NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164A
652 cases on aircraft the registry lists as Grumman Acft ENG Cor-Schweizer G-164A. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
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duckdb -csv -c "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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952801'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952801'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB FTW91DRD03Accident · No injuriesFinal reportGrumman G-164A · Bonita, LAA power loss due to a cracked cylinder. A factor was the soft terrain in which the forced landing was performed.NTSB FTW91DPG02Accident · No injuriesFinal reportGrumman G-164A · Light, ARThe pilot's selection of the downwind runway for landing. A factor was the tailwind.NTSB NYC90DFJ04Accident · No injuriesFinal reportSchweizer Grumman G-164A · Wayland, NYA cracked engine cylinder assembly, which resulted in loss of engine power.NTSB FTW90DPG13Accident · No injuriesFinal reportGrumman G-164A · Luxora, ARA partial power loss due to failure of the number five connecting rod. A factor was the soft terrain in which the forced landing was made.NTSB MIA90LA176Accident · No injuriesLimited investigationFinal reportGrumman 164-A · Dundee, MSImproper maintenance repair by an unknown person that initiated the engine failure and the forced landing.NTSB FTW90DPG09Accident · 1 fatalFinal reportGrumman G164A · Osceola, ARThe pilot's failure to maintain proper clearance from the power lines.NTSB FTW90DPG03Accident · No injuriesFinal reportGrumman G164-A · Rondo, ARThe power loss for undetermined reasons.NTSB MKC90LA147Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Egypt, ARThe pilot's failure to maintain directional control. A factor related to the accident was the soft/muddy area on the runway.NTSB SEA90LA103Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Tekoa, WAFailure of the pilot to maintain clearance between the airplane and tall grass adjacent to the gravel strip.NTSB MKC90LA118Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Morton, ARThe pilot's failure to maintain directional control due to inadequate compensation for wind conditions.NTSB FTW90DRA05Accident · No injuriesFinal reportGrumman 164-B · Garwood, TXThe power loss due to super charger impeller failure.NTSB MKC90LA111Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Bald Knob, ARThe powerplant failure for undetermined causes. Contributing factor was unsuitable terrain.NTSB FTW90DRD07Accident · No injuriesFinal reportGrumman G-164A · Ville Platte, LAPartial loss of engine power due to a cracked number four cylinder intake rocker box housing. The lack of a suitable forced landing site was a related factor.NTSB LAX89DUJ11Accident · No injuriesFinal reportGrumman G-164 · Mohave Valley, AZA loss of engine power for undetermined reasons.NTSB FTW89DRD14Accident · No injuriesFinal reportGrumman G-164A · Franklin, LAFatigue failure of the propeller blade, which resulted in separation of the blade's tip and severe engine vibration. The soft terrain was a related factor.NTSB ATL89DKG05Accident · Minor injuriesFinal reportGrumman G-164A · Dawson, GAFailure of the number three cylinder head.NTSB MKC89LA169Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Harviell, MOThe pilot's inability to avoid unsuitable terrain during the landing roll after a forced landing. The forced landing was made necessary by a loss of engine power caused by a foreign object restricting the fuel system.NTSB SEA89LA135Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Albion, IDThe pilot's improper use of the mixture control during takeoff. The fence was a related factor.NTSB MIA89LA203Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Schlater, MSInadequate preflight planning/preparation by the pilot which resulted in the selection of the wrong runway. The tailwindand dirt bank were considered to be contributing factors.NTSB FTW89DRD11Accident · No injuriesFinal reportSchweizer G-164A · Lake Arthur, LALoss of engine power for undetermined reasons. The high weeds (vegetation) & levee (dirt bank) were considered to be related factors.NTSB SEA89LA121Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Colfax, WAImproper installation of the cylinder assembly. The terrain was not suitable for a successful forced landing.NTSB MKC89LA142Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Waldenburg, ARThe total failure of the engine supercharger which resulted in a loss of engine power.NTSB SEA89LA115Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Battle Mountain, NVThe loss of engine power in flight due to a broken number two rocker arm. Contributing to the accident was the vehicle on the road which resulted in the pilot flaring prematurely.NTSB FTW89DRD07Accident · No injuriesFinal reportGrumman-Schweizer G-164A · Morse, LALoss of engine power for an undetermined reason. The soft terrain was a contributing factor.NTSB SEA89LA096Accident · No injuriesLimited investigationFinal reportSchweizer G-164 · Hermiston, ORFailure and separation of the left main landing wheel.NTSB FTW89DRD04Accident · No injuriesFinal reportSchweizer G-164A · Oak Grove, LAThe pilot failed to perform adequate prelight planning/preparation before attempting a takeoff by failing to assure the runway condition.NTSB FTW89DRD03Accident · 1 fatalFinal reportSchweizer G-164A · Maxie, LAFailure of the pilot to maintain clearance from the trees. A factor related to the accident was: the presence of trees near the field where fertilizer was to be dispensed.NTSB ATL89DKJ03Accident · No injuriesFinal reportGrumman G-164A · Loxley, ALThe loss of engine power due to carburetor ice, and the pilot's improper use of carburetor heat.NTSB FTW89DRG05Accident · No injuriesFinal reportGrumman-Schweizer G-164 · Edcouch, TXLoss of engine power for an undetermined reason. The corn crop was a contributing factor.NTSB MKC89LA089Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Osceola, ARImproper planning/decision by the pilot, and his misjudgement of clearance between the airplane, wires, and the ground during the aerial application maneuver. Factors relating to the accident were: the dirty windshield, sunglare, transmission line (wires),…NTSB SEA89LA059Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Rosalia, WAA loss of engine power due to a supercharger failure. Contributing to the accident was the soft terrain on which the forced landing was made.NTSB MKC89LA085Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Advance, MOThe pilot's inadequate visual lookout resulting in his failure to see power lines in time to avoid them. Contributing to the accident was the reduced visibility due to fog.NTSB MKC89LA079Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Stuttgart, ARFailure of the engine blower assembly drive shaft, while maneuvering at low altitude, and failure of the pilot to maintain adequate airspeed, which resulted in a stall before he could land.NTSB MKC89LA075Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Wynne, ARAn engine fire during engine start for undetermined reasons.NTSB LAX89DVA06Accident · Serious injuriesFinal reportGrumman G-164A · Riverdale, CAInadequate visual lookout by the pilot, when he diverted his attention. The power line was a related factor.NTSB ATL89DKG01Accident · No injuriesFinal reportGrumman G-164A · Dawson, GATotal loss of engine power due to leaking carburetor float. Contributing to the accident was the soft terrain used for a forced landing.NTSB LAX88DVA15Accident · No injuriesFinal reportSchweizer G-164A · Laton, CANTSB MKC88LA162Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Elaine, ARDuring an aerial application operation, the pilot said that immediately after breaking ground on takeoff, the engine quit. He attempted to re-land on the remaining available runway, but ran off the end, hitting a ditch and nosing over. Cause of the engine…NTSB CHI88DEP11Accident · No injuriesFinal reportGrumman-Schweizer G-164A · Plover, WIThe aircraft collided with a farm machinery shed during an aerial application maneuver. The pilot stated that there was no powerplant or control malfunction. The temperature at the accident site was 87 degrees (f), with a calculated density altitude of 2944…NTSB FTW88DRD17Accident · No injuriesFinal reportSchweizer G-164A · Mangham, LAThe ag airplane was spraying cotton when the engine started to vibrate. Pilot pulled airplane up and vibration was so bad power had to be reduced. Pilot made a forced landing in a muddy field. The left wing caught in tall grass and airplane cartwheeled. Pilot…NTSB ATL88DKG13Accident · No injuriesFinal reportGrumman G-164A · Fadette, ALThe pilot reported a partial power loss during an aerial application flight. The aircraft landed in the crops. The pilot stated that he found the number 3 cylinder partially separated from the engine.NTSB CHI88DEV04Accident · No injuriesFinal reportGrumman G164A · Chenoa, ILUnavailability of suitable terrain on which to accomplish a forced landing.NTSB SEA88LA135Accident · No injuriesLimited investigationFinal reportSchweizer G164A · Colfax, WAOn departure with a load of chemical, ag plt attempted to outclimb rising terrain ahead. The aircraft collided with terrain in a stall/mush.NTSB MKC88LA133Accident · No injuriesLimited investigationFinal reportGrumman 164A · Poplar Bluff, MOThe pilot experienced an engine failure while attempting to land during an aerial application flight. Altitude was not adequate to select a suitable forced landing area. The aircraft impacted in a pipeline right of way and came to rest in a small stream,…NTSB FTW88DRD14Accident · Serious injuriesFinal reportGrumman G-164A · Crowley, LAThe agricultural pilot was working in a field which had telephone lines at one end and power lines at the other. On his last run, as he started his pull up, the airplane struck the power lines at one end of the field. The airplane went through the power…NTSB LAX88DVG08Accident · No injuriesFinal reportGrumman G-164A · Gridley, CADuring the landing roll, the left wing caught on high weeds. The pilot lost control of the airplane, veered off the landing strip, and collided with a ditch paralleling the runway. There were no reported mechanical failures or malfunctions with the airplane…NTSB MKC88LA116Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Cotton Plant, ARThe pilot did not adequately secure the aircraft prior to hand-propping the engine. The engine started and resulted in the aircraft taxiing without a pilot at the controls. The pilot-less aircraft impacted a utility pole causing substantial damage.NTSB FTW88DRD09Accident · No injuriesFinal reportGrumman G-164A · Basile, LADuring or after lift-off, the right landing gear axle assembly separated from the landing gear leg when the mounting bolts sheared. During landing, the airplane ground-looped and then flipped to the inverted position.NTSB MKC88LA108Accident · No injuriesLimited investigationFinal reportGrumman G-164-A · Wynne, ARFollowing the takeoff from a private strip near Wynne, Arkansas, the pilot reported that he failed to establish and maintain an adequate angle of climb with the heavily loaded condition of the aircraft. The aircraft impacted trees in the flight path, then…NTSB MKC88LA104Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Hickory Ridge, ARWhile executing a standard procedure aerial application turn around maneuver, the acft began to settle. The plt dumped his remaining chemical load, but acft continued to settle, and mushed into the trees. Post accident fire destroyed the acft, but the plt…