA177.md): Robinson R22HP · Shirley, NY · Accident · No injuries · Limited investigation · Final report · Jul 29, 1990 · N9030Z · Substantial damage
  > Improper use of the flight controls by the student pilot.
- [NTSB NYC90FA179](https://openairdocs.org/ntsb/NYC90FA179.md): Grumman AA-1B · Springfield, NJ · Accident · 2 fatal · Field investigation · Final report · Jul 29, 1990 · N1429R · Destroyed
  > The pilot's failure to maintain airspeed and the inadvertent stall of the airplane at an altitude from which recovery was not possible.
- [NTSB ATL90FA150](https://openairdocs.org/ntsb/ATL90FA150.md): Piper PA-18A · Conway, SC · Accident · 1 fatal · Field investigation · Final report · Jul 28, 1990 · N2789P · Destroyed
  > Towline interference with the rudder, and failure of the pilot to maintain adequate airspeed, which resulted in a stall/spinn. A factor that contributed to the accident was: failure of the company/operator management to adequately guard against such…
- [NTSB CHI90DET04](https://openairdocs.org/ntsb/CHI90DET04.md): Continental Copters MK 5A Tomcat · Constantine, MI · Accident · Serious injuries · Final report · Jul 27, 1990 · N1442Z · Substantial damage
  > The pilot's failure to see and avoid power lines in his area of operation.
- [NTSB ATL90DKJ07](https://openairdocs.org/ntsb/ATL90DKJ07.md): Bell-Continental Copters 47G · Clayhatchee, AL · Accident · Serious injuries · Final report · Jul 27, 1990 · N7153 · Substantial damage
  > Failure of the engine magneto(s). The lack of suitable terrain (trees) in the emergency landing area was a related factor.
- [NTSB LAX90DVA07](https://openairdocs.org/ntsb/LAX90DVA07.md): Air Tractor AT-401 · San Joaquin, CA · Accident · 1 fatal · Final report · Jul 26, 1990 · N7315S · Substantial damage
  > The failure of the no. 4 cylinder head.
- [NTSB CHI90FA197](https://openairdocs.org/ntsb/CHI90FA197.md): Custom Aerotech White Lightning · Oshkosh, WI · Accident · 2 fatal · Field investigation · Final report · Jul 26, 1990 · N7147W · Destroyed
  > The pilot-in-command's failure to maintain airspeed to avoid loss of control of the aircraft.
- [NTSB LAX90DVG17](https://openairdocs.org/ntsb/LAX90DVG17.md): Cloutier Scorpion 133 · Oroville, CA · Accident · Minor injuries · Final report · Jul 25, 1990 · N4639E · Substantial damage
  > The pilot's loss of directional control.
- [NTSB CHI90FA193](https://openairdocs.org/ntsb/CHI90FA193.md): Piper PA-38 · Hinckley, IL · Accident · 2 fatal · Field investigation · Final report · Jul 25, 1990 · N2508D · Destroyed
  > The instructor pilot's inability to recover from a stall/spin. Factors were: acft wt & balance exceeded, and the instructor's and student pilot's lack of familiarity with acft.
- [NTSB FTW90DRA06](https://openairdocs.org/ntsb/FTW90DRA06.md): Huffaher Benson · Hearne, TX · Accident · Minor injuries · Final report · Jul 20, 1990 · N70136 · Substantial damage
  > The pilot's failure to adequately compensate for the tail wind condiitons during a low pass which exceeded the performance capability of the aircraft. A factor was the tail wind conditions.

Next page: https://openairdocs.org/ntsb-phases/450/cases.md?page=169

## 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=168

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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.