# 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 160 of 378 · 18,851 cases

## Cases, newest first

- [NTSB SEA92FA002](https://openairdocs.org/ntsb/SEA92FA002.md): Cessna 172G · Miltonfreewater, OR · Accident · 4 fatal · Field investigation · Final report · Oct 6, 1991 · N1372F · Destroyed
  > Inadequate in-flight planning. Factors to the accident were: mountainous terrain, clearance not maintained, lack of total flight experience, and lack of familiarity with geographical area.
- [NTSB FTW92DPJ01](https://openairdocs.org/ntsb/FTW92DPJ01.md): Ayres S2R-T15 · Cordell, OK · Accident · 1 fatal · Final report · Oct 5, 1991 · N4008S · Destroyed
  > Inadvertent stall. A factor was that the aircraft weight and balance limitations were exceeded.
- [NTSB NYC92LA001](https://openairdocs.org/ntsb/NYC92LA001.md): Cessna 172 · Auburn, ME · Accident · Minor injuries · Limited investigation · Final report · Oct 4, 1991 · N2065E · Substantial damage
  > The pilot was buzzing and stalled the airplane at too low an altitude to recover.
- [NTSB MIA92LA003](https://openairdocs.org/ntsb/MIA92LA003.md): Bell 47D-1 · Clewiston, FL · Accident · Minor injuries · Limited investigation · Final report · Oct 4, 1991 · N3655F · Substantial damage
  > The pilot in command's failure to maintain adequate clearance while maneuvering resulting in an in flight collision with a guy wire.
- [NTSB LAX92LA005](https://openairdocs.org/ntsb/LAX92LA005.md): Robinson R22B · Honolulu, HI · Accident · No injuries · Limited investigation · Final report · Oct 4, 1991 · N900AB · Substantial damage
  > The improper use of the flight controls by the instructor pilot ND the failure to maintain proper rotor RPM.
- [NTSB SEA91FA258](https://openairdocs.org/ntsb/SEA91FA258.md): Cessna 182Q · Lincoln, MT · Accident · 2 fatal · Field investigation · Final report · Sep 30, 1991 · N759SN · Destroyed
  > The improper inflight planning/decision by the pilot to continue VFR flight into IMC conditions. Factors relating to the accident were the mountainous terrain in the area, and the low ceilings and clouds obscuring the mountains.
- [NTSB MIA91LA228](https://openairdocs.org/ntsb/MIA91LA228.md): Aeronca 7EC · Moore Haven, FL · Accident · Serious injuries · Limited investigation · Final report · Sep 29, 1991 · N4713E · Substantial damage
  > The pilot's diversion of attention and inattention to the airspeed resulting in the inadvertent stall mush. Contributing to the accident was inadequate altitude to recover.
- [NTSB LAX91LA413](https://openairdocs.org/ntsb/LAX91LA413.md): Grumman G164A-450 · Queen Creek, AZ · Accident · Minor injuries · Limited investigation · Final report · Sep 29, 1991 · N16SS · Substantial damage
  > Failure of the engine cylinder, producing a loss of power. Contributing to the accident was the location of an irrigation ditch next to the landing area and a dark night light condition.
- [NTSB ATL91LA183](https://openairdocs.org/ntsb/ATL91LA183.md): Cessna 172 · Newberry, SC · Accident · Serious injuries · Limited investigation · Final report · Sep 29, 1991 · N2862E · Substantial damage
  > The pilot's failure to maintain visual lookout and clearance while maneuvering at a low altitude.
- [NTSB LAX91LA412](https://openairdocs.org/ntsb/LAX91LA412.md): Christian Ind. Eagle II · Incline Village, NV · Accident · 2 fatal · Limited investigation · Final report · Sep 28, 1991 · N432EC · Destroyed
  > The failure of the pilot to recover from the maneuver in a timely manner which resulted in the airplane striking the water.
- [NTSB LAX91LA411](https://openairdocs.org/ntsb/LAX91LA411.md): Robinson R-22B · Rio Vista, CA · Accident · Minor injuries · Limited investigation · Final report · Sep 27, 1991 · N8069Q · Destroyed
  > The student pilot's improper use of the flight controls.
- [NTSB CHI91FA305](https://openairdocs.org/ntsb/CHI91FA305.md): Ercoupe Ercoupe 415-D · Emmett, MI · Accident · 1 fatal · Field investigation · Final report · Sep 27, 1991 · N99283 · Destroyed
  > The pilot's exceeding the design limits of the aircraft, which resulted in an inflight breakup.
- [NTSB ATL91LA180](https://openairdocs.org/ntsb/ATL91LA180.md): Continental Copters MK5A · Franklin, GA · Accident · No injuries · Limited investigation · Final report · Sep 26, 1991 · N62108 · Substantial damage
  > An undetermined failure of the tail rotor control cable, which resulted in an uncontrolled collision with the ground.
- [NTSB CHI91FA302](https://openairdocs.org/ntsb/CHI91FA302.md): Cessna A150L · Bellaire, MI · Accident · 2 fatal · Field investigation · Final report · Sep 24, 1991 · N4501F · Destroyed
  > The instructor pilot's inadequate supervision which resulted in an inaverent stall and uncontrolled descent into terrain. A related factor is the insufficient altitude.
- [NTSB ATL91LA178](https://openairdocs.org/ntsb/ATL91LA178.md): Piper PA-25-235 · Brewton, AL · Accident · Serious injuries · Limited investigation · Final report · Sep 21, 1991 · N7509Z · Destroyed
  > The inflight separation of the left wing resulting from corrosion of the wing front spar fitting assembly. A factor was inadequate maintenance procedures.
- [NTSB ANC91LA150](https://openairdocs.org/ntsb/ANC91LA150.md): Piper PA-22-160 · Stoney River, AK · Accident · Serious injuries · Limited investigation · Final report · Sep 21, 1991 · N8143D · Substantial damage
  > The pilot's failure to attain a proper climb. Factors in the accident were: the pilot's lack of familiarity with the airplane, his inadequate training in that model airplane, his lack of total experience, his inflight planning/decision, his overconfidence in…
- [NTSB SEA91FA246](https://openairdocs.org/ntsb/SEA91FA246.md): Cessna C-172G · Red Lodge, MT · Accident · Serious injuries · Field investigation · Final report · Sep 20, 1991 · N1359F · Destroyed
  > The loss of control by the instructor due to the improper recovery altitude selected to terminate a simulated forced landing, the excessive pull-up by the student due to his lack of experience, and the delayed remedial action of the instructor. Factors…
- [NTSB MIA91LA220](https://openairdocs.org/ntsb/MIA91LA220.md): Continental Copters Tomcat MK5A · Bay Springs, MS · Accident · No injuries · Limited investigation · Final report · Sep 18, 1991 · N9010T · Substantial damage
  > Total loss of engine power due to undetermined reasons. Contributing to the accident was unsuitable terrain encountered during the forced landing.
- [NTSB SEA91LA238](https://openairdocs.org/ntsb/SEA91LA238.md): Champion 7EC · Coeur D'Alene, ID · Accident · No injuries · Limited investigation · Final report · Sep 17, 1991 · N7547E · Substantial damage
  > A blocked fuel system vent, and an inadequate aircraft preflight by the pilot. Rough terrain in the emergency landing area was a related factor.
- [NTSB SEA91LA237](https://openairdocs.org/ntsb/SEA91LA237.md): Cessna 170B · Curtis, WA · Accident · 1 fatal · Limited investigation · Final report · Sep 16, 1991 · N4693C · Destroyed
  > A misjudged maneuver due to physical impairment by alcohol. Contributing to the accident was overconfidence in personal ability.
- [NTSB DEN91FA132](https://openairdocs.org/ntsb/DEN91FA132.md): Cessna 172N · Tererro, NM · Accident · 2 fatal · Field investigation · Final report · Sep 15, 1991 · N4868F · Destroyed
  > A failure of the pilot to maintain adequate obstacle clearance in mountainous terrain. Factors were: lack of familiarity with the aircraft, and insufficient standards by the operator.
- [NTSB CHI91FA294](https://openairdocs.org/ntsb/CHI91FA294.md): Bell-K Copter 47D1 · Laurie, MO · Accident · 3 fatal · Field investigation · Final report · Sep 15, 1991 · N7768 · Destroyed
  > Poor judgement of the pilot, due to impairment from consumption of alcoholic beverage before flight, his intentional buzzing, and his inadequate visual lookout (failure to see-and-avoid power lines).
- [NTSB LAX91FA394](https://openairdocs.org/ntsb/LAX91FA394.md): Cessna 210 · Rialto, CA · Accident · 2 fatal · Field investigation · Final report · Sep 14, 1991 · N6558X · Destroyed
  > The pilot's inadequate weather evaluation and poor inflight planning/decision. The pilot's impairment due to the use of drugs was a factor in the accident.
- [NTSB CHI91DCQ09](https://openairdocs.org/ntsb/CHI91DCQ09.md): Hispano Aviacion HA200 · Liberal, KS · Accident · No injuries · Final report · Sep 14, 1991 · N9123E · Substantial damage
  > A disconnected ignition harness resulting in an inflight fire during maneuvering flight.
- [NTSB LAX91LA392](https://openairdocs.org/ntsb/LAX91LA392.md): North American AT-6G · Reno, NV · Accident · Minor injuries · Limited investigation · Final report · Sep 12, 1991 · N29931 · Substantial damage
  > The failure of the pilot to maintain an adequate clearance between the aircraft and the ground while maneuvering around a pylon, which resulted in a loss of control during landing.
- [NTSB CHI91DTK05](https://openairdocs.org/ntsb/CHI91DTK05.md): Eagle DW1 · Hurley, SD · Accident · No injuries · Final report · Sep 10, 1991 · N8814L · Substantial damage
  > The failure of the pilot to maintain a visual lookout.
- [NTSB LAX91LA387](https://openairdocs.org/ntsb/LAX91LA387.md): Rotorway Exec 90 · Phoenix, AZ · Accident · 1 fatal · Limited investigation · Final report · Sep 8, 1991 · N7456T · Substantial damage
  > Undetermined.
- [NTSB LAX91LA383](https://openairdocs.org/ntsb/LAX91LA383.md): Cessna 172 · Arroyo Grande, CA · Accident · 3 fatal · Limited investigation · Final report · Sep 5, 1991 · N739YG · Destroyed
  > The pilot's failure to maintain a proper altitude, and continued flight into instrument meteorological conditions.
- [NTSB ANC91FA142](https://openairdocs.org/ntsb/ANC91FA142.md): Cessna 208 · Dillingham, AK · Accident · No injuries · Field investigation · Final report · Sep 3, 1991 · N9438F · Substantial damage
  > The pilot's inattentive preflight inspection which resulted in his failure to properly secure the engine oil tube filler cap resulting in the loss of engine oil and oil pressure and the pilot's failure to properly compensate for wind conditions during the…
- [NTSB ATL91LA169](https://openairdocs.org/ntsb/ATL91LA169.md): Bates, Frank L Skybolt · Yatesville, GA · Accident · Minor injuries · Limited investigation · Final report · Sep 2, 1991 · N9FB · Destroyed
  > The pilot's failure to maintain a proper altitude during maneuvering flight.
- [NTSB ATL91LA168](https://openairdocs.org/ntsb/ATL91LA168.md): Piper PA-25-235C · Bainbridge, GA · Accident · 1 fatal · Limited investigation · Final report · Sep 2, 1991 · N4393Y · Destroyed
  > The pilot's failure to maintain adequate clearance from objects while practicing aerial application procedures.
- [NTSB NYC91LA227](https://openairdocs.org/ntsb/NYC91LA227.md): Hughes 269C · Galloway, OH · Accident · Minor injuries · Limited investigation · Final report · Sep 1, 1991 · N9590F · Substantial damage
  > Improper supervision by the flight instructor which resulted in an inadvertent ground contact and a dynamic rollover. A factor related to the accident was improper use of the flight controls by the non-rated student pilot.
- [NTSB LAX91LA377](https://openairdocs.org/ntsb/LAX91LA377.md): Kaman HH43 B/F · Coleville, CA · Accident · 1 fatal · Limited investigation · Final report · Aug 31, 1991 · N53RH · Destroyed
  > The failure of the pilot to adequately calculate the helicopter performance. Contributing to the accident was a delay in jettisoning the external load; the pilot's overconfidence in his abilities; and exceeding of the helicopter's hover ability during high…
- [NTSB CHI91DCD03](https://openairdocs.org/ntsb/CHI91DCD03.md): Tullis Tierra II · Ottumwa, IA · Accident · 2 fatal · Final report · Aug 31, 1991 · N2162S · Destroyed
  > Failure of the pilot to maintain control of the airplane during maneuvering flight.
- [NTSB SEA91FA223](https://openairdocs.org/ntsb/SEA91FA223.md): Aerospatiale 350 B1 · Walton, OR · Accident · 3 fatal · Field investigation · Final report · Aug 29, 1991 · N64SF · Destroyed
  > The pilot's failure to maintain clearance from terrain.
- [NTSB SEA91LA224](https://openairdocs.org/ntsb/SEA91LA224.md): Cessna 172K · Corbett, OR · Accident · Minor injuries · Limited investigation · Final report · Aug 28, 1991 · N6LG · Substantial damage
  > The pilot's improper in-flight planning/decision, his delay in taking remedial action, and his failure to maintain clearance from trees on rising terrain. The weather and terrain conditions were related factors.
- [NTSB NYC91LA217](https://openairdocs.org/ntsb/NYC91LA217.md): Waco YMF-5 · Jamestown, RI · Accident · Minor injuries · Limited investigation · Final report · Aug 28, 1991 · N44JS · Substantial damage
  > The pilot's improper use of carburetor heat, resulting in carburetor ice formation and subsequent loss of engine power and a forced landing in trees.
- [NTSB MIA91FA209](https://openairdocs.org/ntsb/MIA91FA209.md): Aeronca 7AC · Dawson, GA · Accident · 2 fatal · Field investigation · Final report · Aug 28, 1991 · N84216 · Destroyed
  > The pilot in command's failure to maintain altitude while maneuvering.
- [NTSB MIA91LA205](https://openairdocs.org/ntsb/MIA91LA205.md): Maxair ARV-582 · Jacksonville, FL · Accident · Serious injuries · Limited investigation · Final report · Aug 26, 1991 · UNREG · Substantial damage
  > The unqualified pilot's failure to maintain airspeed (vso) while maneuvering to land, which resulted in an in flight loss of control, stall spin, and collision with terrain.
- [NTSB ANC91LA134](https://openairdocs.org/ntsb/ANC91LA134.md): Cessna T-207A · Coville Lake, AK · Accident · No injuries · Limited investigation · Final report · Aug 25, 1991 · N73762 · Substantial damage
  > A total failure of the power output shaft bolts due to fatigue. Contributing to the accident was the rough and uneven terrain.
- [NTSB LAX91LA375](https://openairdocs.org/ntsb/LAX91LA375.md): Beierle Thunder Gull J · Santa Margarita, CA · Accident · Serious injuries · Limited investigation · Final report · Aug 24, 1991 · UNREG · Destroyed
  > The failure of the wing spar when the design limits of the airplane was exceeded by the pilot. Contributing to the accident was an inadequate airframe design and an abrupt movement of the flight controls by the pilot.
- [NTSB CHI91LA272](https://openairdocs.org/ntsb/CHI91LA272.md): Piper PA-28-151 · Freeburg, IL · Accident · No injuries · Limited investigation · Final report · Aug 23, 1991 · N8479F · Substantial damage
  > Improper use of the mixture control by the pic/cfi. A factor related to the accident was inadequate friction on the mixture control lever.
- [NTSB ANC91FA132](https://openairdocs.org/ntsb/ANC91FA132.md): Cessna 172 · Eklutna Lake, AK · Accident · 3 fatal · Field investigation · Final report · Aug 23, 1991 · N98785 · Substantial damage
  > The pilot's failure to maintain terrain clearance. Contributing to the accident was the high terrain.
- [NTSB LAX91LA363](https://openairdocs.org/ntsb/LAX91LA363.md): Bell 47G · Kettleman City, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 20, 1991 · N4062G · Substantial damage
  > A non-mechanical loss of engine power due to fuel exhaustion by the pilot's improper calculation of the fuel supply and subsequent hard landing.
- [NTSB FTW91FA149](https://openairdocs.org/ntsb/FTW91FA149.md): Cessna 150K · Waller, TX · Accident · 2 fatal · Field investigation · Final report · Aug 20, 1991 · N6102G · Destroyed
  > The instructor pilot's failure to take remedial action during stall/spin training. Factors were the instructor's overconfidence in his personal ability and the student's apprehension of stalls.
- [NTSB CHI91DEP12](https://openairdocs.org/ntsb/CHI91DEP12.md): Schweizer G-164-A · Elkhorn, WI · Accident · No injuries · Final report · Aug 20, 1991 · N48635 · Substantial damage
  > The pilot in command's failure to maintain adequate altitude.
- [NTSB DEN91LA117](https://openairdocs.org/ntsb/DEN91LA117.md): Piper PA-25-150 · Seagraves, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 17, 1991 · N6261Z · Destroyed
  > The pilot's improper inflight planning which resulted in loss of aircraft control due to wake turbulence.
- [NTSB CHI91DTG08](https://openairdocs.org/ntsb/CHI91DTG08.md): Grumman G164B · Minto, ND · Accident · No injuries · Final report · Aug 17, 1991 · N8351K · Substantial damage
  > Inadequate aircraft servicing, inadequate aircraft preflight, fuel contamination, and unsuitable soft terrain in which to effect an emergency landing.
- [NTSB ANC91FA128](https://openairdocs.org/ntsb/ANC91FA128.md): Maule M-5 · Ruby, AK · Accident · 3 fatal · Field investigation · Final report · Aug 17, 1991 · N9026E · Destroyed
  > A loss of control inflight due to improper aircraft handling and alcohol impairment.
- [NTSB SEA91LA208](https://openairdocs.org/ntsb/SEA91LA208.md): Champion 7GCAA · Townsend, MT · Accident · Minor injuries · Limited investigation · Final report · Aug 16, 1991 · N1645G · Destroyed
  > The instructor pilot's not maintaining the power off stall speed resulting in a stall condition. A factor contributing to the accident was the lack of sufficient altitude to enable a successful recovery from the stall.

Next page: https://openairdocs.org/ntsb-phases/450/cases.md?page=161

## 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=160

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