# NTSB investigations, 1990: 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 1 of 7 · 307 cases

## Latest cases

- [NTSB NYC91DGT01](https://openairdocs.org/ntsb/NYC91DGT01.md): Kolb Twin Star · Carlisle, PA · Accident · 1 fatal · Final report · Dec 26, 1990 · UNREG · Substantial damage
  > The pilot's failure to maintain adequate altitude above the ground.
- [NTSB ANC91FA018](https://openairdocs.org/ntsb/ANC91FA018.md): Cessna 208 · False Pass, AK · Accident · 1 fatal · Field investigation · Final report · Dec 21, 1990 · N9444F · Destroyed
  > The pilot's improper decision to continue flight into an area of mountainous terrain and adverse weather conditions. The terrain and weather were factors.
- [NTSB MIA91LA049](https://openairdocs.org/ntsb/MIA91LA049.md): Cessna 152 · Deland, FL · Accident · No injuries · Limited investigation · Final report · Dec 20, 1990 · N25945 · Substantial damage
  > Failure of the instructor pilot to utilize carburetor heat in icing conditions.
- [NTSB LAX91LA057](https://openairdocs.org/ntsb/LAX91LA057.md): Cessna 172L · Mcdermitt, NV · Accident · No injuries · Limited investigation · Final report · Dec 17, 1990 · N4319Q · Substantial damage
  > Intentional buzzing conducted by the pilot. His poor judgement was a factor in the accident.
- [NTSB LAX91LA054](https://openairdocs.org/ntsb/LAX91LA054.md): Mcdonnell Douglas 369D · Haleakla Nat Pk, HI · Accident · 1 fatal · Limited investigation · Final report · Dec 9, 1990 · N1113L · Substantial damage
  > Fuel starvation due to the unporting of the fuel supply pick-up.
- [NTSB ATL91FA025](https://openairdocs.org/ntsb/ATL91FA025.md): Cessna 150J · Ripley, TN · Accident · 1 fatal · Field investigation · Final report · Dec 8, 1990 · N51160 · Destroyed
  > Performing a stall maneuver at an altitude below prescribed minimums, and his failure to apply correct flight control inputs to recover from the stall and spin.
- [NTSB SEA91LA030](https://openairdocs.org/ntsb/SEA91LA030.md): Robinson Wenoso · Olympia, WA · Accident · 1 fatal · Limited investigation · Final report · Dec 7, 1990 · N1041 · Destroyed
  > The inadvertant stall/spin and loss of aircraft control by the pilot in command while performing aerobatic maneuvers.
- [NTSB SEA91FA026](https://openairdocs.org/ntsb/SEA91FA026.md): Piper PA-28R-180 · Salt Lake City, UT · Accident · 2 fatal · Field investigation · Final report · Nov 30, 1990 · N4678J · Destroyed
  > The pilot's intentional buzzing of uninhabited island in the great Salt lake and his misjudging the timing of a pull-up maneuver to clear rising terrain of a ridgeline.
- [NTSB MIA91FA035](https://openairdocs.org/ntsb/MIA91FA035.md): Piper PA-28-161 · Bunnell, FL · Accident · 1 fatal · Field investigation · Final report · Nov 29, 1990 · N174ER · Destroyed
  > Failure of the pilot to maintain altitude, while maneuvering at night over an unlighted area, which resulted in a collision with trees. Factors related to the accident were: darkness and possible spatial disorientation of the pilot due to lack of visual ques.
- [NTSB SEA91LA023](https://openairdocs.org/ntsb/SEA91LA023.md): Hughes 369D · Mulina, OR · Accident · No injuries · Limited investigation · Final report · Nov 26, 1990 · N1106Z · Substantial damage
  > In-flight collision with a rebounding long-line, which caused main-rotor RPM decay and tail-boom separation, compromising the pilot's ability to successfully accomplish an attempted autorotation.
- [NTSB MIA91LA033](https://openairdocs.org/ntsb/MIA91LA033.md): Air Tractor AT401 · Belle Glade, FL · Accident · Minor injuries · Limited investigation · Final report · Nov 26, 1990 · N1005J · Destroyed
  > The pilot failed to maintain airspeed, and stalled the airplane, resulting in a uncontrolled descent, and collision with the terrain.
- [NTSB LAX91FA037](https://openairdocs.org/ntsb/LAX91FA037.md): Robinson R22Beta · Simi Valley, CA · Accident · 1 fatal · Field investigation · Final report · Nov 24, 1990 · N80783 · Destroyed
  > A divergence of the main rotor from its normal plane of rotation for an undetermined reason, which resulted in rotor contact to the tailboom and cockpit.
- [NTSB FTW91DRD02](https://openairdocs.org/ntsb/FTW91DRD02.md): Piper PA-J3C-65 · Mer Rouge, LA · Accident · 2 fatal · Final report · Nov 24, 1990 · N6100H · Destroyed
  > An inadvertent stall at an altitude too low to allow for recovery.
- [NTSB FTW91FA017](https://openairdocs.org/ntsb/FTW91FA017.md): Beech B55 · England, AR · Accident · 1 fatal · Field investigation · Final report · Nov 23, 1990 · N811J · Destroyed
  > The pilot's misjudgement of altitude, which resulted in his failure to arrest descent from a dive. The pilot's impaired judgment from consumption of ethanol (alcohol) was a factor.
- [NTSB CHI91DCQ01](https://openairdocs.org/ntsb/CHI91DCQ01.md): Robert Bressler Pitts S-1E · St. Francis, KS · Accident · 1 fatal · Final report · Nov 18, 1990 · N53RB · Destroyed
  > The failure of the pilot to maintain aircraft control.
- [NTSB FTW91DRG01](https://openairdocs.org/ntsb/FTW91DRG01.md): Taylor Titch MK III · Seguin, TX · Accident · 1 fatal · Final report · Nov 17, 1990 · N14D · Destroyed
  > The pilot lost control at low level. Factors were the pilot attempting aerobatic maneuvers with insuffient altitude for recovery.
- [NTSB LAX91DUJ03](https://openairdocs.org/ntsb/LAX91DUJ03.md): Air Tractor AT-302 · Somerton, AZ · Accident · No injuries · Final report · Nov 16, 1990 · N4441S · Substantial damage
  > The failure of the number 3 exhaust valve which led to an engine failure and subsequent crash landing.
- [NTSB CHI91LA027](https://openairdocs.org/ntsb/CHI91LA027.md): Piper PA-23-250 · Lindstrom, MN · Accident · No injuries · Limited investigation · Final report · Nov 14, 1990 · N653AA · Substantial damage
  > Left engine failure for an undetermined reason. A factor related to the accident was: unsuitable terrain.
- [NTSB DEN91FA017](https://openairdocs.org/ntsb/DEN91FA017.md): Cessna T210L · Aspen, CO · Accident · 4 fatal · Field investigation · Final report · Nov 12, 1990 · N732DS · Destroyed
  > Improper planning/decision by the pilot and his failure to maintain adequate airspeed, while turning over high terrain beside the airport, which resulted in an inadvertent stall. Factors related to the accident were: excessive gross weight of the aircraft,…
- [NTSB SEA91LA013](https://openairdocs.org/ntsb/SEA91LA013.md): Aerospatiale SA315B Lama · Trout Lake, WA · Accident · Minor injuries · Limited investigation · Final report · Nov 8, 1990 · N36012 · Destroyed
  > The pilot's failure to maintain clearance from an obstacle.
- [NTSB ATL91FA015](https://openairdocs.org/ntsb/ATL91FA015.md): Piper PA-24-250 · Rock Hill, SC · Accident · 1 fatal · Field investigation · Final report · Nov 6, 1990 · N7840P · Destroyed
  > The pilot misjudged the aircraft's altitude/clearance above the runway during a low pass and allowed the propeller to contact the runway; he then failed to maintain airspeed after a pull-up and allowed the aircraft to stall.
- [NTSB NYC91LA024](https://openairdocs.org/ntsb/NYC91LA024.md): Bellanca 8KCAB · Buckland, MA · Accident · 1 fatal · Limited investigation · Final report · Nov 4, 1990 · N5039K · Destroyed
  > The pilot's failure to execute an aerobatic maneuver at an altitude sufficient to clear the stand of trees.
- [NTSB LAX91LA030](https://openairdocs.org/ntsb/LAX91LA030.md): Cessna 182G · Portal, AZ · Accident · Serious injuries · Limited investigation · Final report · Nov 4, 1990 · N3431S · Destroyed
  > Failure of the pilot to maintain proper altitude.
- [NTSB CHI91DEE01](https://openairdocs.org/ntsb/CHI91DEE01.md): Pitts Special S1-S · Dekalb, IL · Accident · 1 fatal · Final report · Nov 3, 1990 · N983BW · Destroyed
  > The pilot's attempt to perform aerobatic maneuvers at low altitude.
- [NTSB LAX91FA020](https://openairdocs.org/ntsb/LAX91FA020.md): Grumman AA-1B · Solana Beach, CA · Accident · 2 fatal · Field investigation · Final report · Nov 1, 1990 · N9956L · Destroyed
  > The inadvertent stall/spin. Factors in the accident were: the pilot's decision to allow the reporter passenger to fly the aircraft in a critical flight situation, his decision to allow the aircraft to descend to an altitude too low to allow for contingencies,…
- [NTSB MIA91LA018](https://openairdocs.org/ntsb/MIA91LA018.md): Piper PA-36-285 · Osteen, FL · Accident · No injuries · Limited investigation · Final report · Oct 31, 1990 · N9926P · Destroyed
  > Total loss of engine power, for an undetermined reason.
- [NTSB LAX91FA022](https://openairdocs.org/ntsb/LAX91FA022.md): Piper PA-22-108 · Oceanside, CA · Accident · 3 fatal · Field investigation · Final report · Oct 29, 1990 · N5052Z · Destroyed
  > The pilot initiating an instrument flight without operating air/ground communications equipment, and his failure to maintain adequate terrain clearance after apparently deciding to return to the airport. Factors contributing to the accident were inoperative…
- [NTSB CHI91LA018](https://openairdocs.org/ntsb/CHI91LA018.md): Cessna 150 · Greenfield, IN · Accident · Serious injuries · Limited investigation · Final report · Oct 28, 1990 · N19168 · Substantial damage
  > A stall/spin encountered due to an improper go-around.
- [NTSB DEN91FA013](https://openairdocs.org/ntsb/DEN91FA013.md): Bellanca 8KCAB · Belen, NM · Accident · 2 fatal · Field investigation · Final report · Oct 26, 1990 · N5058J · Destroyed
  > The pilot misjudged the aircraft's altitude (ground clearance) above the desert terrain.
- [NTSB DEN91FA012](https://openairdocs.org/ntsb/DEN91FA012.md): Cessna T210M · Carbondale, CO · Accident · 2 fatal · Field investigation · Final report · Oct 25, 1990 · N761TW · Destroyed
  > Failure of the pilot to see-and-avoid the power line.
- [NTSB LAX91LA013](https://openairdocs.org/ntsb/LAX91LA013.md): Bell 47G5 · Antarctica · Accident · 2 fatal · Limited investigation · Final report · Oct 22, 1990 · N2294W · Destroyed
  > The pilot's failure to maintain on adequate altitude while maneuvering above the water.
- [NTSB FTW91DRD01](https://openairdocs.org/ntsb/FTW91DRD01.md): Monnett Soneria · Lake Charles, LA · Accident · No injuries · Final report · Oct 21, 1990 · N184TJ · Substantial damage
  > A total loss of power for unknown reasons. A factor was the proximity of the crowd and other airplanes in the race during the forced landing.
- [NTSB NYC91LA014](https://openairdocs.org/ntsb/NYC91LA014.md): Stinson SR8C · Lakeville, MA · Accident · Minor injuries · Limited investigation · Final report · Oct 20, 1990 · N17116 · Substantial damage
  > The pilot misjudged his altitude above the lake water and allowed the airplane to descend while making a left turn. Factor's related to the accident were: calm winds causing the lake water to be glassy.
- [NTSB DEN91FA010](https://openairdocs.org/ntsb/DEN91FA010.md): Piper PA-38-125 · Levelland, TX · Accident · 2 fatal · Field investigation · Final report · Oct 20, 1990 · N2448L · Destroyed
  > Inadvertent stall/spin at an altitude insufficient to effect recovery.
- [NTSB MIA91LA013](https://openairdocs.org/ntsb/MIA91LA013.md): Piper PA-38-112 · Miami, FL · Accident · No injuries · Limited investigation · Final report · Oct 19, 1990 · N23665 · Substantial damage
  > Inadequate preflight of the airplane by the pilot-in-command.
- [NTSB ATL91FA005](https://openairdocs.org/ntsb/ATL91FA005.md): Pitts Special S-1 · Ocala, FL · Accident · 1 fatal · Field investigation · Final report · Oct 17, 1990 · N1235 · Substantial damage
  > The pilot experiencced spatial disorientation, lost control of the airplane during a spin maneuver and collided with the ground.
- [NTSB NYC91LA011](https://openairdocs.org/ntsb/NYC91LA011.md): Robinson R22 · Woonsocket, RI · Accident · No injuries · Limited investigation · Final report · Oct 14, 1990 · N666U · Substantial damage
  > Pilot's failure to maintain sufficient altitude above the terrain to avoid getting the right skid caught in the grass, resulting in a loss of control.
- [NTSB CHI91GA014](https://openairdocs.org/ntsb/CHI91GA014.md): Cessna 172P · Williamsburg, IA · Accident · 1 fatal · Final report · Oct 14, 1990 · N99862 · Destroyed
  > The pilot-in-command's abrupt pull-up to avoid an obstacle. Contributing was the pilot-in-command's diverted attention to activities on the ground.
- [NTSB NYC91DNC01](https://openairdocs.org/ntsb/NYC91DNC01.md): Skytek Skyseeker MK II · Chapman, ME · Accident · 2 fatal · Final report · Oct 13, 1990 · UNREG · Destroyed
  > In-flight failure of the outboard section of the wing, and the loss of aircraft control. Due to the unauthorized structural modification by the pilot/owner.
- [NTSB FTW91DPG01](https://openairdocs.org/ntsb/FTW91DPG01.md): Cessna A-188 · Manila, AR · Accident · Minor injuries · Final report · Oct 4, 1990 · N503MA · Substantial damage
  > The pilot's failure to maintain proper clearance from power lines and the inadvertent stall.
- [NTSB NYC90DHM26](https://openairdocs.org/ntsb/NYC90DHM26.md): Palen Sopwith Dolphin · Reinbeck, NY · Accident · No injuries · Final report · Sep 30, 1990 · N47166 · Substantial damage
  > Undetermined engine failure during low altitude operations.
- [NTSB LAX90DUQ02](https://openairdocs.org/ntsb/LAX90DUQ02.md): Folland Gnat T-1 · Mojave, CA · Accident · 1 fatal · Final report · Sep 30, 1990 · N1CW · Destroyed
  > The pilots failure to correct a descent during a low level aerobactics.
- [NTSB FTW90DQG05](https://openairdocs.org/ntsb/FTW90DQG05.md): Cessna T188C · Nazareth, TX · Accident · No injuries · Final report · Sep 30, 1990 · N2925J · Substantial damage
  > The pilot's failure to maintain obstacle clearance.
- [NTSB ANC90LA166](https://openairdocs.org/ntsb/ANC90LA166.md): Cessna 172M · Anchorage, AK · Accident · Minor injuries · Limited investigation · Final report · Sep 30, 1990 · N6523H · Substantial damage
  > The pilot's poor judgement due to consumption of alcohol, and his improper planning/decision, which resulted in fuel exhaustion due to an inadequate supply of fuel.
- [NTSB SEA90LA199](https://openairdocs.org/ntsb/SEA90LA199.md): Cessna 172N · Neilton, WA · Accident · 2 fatal · Limited investigation · Final report · Sep 29, 1990 · N738AQ · Destroyed
  > The failure of the crew to maintain adequate clearance from the terrain. Factors to the accident were mountainous and box canyon terrain.
- [NTSB NYC90DNA05](https://openairdocs.org/ntsb/NYC90DNA05.md): North American P-51D · Chatham, MA · Accident · 2 fatal · Final report · Sep 29, 1990 · N51U · Destroyed
  > The pilot's failure to maintain flying speed which resulted in an accelerated stall and loss of airplane control.
- [NTSB FTW90LA188](https://openairdocs.org/ntsb/FTW90LA188.md): Robinson R22 · Albany, TX · Accident · Minor injuries · Limited investigation · Final report · Sep 29, 1990 · N2550B · Substantial damage
  > Fuel starvation power loss due to the inadvertent movement of the fuel selector valve by the passenger.
- [NTSB SEA90LA172](https://openairdocs.org/ntsb/SEA90LA172.md): Cessna 172RG · Brothers, OR · Accident · Serious injuries · Limited investigation · Final report · Sep 28, 1990 · N6522V · Destroyed
  > The pilot's improper flight planning and decisions that led to him flying into rising terraain while engaged in low level flight activities.
- [NTSB NYC90DGM03](https://openairdocs.org/ntsb/NYC90DGM03.md): Continental Copters MK5A · Cranesville, PA · Accident · Minor injuries · Final report · Sep 28, 1990 · N9024T · Destroyed
  > The pilot's inability to maintain control of the helicopter after the loss of a portion of the cyclic control assembly; this resulted in ground impact and post-impact fire.
- [NTSB LAX90LA339](https://openairdocs.org/ntsb/LAX90LA339.md): Waco YMS · Kailua, HI · Accident · No injuries · Limited investigation · Final report · Sep 28, 1990 · N40115 · Substantial damage
  > Improper use of carburetor heat resulting in engine failure due to carburetor icing.

Next page: https://openairdocs.org/ntsb-phases/450/cases.md?year=1990&page=2

## 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 year(c."eventDate") = 1990
  AND 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?year=1990

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