# 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 161 of 378 · 18,851 cases

## Cases, newest first

- [NTSB FTW91DPG19](https://openairdocs.org/ntsb/FTW91DPG19.md): Grumman G-164A · Allport, AR · Accident · No injuries · Final report · Aug 16, 1991 · N8577H · Substantial damage
  > A loss of power for undetermined reason. A factor was the terrain on which the pilot made the forced landing.
- [NTSB DEN91LA114](https://openairdocs.org/ntsb/DEN91LA114.md): Air Tractor AT-502 · Clovis, NM · Accident · No injuries · Limited investigation · Final report · Aug 16, 1991 · N4535K · Destroyed
  > Failure of the pilot to maintain clearance from rising/uneven terrain. Factors related to the accident were: the light conditions at dusk, and the lack of visual cues for the pilot.
- [NTSB CHI91LA267](https://openairdocs.org/ntsb/CHI91LA267.md): Cessna 150M · Old Monroe, MO · Accident · No injuries · Limited investigation · Final report · Aug 16, 1991 · N2842V · Substantial damage
  > The separation of the throttle control cable. Contributing to the accident was the rough terrain on which a forced landing was made.
- [NTSB CHI91DCJ06](https://openairdocs.org/ntsb/CHI91DCJ06.md): Cessna A188D · Gothenburg, NE · Accident · 1 fatal · Final report · Aug 14, 1991 · N4820Q · Substantial damage
  > The pilot's failure to maintain airspeed which resulted in a stall. A factor related to the accident was the pilot's abrupt handling of the airplane.
- [NTSB NYC91DNA03](https://openairdocs.org/ntsb/NYC91DNA03.md): Beckloff Baby ACE D · Nantucket, MA · Accident · Serious injuries · Final report · Aug 13, 1991 · N7376 · Destroyed
  > No narrative included.
- [NTSB LAX91LA357](https://openairdocs.org/ntsb/LAX91LA357.md): Robinson R22B · Chandler, AZ · Accident · No injuries · Limited investigation · Final report · Aug 13, 1991 · N4037A · Substantial damage
  > The failure of the student pilot to maintain adequate control of the helicopter and stop a descent, while maneuvering. The pilot's disorientation was a contributing factor.
- [NTSB ATL91LA157](https://openairdocs.org/ntsb/ATL91LA157.md): Piper PA-25-235 · Roxobel, NC · Accident · Minor injuries · Limited investigation · Final report · Aug 13, 1991 · N7658Z · Substantial damage
  > The failure of the left magneto stop pin, resulting in the seizure of the magneto and the failure of the magneto drive gear, and ultimately engine stoppage. A factor in this accident was: the presence of trees at the forced landing area.
- [NTSB LAX91LA364](https://openairdocs.org/ntsb/LAX91LA364.md): Grumman G-164 · Wasco, CA · Accident · No injuries · Limited investigation · Final report · Aug 12, 1991 · N4663 · Substantial damage
  > A total loss of engine power due to a fracture of the camshaft and the subsequent forced landing into a soft field.
- [NTSB FTW91LA145](https://openairdocs.org/ntsb/FTW91LA145.md): Cessna T188C · Paulina, LA · Accident · Minor injuries · Limited investigation · Final report · Aug 12, 1991 · N3493J · Destroyed
  > The pilot's failure to maintain adequate visual lookout for the wires and his misjudging clearance when he attempted to fly under the wires.
- [NTSB CHI91FA259](https://openairdocs.org/ntsb/CHI91FA259.md): Piper PA-24-250 · Guide Rock, NE · Accident · 2 fatal · Field investigation · Final report · Aug 12, 1991 · N5145P · Destroyed
  > Spatial disorientation, and exceeding the design limits of the aircraft. Factors related to the accident are inadequate preflight planning, VFR flight into IMC, flight weather avoidance assistance not followed, excessive altitude, physical impairment…
- [NTSB ANC91LA122](https://openairdocs.org/ntsb/ANC91LA122.md): Piper PA-12 · Iliamna, AK · Accident · No injuries · Limited investigation · Final report · Aug 12, 1991 · N2719M · Substantial damage
  > Fuel contamination and the pilot's failure to perform an adequate preflight of the airplane. Contributing to the accident was the rough, uneven terrain of the tundra landing area.
- [NTSB SEA91FA203](https://openairdocs.org/ntsb/SEA91FA203.md): Christen Industries Pitts S-2B · Scappoose, OR · Accident · 1 fatal · Field investigation · Final report · Aug 10, 1991 · N77PW · Destroyed
  > The pilot's misjudgment of altitude, while performing an aerobatic maneuver, and his failure to maintain ground clearance.
- [NTSB MIA91LA196](https://openairdocs.org/ntsb/MIA91LA196.md): Air Tractor AT-502 · Cleveland, MS · Accident · No injuries · Limited investigation · Final report · Aug 10, 1991 · N45192 · Substantial damage
  > The pilot's decision to continue the flight with reduced visual lookout due to a dirty foggy windshield.
- [NTSB ANC91LA117](https://openairdocs.org/ntsb/ANC91LA117.md): Bellanca 7GCBC · Seward, AK · Accident · Minor injuries · Limited investigation · Final report · Aug 8, 1991 · N8684V · Substantial damage
  > The pilot-in-command's (PIC) failure to maintain airspeed while maneuvering at a low altitude. Contributing to the accident was the high terrain.
- [NTSB NYC91FA205](https://openairdocs.org/ntsb/NYC91FA205.md): Piper PA-28-140 · Wawayanda, NY · Accident · 2 fatal · Field investigation · Final report · Aug 7, 1991 · N44289 · Destroyed
  > The pilot started a spin maneuver at too low an altitude to allow recovery. A factor in the accident was scattered clouds at 2500 feel MSL.
- [NTSB FTW91FA142](https://openairdocs.org/ntsb/FTW91FA142.md): Cessna 170A · Heath, TX · Accident · 2 fatal · Field investigation · Final report · Aug 7, 1991 · N9582A · Destroyed
  > The inadvertent stall following an abrupt pull up while maneuvering at low altitude, and the pilot's impairment due to to alcohol and drug consumption.
- [NTSB CHI91DTG07](https://openairdocs.org/ntsb/CHI91DTG07.md): Ayres S2R · Drayton, ND · Accident · No injuries · Final report · Aug 7, 1991 · N4010H · Substantial damage
  > Misjudged clearance by the pilot. A factor related to the accident is overconfidence in personal ability.
- [NTSB CHI91DCJ05](https://openairdocs.org/ntsb/CHI91DCJ05.md): Mcdonnell Douglas 269A · Harvard, NE · Accident · No injuries · Final report · Aug 7, 1991 · N48298 · Substantial damage
  > The pilot's failure to maintain adequate rotor RPM during aerial application maneuvers. A related factor was the pilot's inattention.
- [NTSB LAX91LA348](https://openairdocs.org/ntsb/LAX91LA348.md): Experimental DSA-1 · Kingman, AZ · Accident · Minor injuries · Limited investigation · Final report · Aug 4, 1991 · N4077K · Substantial damage
  > The pilot-in-command's failure to maintain the proper altitude to ensure terrain clearance while conducting low level aerobatic maneuvers, resulting in an in flight collision with terrain.
- [NTSB LAX91LA345](https://openairdocs.org/ntsb/LAX91LA345.md): Cessna 172N · Lake Elsinore, CA · Accident · No injuries · Limited investigation · Final report · Aug 4, 1991 · N2457L · Substantial damage
  > The pilot's poor judgement for unwarranted low flying and poor visual lookout.
- [NTSB CHI91LA246](https://openairdocs.org/ntsb/CHI91LA246.md): Beech 35A · Hager City, WI · Accident · 1 fatal · Limited investigation · Final report · Aug 4, 1991 · N7451N · Destroyed
  > The failure of the pilot to maintain airspeed above stalling speed while maneuvering.
- [NTSB ATL91LA153](https://openairdocs.org/ntsb/ATL91LA153.md): Cessna T188C · Quitman, GA · Accident · No injuries · Limited investigation · Final report · Aug 4, 1991 · N2877J · Substantial damage
  > A total loss of engine power due to fuel starvation. The reason for the fuel starvation was not determined.
- [NTSB ANC91LA114](https://openairdocs.org/ntsb/ANC91LA114.md): Piper PA-18-150 · Willow, AK · Accident · No injuries · Limited investigation · Final report · Aug 4, 1991 · N4448Z · Substantial damage
  > Was the in-flight collision of the airplane with an object due to the pilot-in-command's lack of an adequate visual lookout. Contributing to the accident was the rough, uneven and narrow condition of the airstrip.
- [NTSB NYC91FA196](https://openairdocs.org/ntsb/NYC91FA196.md): Cessna 152 · New Paltz, NY · Accident · 2 fatal · Field investigation · Final report · Aug 2, 1991 · N6494Q · Destroyed
  > Failure of the instructor pilot (CFI) to assure that the proper altitude was maintained. A factor related to the accident was: the cfi's lack of experience in the type of operation.
- [NTSB LAX91LA340](https://openairdocs.org/ntsb/LAX91LA340.md): Champion 7GCBC · Lake Elsinore, CA · Accident · 2 fatal · Limited investigation · Final report · Aug 2, 1991 · N1693G · Destroyed
  > The in-flight failure of the right elevator. Factors relating to this accident was the pilot's decision to perform aerobatics at an improper altitude.
- [NTSB LAX91LA337](https://openairdocs.org/ntsb/LAX91LA337.md): Eagle DW1 · Poston, AZ · Accident · Minor injuries · Limited investigation · Final report · Aug 2, 1991 · N8812W · Destroyed
  > That the pilot misjudged the distance from the wires which required a rapid pull-up maneuver and his failure to maintain adequate flying speed. Contributing to this accident were the transmission wires.
- [NTSB FTW91LA139](https://openairdocs.org/ntsb/FTW91LA139.md): Cessna 150A · Jewett, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 2, 1991 · N7036X · Destroyed
  > Premature retraction of the flaps near the ground at slow airspeed. A factor was the attempted low pass.
- [NTSB FTW91LA138](https://openairdocs.org/ntsb/FTW91LA138.md): Robinson R22 Beta · Wylie, TX · Accident · No injuries · Limited investigation · Final report · Aug 1, 1991 · N23TV · Substantial damage
  > The pilot's failure to maintain clearance with the water. A factor was the pilot's ostentatious display.
- [NTSB CHI91DCJ04](https://openairdocs.org/ntsb/CHI91DCJ04.md): Cessna T188C · Grand Island, NE · Accident · No injuries · Final report · Aug 1, 1991 · N2872J · Substantial damage
  > The pilot's failure to maintain adequate clearance from crops during aerial application maneuvers. Related factors are the failure of a propeller pitch change mechanism and the pilot's diverted attention.
- [NTSB ANC91FA115](https://openairdocs.org/ntsb/ANC91FA115.md): Cessna A185F · Amitchiak Lake, AK · Accident · 2 fatal · Field investigation · Final report · Aug 1, 1991 · N1687M · Substantial damage
  > The pilot's failure to maintain the airplane's airspeed above stalling; thereby losing control. Factors contributing to the accident were the mountainous terrain, the mountain wave, and insufficient altitude from which to recover.
- [NTSB FTW91FA131](https://openairdocs.org/ntsb/FTW91FA131.md): Schempp-Hirth DISCUS-B · Medina, TX · Accident · 1 fatal · Field investigation · Final report · Jul 31, 1991 · JA241 · 2 aircraft · Destroyed
  > The failure of the pilot in command to maintain an adequate visual lookout. A factor was collision induced incapacitation.
- [NTSB CHI91FA235](https://openairdocs.org/ntsb/CHI91FA235.md): Aero Commander 500B · Silica, KS · Accident · 2 fatal · Field investigation · Final report · Jul 31, 1991 · N904DF · 2 aircraft · Destroyed
  > The failure of both pilots to maintain adequate separation during formation flight. Related factors are overconfidence in personal ability and poor planning/decision.
- [NTSB ATL91LA145](https://openairdocs.org/ntsb/ATL91LA145.md): Cessna 188B · Monroeville, AL · Accident · No injuries · Limited investigation · Final report · Jul 31, 1991 · N9106G · Substantial damage
  > The pilot's misjudgment of the clearance between the airplane and the electrical transmission wire. A factor was the hazy visibility.
- [NTSB ANC91LA110](https://openairdocs.org/ntsb/ANC91LA110.md): Cessna 182C · Cordova, AK · Accident · No injuries · Limited investigation · Final report · Jul 29, 1991 · N8651T · Substantial damage
  > A total loss of engine power while operating over water.
- [NTSB LAX91LA332](https://openairdocs.org/ntsb/LAX91LA332.md): Grumman G-164B · Arizona City, AZ · Accident · 1 fatal · Limited investigation · Final report · Jul 28, 1991 · N6681Q · Destroyed
  > Failure of the pilot to maintain an adequate visual outlook to avoid the collision with the power transmission lines. Contributing to the accident was the dark night light conditions that prevailed at the time of the accident.
- [NTSB LAX91FA333](https://openairdocs.org/ntsb/LAX91FA333.md): Piper PA 28-181 · Sonora, CA · Accident · 3 fatal · Field investigation · Final report · Jul 28, 1991 · N82716 · Destroyed
  > Failure of the flight instructor/pilot-in-command to adequately supervise the flight and to maintain adequate airspeed by exceeding the climb performance of the airplane. Contributing to the accident was the pilot-in-command's inadequate planning and his…
- [NTSB FTW91DRG05](https://openairdocs.org/ntsb/FTW91DRG05.md): Cessna 188B · Driscoll, TX · Accident · 1 fatal · Final report · Jul 28, 1991 · N85987 · Destroyed
  > The pilot's failure to maintain clearance from the guy wire during the aerial application maneuver.
- [NTSB FTW91DRD07](https://openairdocs.org/ntsb/FTW91DRD07.md): Grumman G-164B · Donaldsonville, LA · Accident · No injuries · Final report · Jul 28, 1991 · N573AF · Substantial damage
  > The mechanical failure of the propeller blade pitch positioning bolt. A factor was the lack of suitable terrain available for the forced landing.
- [NTSB ANC91LA111](https://openairdocs.org/ntsb/ANC91LA111.md): Piper PA-12 · Palmer, AK · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 1991 · N7684H · Substantial damage
  > The pilot's failure to maintain airspeed and inadvertent stall during low level maneuvering flight. Contributing to the accident was the high terrain.
- [NTSB SEA91LA194](https://openairdocs.org/ntsb/SEA91LA194.md): Let L-13 · Wallsburg, UT · Accident · No injuries · Limited investigation · Final report · Jul 27, 1991 · N2NV · Substantial damage
  > The in flight encounter with downdraft winds and the lack of suitable terrain in the area for a landing.
- [NTSB LAX91LA331](https://openairdocs.org/ntsb/LAX91LA331.md): Ayres S2R · Visalia, CA · Accident · Serious injuries · Limited investigation · Final report · Jul 27, 1991 · N3087D · Destroyed
  > A loss of engine power due to the failure of the master rod to the number one cylinder resulting from a lack of oil.
- [NTSB CHI91LA233](https://openairdocs.org/ntsb/CHI91LA233.md): Cessna 172P · Lansing, IL · Accident · 1 fatal · Limited investigation · Final report · Jul 27, 1991 · N66365 · Destroyed
  > The pilot's inadvertent stall/spin during low altitude maneuvers. Related factors are ground personnel's inadequate traffic advisory, and the pilot's abrupt pull up.
- [NTSB LAX91FA329](https://openairdocs.org/ntsb/LAX91FA329.md): Beech F33A · Earp, CA · Accident · 4 fatal · Field investigation · Final report · Jul 25, 1991 · N3813U · Destroyed
  > The pilot's failure to maintain adequate airspeed, while maneuvering during a low pass, which resulted in a stall. A factor related to the accident was: lack of altitude to recover from the stall.
- [NTSB FTW91LA126](https://openairdocs.org/ntsb/FTW91LA126.md): Bell 47D-1 · Provencal, LA · Accident · No injuries · Limited investigation · Final report · Jul 24, 1991 · N3575 · Substantial damage
  > Fuel leakage from the fuel drain valve. A factor was the inaccessibility of suitable terrain for fored landing.
- [NTSB ANC91FA107](https://openairdocs.org/ntsb/ANC91FA107.md): Cessna 182 · Takotna, AK · Accident · 1 fatal · Field investigation · Final report · Jul 24, 1991 · N5663B · Substantial damage
  > The pilot's loss of control in flight due to spatial disorientation while attempting to operate under visual flight rules while in instrument meteorological conditions. Contributing to the accident was the mountainous terrain.
- [NTSB SEA91FA186](https://openairdocs.org/ntsb/SEA91FA186.md): Cessna 206 · Salmon, ID · Accident · 5 fatal · Field investigation · Final report · Jul 23, 1991 · N5183U · Destroyed
  > Improper inflight planning and decisions and failure to maintain airspeed.
- [NTSB SEA91FA184](https://openairdocs.org/ntsb/SEA91FA184.md): Bell 206B · Toutle, WA · Accident · 1 fatal · Field investigation · Final report · Jul 22, 1991 · N276KA · Substantial damage
  > Failure of the pilot to maintain airspeed and correct for the right yawing condition. Factors to the accident were: inadequate compensation for wind conditions, diverted attention, and lack of total expereince in type of aircraft.
- [NTSB SEA91FA183](https://openairdocs.org/ntsb/SEA91FA183.md): Cessna 177RG · Salmon, ID · Accident · 4 fatal · Field investigation · Final report · Jul 22, 1991 · N1573H · Destroyed
  > Improper inflight planning and decision by the pilot, and his failure to maintain sufficient altitude and clearance from mountainous/hilly terrain.
- [NTSB ATL91LA139](https://openairdocs.org/ntsb/ATL91LA139.md): Cessna 172P · Sylva, NC · Accident · No injuries · Limited investigation · Final report · Jul 22, 1991 · N52433 · Substantial damage
  > The pilot's improper in-flight planning, and his failure to maintain a proper altitude while maneuvering in the canyon. Factor(s) in this accident were: the mountainous, box canyon conditions, the high density altitude, and the downdraft conditions at the…
- [NTSB FTW91DRG04](https://openairdocs.org/ntsb/FTW91DRG04.md): Air Tractor AT-402 · Taft, TX · Accident · Serious injuries · Final report · Jul 21, 1991 · N4523L · Minor damage
  > The pilot's failure to maintain proper terrain clearance.

Next page: https://openairdocs.org/ntsb-phases/450/cases.md?page=162

## 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=161

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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.