# 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 172 of 378 · 18,851 cases ## Cases, newest first - [NTSB FTW90LA065](https://openairdocs.org/ntsb/FTW90LA065.md): Hughes 269C · Encinal, TX · Accident · No injuries · Limited investigation · Final report · Feb 10, 1990 · N58204 · Substantial damage > The loss of directional control due to the failure of the tail rotor cable. - [NTSB LAX90FA083](https://openairdocs.org/ntsb/LAX90FA083.md): Cessna 152 · Phoenix, AZ · Accident · 1 fatal · Field investigation · Final report · Feb 6, 1990 · N6471L · Substantial damage > Design stress limits exceeded. - [NTSB ATL90FA061](https://openairdocs.org/ntsb/ATL90FA061.md): Piper PA-28-161 · Norris, TN · Accident · 1 fatal · Field investigation · Final report · Feb 6, 1990 · N4338U · Destroyed > The student pilot's misjudged descent which resulted in a collision with trees and the ground. A factor was that the pilot was buzzing when the accident occurred. - [NTSB ATL90FA055](https://openairdocs.org/ntsb/ATL90FA055.md): American AA-1 · Cherokee, AL · Accident · 1 fatal · Field investigation · Final report · Feb 2, 1990 · N5755L · Destroyed > Carburetor ice due to the pilot's improper use of carburetor heat, and failure of the pilot to maintain control of the airplane after the engine lost power. The weather (carburetor icing) condition was a related factor. - [NTSB NYC90FA063](https://openairdocs.org/ntsb/NYC90FA063.md): Piper PA-28-181 · Fairfield, CT · Accident · 1 fatal · Field investigation · Final report · Feb 1, 1990 · N83253 · Destroyed > The intoxicated pilot's failure to attain/maintain a safe altitude to provide clearance from the tree. - [NTSB CHI90DEM02](https://openairdocs.org/ntsb/CHI90DEM02.md): Maxair MU532 · Vicksburg, MI · Accident · Serious injuries · Final report · Jan 28, 1990 · UNREG · Destroyed > The pilot's failure to maintain adequate airspeed while performing manuevers. - [NTSB LAX90LA078](https://openairdocs.org/ntsb/LAX90LA078.md): Cessna 172 · Inyokern, CA · Accident · No injuries · Limited investigation · Final report · Jan 27, 1990 · N12528 · Substantial damage > Improper in-flight planning/decision by the pilot-in-command (PIC), and his failure to maintain adequate airspeed while maneuvering, which resulted in an inadvertent stall/mush. - [NTSB LAX90LA076](https://openairdocs.org/ntsb/LAX90LA076.md): Robinson R22B · Parlier, CA · Accident · Serious injuries · Limited investigation · Final report · Jan 22, 1990 · N8013K · Destroyed > The pilot's flight into the known adverse weather and his inadvertent descent to the ground. Factors in the accident were: the fog condition and spatial disorientation of the pilot. - [NTSB CHI90DET02](https://openairdocs.org/ntsb/CHI90DET02.md): Air Command 532 · Munster, IN · Accident · 1 fatal · Final report · Jan 22, 1990 · UNREG · Destroyed > The pilot's exceeding the design stress limits of the aircraft. Factors in the accident were the pilot's ostentatious display and his lack of total experience in type aircraft. - [NTSB FTW90LA057](https://openairdocs.org/ntsb/FTW90LA057.md): Cessna 172M · Goliad, TX · Accident · No injuries · Limited investigation · Final report · Jan 21, 1990 · N9892Q · Substantial damage > The pilot in command's failure to identify and correct for carburetor icing conditions which existed at the time of the accident and precipitated the precautionary landing. - [NTSB LAX90FA070](https://openairdocs.org/ntsb/LAX90FA070.md): Piper PA-28-161 · Burbank, CA · Accident · 4 fatal · Field investigation · Final report · Jan 19, 1990 · N8251B · Destroyed > Poor judgement of the instructor pilot (CFI) due to his impairment from use of marijuana, inadequate supervision of the flight by the CFI, and his failure to assure that adequate airspeed was maintained, which resulted in an inadvertent stall. Factors related… - [NTSB SEA90LA035](https://openairdocs.org/ntsb/SEA90LA035.md): Stanger Aircommander 532 · Hansen, ID · Accident · 1 fatal · Limited investigation · Final report · Jan 11, 1990 · UNREG · Destroyed > Failue of the pilot to maintain control of the gyrocopter after entering an abrupt pull-up from a low pass. Factors related to the accident were: failure of the pilot to follow procedures/directives, his lack of certification (qualification) for this flight,… - [NTSB MKC90LA041](https://openairdocs.org/ntsb/MKC90LA041.md): Mancini Rotorway Exec · Mountain Iron, MN · Accident · No injuries · Limited investigation · Final report · Jan 7, 1990 · N4463N · Substantial damage > Failure of the non-certificated pilot to maintain adequate altitude, while maneuvering the helicopter. The pilot's lack of experience and proper certification (qualification) were related factors. - [NTSB ATL90DMG01](https://openairdocs.org/ntsb/ATL90DMG01.md): Waldron Flybaby · Troy, NC · Accident · 1 fatal · Final report · Jan 7, 1990 · N91089 · Destroyed > Poor judgement of the non-rated pilot, due to impairment from consumption of alcohol, his lack of training/qualification, his improper use of the engine controls which resulted in loss of engine power from probable carburetor ice, and his failure to maintain… - [NTSB LAX90LA065](https://openairdocs.org/ntsb/LAX90LA065.md): Hughes 269C · Rialto, CA · Accident · No injuries · Limited investigation · Final report · Jan 6, 1990 · N7456F · Destroyed > The lack of adequate supervision by the instructor pilot during a critical phase of flight when he allowed a student to perform in an unsafe manner without taking immediate corrective action. - [NTSB FTW90LA050](https://openairdocs.org/ntsb/FTW90LA050.md): Cessna 152 · Glencoe, OK · Accident · No injuries · Limited investigation · Final report · Jan 6, 1990 · N5414P · Substantial damage > The power loss due to carburetor ice, which resulted from the pilot's failure to engage carburetor heat in a timely manner. A factor in this accident was the pilot's lack of total experience. - [NTSB ANC90LA024](https://openairdocs.org/ntsb/ANC90LA024.md): Piper PA-22 · Bettles, AK · Accident · No injuries · Limited investigation · Final report · Jan 6, 1990 · N2728P · Substantial damage > Failure of the pilot to maintain sufficient altitude. Factors related to the accident were: the high density altitude, high wind, downdraft, and mountainous terrain. - [NTSB FTW90LA045](https://openairdocs.org/ntsb/FTW90LA045.md): Cessna 150M · Minden, TX · Accident · No injuries · Limited investigation · Final report · Dec 26, 1989 · N63391 · Substantial damage > The pilot's mismanagement of fuel by not maintaining an adequate supply of fuel. - [NTSB FTW90LA044](https://openairdocs.org/ntsb/FTW90LA044.md): Aerospatiale AS-350B · Grand Prairie, TX · Accident · No injuries · Limited investigation · Final report · Dec 25, 1989 · N249HS · Substantial damage > Manufacturer's failure to property install the left side components of the dual control system following its removal for additional completion work prior to delivery of the aircraft. Contributing to the accident was the failure of quality control personnel to… - [NTSB LAX90LA058](https://openairdocs.org/ntsb/LAX90LA058.md): Cessna 172 · Byron, CA · Accident · Minor injuries · Limited investigation · Final report · Dec 23, 1989 · N8218B · Destroyed > The pilot's failure to maintain sufficient terrain clearance altitude during a low altitude turn. Contributing to the accident was the pilot's poor judgement in conducting touch-and-go landings with a 700-foot ceiling. - [NTSB ATL90LA043](https://openairdocs.org/ntsb/ATL90LA043.md): Schweizer 269C · Norcross, GA · Accident · No injuries · Limited investigation · Final report · Dec 22, 1989 · N75068 · Substantial damage > The student pilot's improper execution of the landing procedure resulting in dynamic roll-over of the helicopter. - [NTSB ANC90FA021](https://openairdocs.org/ntsb/ANC90FA021.md): Piper PA-31 · Beluga, AK · Accident · 1 fatal · Field investigation · Final report · Dec 22, 1989 · N302SC · Destroyed > Failure of the pilot to maintain proper altitude. Darkness and adverse weather conditions were related factors. - [NTSB ATL90LA042](https://openairdocs.org/ntsb/ATL90LA042.md): Bell TH-1 · Creola, AL · Accident · No injuries · Limited investigation · Final report · Dec 20, 1989 · N106SR · Substantial damage > The loss of engine power due to a #21 bearing failure. The bearing failed as a result of inadequate maintenance. A factor in the accident was the pilot operating the helicopter within the avoid operating envelope. - [NTSB ATL90FA040](https://openairdocs.org/ntsb/ATL90FA040.md): Cessna 182 · Cincinnati, OH · Accident · 1 fatal · Field investigation · Final report · Dec 17, 1989 · N8940T · 2 aircraft · Substantial damage > Failure of the Cessna pilot to remain clear of the helicopter after experiencing a partial power loss. - [NTSB LAX90DXQ01](https://openairdocs.org/ntsb/LAX90DXQ01.md): Bennet Spezio Tuholer · Chilcoot, CA · Accident · Minor injuries · Final report · Dec 15, 1989 · N8841 · Destroyed > The pilot's improper inflight decision by failing to maintain proper terrain clearance while maneuvering near the ground to observe some deer. - [NTSB ATL90LA034](https://openairdocs.org/ntsb/ATL90LA034.md): Piper PA-23-150 · Jackson, TN · Accident · No injuries · Limited investigation · Final report · Dec 3, 1989 · N1361P · Substantial damage > Loss of power in both engines (probable fuel starvation) due to improper planning/decision by the pilot(s), and lack of supervision by the instructor. Soft terrain in the emergency landing area was considered to be a factor. - [NTSB LAX90LA042](https://openairdocs.org/ntsb/LAX90LA042.md): Bell 47G-II · Rialto, CA · Accident · Minor injuries · Limited investigation · Final report · Dec 2, 1989 · N2899B · Destroyed > The pilot's loss of directional control and subsequent overcontrol while hovering. Contributing to the accident were the gusty wind conditions and the pilot's inexperience. - [NTSB SEA90LA025](https://openairdocs.org/ntsb/SEA90LA025.md): Hiller UH-12E · Raymond, WA · Accident · No injuries · Limited investigation · Final report · Nov 29, 1989 · N9762C · Substantial damage > Loss of engine power due to fatigue failure of the impeller. The helicopter was substantially damaged as a result of a roll-over on uneven terrain. - [NTSB SEA90LA023](https://openairdocs.org/ntsb/SEA90LA023.md): Hughes 369D · Stayton, OR · Accident · No injuries · Limited investigation · Final report · Nov 29, 1989 · N446TN · Substantial damage > The maintenance personnel failed to record the previous flight time for the overrunning clutch on airworthiness certification documents when the assembly was overhauled. Also, causal to the accident was the operation of the aircraft by the operator for 175… - [NTSB NYC90FA036](https://openairdocs.org/ntsb/NYC90FA036.md): Piper PA-32-260 · Coventry, CT · Accident · 1 fatal · Field investigation · Final report · Nov 28, 1989 · N3309W · Destroyed > The non-instrument rated pilot initiating VFR flight into IMC on a dark night which resulted in spatial disorientation and uncontrolled flight into the ground. Contributing factor(s) was: the adverse weather existing at the time of the accident and the… - [NTSB CHI90DEE03](https://openairdocs.org/ntsb/CHI90DEE03.md): Nelsen-David Sonerai II/EV · Huntley, IL · Accident · 1 fatal · Final report · Nov 26, 1989 · N4984H · Destroyed > Pilot-in-command's failure to maintain airspeed during a turn at low altitude, resulting in an inadvertent stall and impact with terrain, lack of recent total experience and lack of total experience in type of aircraft. - [NTSB FTW90FA037](https://openairdocs.org/ntsb/FTW90FA037.md): Christen Industries Pitts S-2B · La Junta, TX · Accident · 2 fatal · Field investigation · Final report · Nov 23, 1989 · N6031U · Destroyed > The pilot's delayed remedial action to recover from the spin and his misjudging of altitude. - [NTSB ATL90LA029](https://openairdocs.org/ntsb/ATL90LA029.md): Cessna 152 · Burlington, NC · Accident · Serious injuries · Limited investigation · Final report · Nov 19, 1989 · N89212 · Substantial damage > Loss of engine power for an unknown reason. The barn was considered to be a related factor. - [NTSB LAX90LA033](https://openairdocs.org/ntsb/LAX90LA033.md): McDonnell Douglas 369 · Barstow, CA · Accident · 1 fatal · Limited investigation · Final report · Nov 17, 1989 · N1097G · Destroyed > Improper planning/decision by the pilot, and his delay in jettisoning the load. - [NTSB LAX90DVG01](https://openairdocs.org/ntsb/LAX90DVG01.md): Schweizer G-164B · Grimes, CA · Accident · No injuries · Final report · Nov 16, 1989 · N3633Q · Substantial damage > Failure of the counter weight bracket to the propeller assembly. - [NTSB SEA90LA016](https://openairdocs.org/ntsb/SEA90LA016.md): Hughes 269C · Estacada, OR · Accident · 1 fatal · Limited investigation · Final report · Nov 15, 1989 · N9592F · Destroyed > The pilot misjudged clearance between her external load and the obstruction. Factors related to the accident were: the obstruction, improper maintenance and modification of the external load line/hook by the operator, failure of the pilot to jettison the… - [NTSB CHI90FA026](https://openairdocs.org/ntsb/CHI90FA026.md): Cessna 172D · Mt Morris, IL · Accident · 1 fatal · Field investigation · Final report · Nov 15, 1989 · N2796U · Destroyed > VFR flight into IMC and spatial disorientation of the pilot. Contributing to the accident were the meteorological conditions and the overconfidence and lack of experience of the pilot. - [NTSB MKC90LA027](https://openairdocs.org/ntsb/MKC90LA027.md): Bellanca 7GCBC · Springdale, AR · Accident · No injuries · Limited investigation · Final report · Nov 11, 1989 · N4115Y · Substantial damage > The banner tow pick up equipment became entangled resulting in a jammed rudder and restricted aircraft control. - [NTSB DEN90FA022](https://openairdocs.org/ntsb/DEN90FA022.md): Cessna 182F · Oakley, UT · Accident · Serious injuries · Field investigation · Final report · Nov 10, 1989 · N3625U · Destroyed > The pilot diverted his attention, misjudged his altitude and failed to maintain clearance above the trees, while maneuvering at low altitude over mountainous terrain. The mountainous terrain, high density altitude, low airspeed, and trees were contributing… - [NTSB DEN90FA021](https://openairdocs.org/ntsb/DEN90FA021.md): Cessna 310I · Provo, UT · Accident · 2 fatal · Field investigation · Final report · Nov 9, 1989 · N145Y · Destroyed > The Cessna pilot misjudge his altitude above the water. Contributing factors were: the pilot allowing his attention to be diverted and his lack of visual/depth perception over the calm (glassy) water. - [NTSB ANC90FA010](https://openairdocs.org/ntsb/ANC90FA010.md): Cessna A185E · Anchorage, AK · Accident · No injuries · Field investigation · Final report · Nov 7, 1989 · N1592F · Substantial damage > The throttle control linkage became disconnected on the first flight after an annual inspection due to improper maintenance. Darkness and high vegetation were contributing factors. - [NTSB LAX90FA025](https://openairdocs.org/ntsb/LAX90FA025.md): Cessna 172 · Safford, AZ · Accident · 2 fatal · Field investigation · Final report · Nov 6, 1989 · N5624A · Substantial damage > The pilot failed to maintain an airspeed above the aircraft's stall speed as he turned away from ascending terrain. The aircraft's inadequate performance resulting from improper grade of fuel and high density altitude and the pilot's lack of experience in… - [NTSB ATL90DKG02](https://openairdocs.org/ntsb/ATL90DKG02.md): Bell 47G/Tomcat MK5 · Elberton, GA · Accident · 1 fatal · Final report · Nov 6, 1989 · N73871 · Destroyed > A loss of engine power due to carburetor ice. - [NTSB NYC90LA025](https://openairdocs.org/ntsb/NYC90LA025.md): Bell 47G-3B1 · Westfield, MA · Accident · Minor injuries · Limited investigation · Final report · Nov 4, 1989 · N57919 · Substantial damage > Loss of aircraft control for an undetermined reason, which resulted in the tail rotor striking the ground and separating from the helicopter. - [NTSB LAX90LA023](https://openairdocs.org/ntsb/LAX90LA023.md): Piper PA-28-161 · S. Juan Batista, CA · Accident · No injuries · Limited investigation · Final report · Nov 4, 1989 · N2203V · Substantial damage > The pilot's intentional buzzing and failure to see and avoid a guy wire. - [NTSB LAX90DUJ05](https://openairdocs.org/ntsb/LAX90DUJ05.md): Bell UH-1E · Mesa, AZ · Accident · No injuries · Final report · Nov 4, 1989 · N138US · Destroyed > The inflight separation of the tail rotor due to improper maintenance procedures and the installation of incorrect attachment hardware on the tail rotor blade pitch change linkages. - [NTSB MIA90LA024](https://openairdocs.org/ntsb/MIA90LA024.md): Piper PA-18-150 · Immokalee, FL · Accident · Minor injuries · Limited investigation · Final report · Nov 3, 1989 · N4129E · Substantial damage > Failure of the pilot to maintain proper altitude and his failure to maintain adequate visual lookout to see and avoid obstructions. The static line (obstruction) was a contributing factor. - [NTSB ATL90GA023](https://openairdocs.org/ntsb/ATL90GA023.md): Sikorsky SK-70 · Marathon, FL · Accident · 1 fatal · Final report · Nov 3, 1989 · N23576 · Destroyed > Failure of the pilot to maintain the proper altitude over the ocean water. Factors related to the accident were: continued operation of the helicopter with a known partial deficiency of the radio altimeter/warning system, darkness, the pilot's lack of visual… - [NTSB MIA90LA023](https://openairdocs.org/ntsb/MIA90LA023.md): Bell 47D1 · Loxahatchee, FL · Accident · Serious injuries · Limited investigation · Final report · Nov 2, 1989 · N93067 · Substantial damage > Failure of the pilot to maintain rotor RPM after pulling up from a swath run. A related factor was the presence of trees. - [NTSB LAX90DVM01](https://openairdocs.org/ntsb/LAX90DVM01.md): Bell 47G-5 · Guadalupe, CA · Accident · No injuries · Final report · Nov 1, 1989 · N4798R · Substantial damage > The pilot's failure to maintain sufficient clearance allowing the aircraft to collide with a wooden power pole. Contributing to the accident was the sunglare which inhibited the pilot's vision. Next page: https://openairdocs.org/ntsb-phases/450/cases.md?page=173 ## 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=172 --- 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.