Final NTSB investigations: Gulfstream-Schweizer A/C GULFSTREAM AM G-164B
76 cases on aircraft the registry lists as Gulfstream-Schweizer A/C GULFSTREAM AM G-164B. 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.
Cases per year
| 1980 | 3 |
|---|---|
| 1981 | 5 |
| 1982 | 6 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 3 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 2 |
| 1992 | 3 |
| 1993 | 4 |
| 1994 | 3 |
| 1995 | 1 |
| 1997 | 3 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 3 |
| 2001 | 1 |
| 2004 | 3 |
| 2006 | 1 |
| 2007 | 4 |
| 2008 | 4 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 2 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 1 |
| 2020 | 2 |
| 2023 | 1 |
Where
Open the mapLatest cases
Query with SQL
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.\"completionStatus\" = 'Completed'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3979904'))
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."completionStatus" = 'Completed'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3979904'))
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 CEN23LA197Accident · No injuriesClass 4 · LimitedFinal reportGulfstream-Schweizer A/C Gulfstream AM G-164B · Gueydan, LAThe failure of both pilots to see and avoid each other resulting in a collision on the airstrip. Contributing was the pilots’ failure to announce their intentions over their radios as they were taking off and landing.NTSB CEN20CA341Accident · No injuriesClass 4 · Data collectionFinal reportGrumman G164 · Rice, MNThe pilot did not maintain control of the airplane during the landing.NTSB CEN20LA327Accident · Serious injuriesClass 3 · LimitedFinal reportGrumman G164 · Alicia, ARInadequate maintenance of panel fasteners, which led to a side panel coming loose during takeoff and the pilot having to make a subsequent forced landing to a flooded rice field when the airplane became difficult to control.NTSB CEN15LA259Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer A/C Gulfstream AM G 164B · Delaplaine, ARThe pilot’s failure to establish a proper airspeed and angle-of attack during takeoff in elevated density altitude and light tailwind conditions, which resulted in an aerodynamic stall.NTSB ERA14LA368Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer A/C G-164B · Bonifay, FLA partial blockage of the No. 2 bearing oil nozzle jet by bearing material, which resulted in oil starvation and the subsequent failure of the No. 2 bearing and total loss of engine power.NTSB CEN13LA504Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer A/C Gulfstream AM G-164B · Walnut Ridge, ARThe pilot's failure to properly set the engine power for takeoff, which resulted in the airplane subsequently settling into terrain.NTSB CEN13LA519Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer Gulfstream AM G 164B · Eagle Lake, TXThe failure of one of the engine cylinders, which resulted in the total loss of engine power and subsequent forced landing.NTSB CEN13LA394Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer A/C Gulfstream AM G-164B · Colfax, LAThe pilot’s failure to maintain clearance from a tree.NTSB CEN11LA396Accident · Minor injuriesLimited investigationFinal reportGrumman G164 · Oak Ridge, LAThe flight instructor's failure to maintain adequate airspeed, which resulted in an aerodynamic stall and subsequent impact with trees.NTSB CEN11CA174Accident · No injuriesData collectionFinal reportGulfstream-Schweizer A/C Gulfstream AM G-164B · Walnut Ridge, ARThe pilot's failure to maintain directional control while landing with a left quartering tailwind and wind gusts.NTSB CEN10CA553Accident · Serious injuriesData collectionFinal reportGulfstream-Schweizer A/C Gulfstream AM G-164B · Blessing, TXThe pilot's failure to maintain clearance from wires while maneuvering.NTSB WPR10CA410Accident · No injuriesData collectionFinal reportGulfstream-Schweizer A/C Gulfstream AM G-164B · Genesee, IDThe pilot’s failure to maintain clearance from terrain during low-altitude maneuvering.NTSB CEN09CA283Accident · No injuriesData collectionFinal reportGulfstream-Schweizer A/C Gulfstream · Iowa, LAA partial loss of engine power due to the Number 8 cylinder head cracking and separating from the barrel.NTSB DFW08CA235Accident · No injuriesData collectionFinal reportGulfstream-Schweizer A/C Gulfstream · Patterson, LAThe loss of engine power due to fuel contamination. Contributing to the accident was the unsuitable muddy terrain for the forced landing.NTSB MIA08CA184Accident · No injuriesData collectionFinal reportGulfstream-Schweizer G-164B · Pantego, NCThe pilot's failure to maintain directional control on the landing roll out.NTSB DEN08LA077Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Angleton, TXThe pilot's inadequate visual lookout and his failure to maintain clearance from the tranmission lines. A factor in this accident was the unmarked transmission wires.NTSB LAX08LA083Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Genesee, IDThe in-flight failure of the rudder attachment point due to severe corrosion, which made directional control of the airplane not possible during landing.NTSB CHI07CA230Accident · Minor injuriesData collectionFinal reportGulfstream-Schweizer Gulfstream AM G-164B · Walnut Ridge, ARThe pilot's improper decision to takeoff with a tailwind which resulted in a collision with terrain immediately after liftoff. Factors contributing to the accident were the tailwind and the levee.NTSB CHI07CA206Accident · No injuriesData collectionFinal reportGrumman G-164B · Alicia, ARA loss of engine power for undetermined reasons. Factors associated with the accident were the low altitude at which the loss of power occurred and the flooded rice field in which the airplane was landed.NTSB CHI07CA144Accident · No injuriesData collectionFinal reportGulfstream-Schweizer Gulfstream AM G-164B · Walnut Ridge, ARA non-mechanical loss of engine power during the takeoff roll due to fuel contamination. An additional cause was the pilot's inadequate preflight inspection. A factor in the accident was the soft ground.NTSB DFW07CA081Accident · No injuriesData collectionFinal reportGulfstream-Schweizer G-164B · Arcola, MSThe pilot's failure to maintain clearance from trees while maneuvering during aerial application.NTSB DFW06CA150Accident · Serious injuriesData collectionFinal reportGrumman G-164B · Alex, OKThe pilot's failure to maintain clearance from the power transmission line(s). A contributing factor was the low altitude selected by the pilot.NTSB FTW04LA227Accident · No injuriesLimited investigationFinal reportGrumman 164B · East Bernard, TXThe loss of engine power as result of the failure of the number four cylinder. A factor was the lack of suitable terrain for the forced landing.NTSB FTW04LA182Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Eagle Lake, TXThe loss of engine power for undetermined reasons. A contributing factor was the lack of suitable terrain for the forced landing.NTSB FTW04LA099Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Mamou, LAThe pilot's delay in aborting the landing. A contributing factor included the entrance of a crawfish boat onto the airstrip.NTSB FTW01LA193Accident · No injuriesLimited investigationFinal reportGrumman G164B · Rayville, LAthe partial failure of the magneto drive coupling while maneuvering, which resulted in a loss of engine power and a forced landing. A contributing factor to the accident was the lack of suitable terrain for the forced landing.NTSB FTW00LA209Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Kaplan, LAThe loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.NTSB FTW00LA178Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer G-164D · Welsh, LAThe excessive wear of the reduction gearbox's 1st stage sungear, which resulted in its subsequent fatigue fracture and failure. Factors were the operator not performing the recommended overhaul of the engine, and a lack of suitable terrain for the forced…NTSB SEA00LA082Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Ephrata, WALoss of engine power due to failure of the number three cylinder exhaust valve push rod. Soft terrain encountered during the landing roll-out was a factor.NTSB CHI99LA216Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Fisher, MNthe pilot's failure to maintain clearance from the crop during an aerial application spray run.NTSB FTW98LA232Accident · Serious injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Eunice, LAThe loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for the forced landing.NTSB FTW98LA058Accident · Serious injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Lecompte, LAa loose battery cover, due to improper installation by maintenance personnel, that became jammed with an elevator control rod and restricted the movement of the elevator control system, which subsequently led to an uncontrolled impact with a tree, shortly…NTSB FTW97LA335Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Marksville, LAThe pilot's inadvertent stall during a turn to reverse direction during an aerial application flight. A factor was the pilot's chronic fatigue as result of cumulative long workdays.NTSB FTW97LA276Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Palestine, ARThe pilot's failure to maintain clearance with the wire transmission line due to his diverted attention.NTSB FTW95LA185Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Morse, LAPower loss due to a cracked intake valve pipe assembly. A factor was the lack of suitable terrain for the forced landing.NTSB FTW94LA246Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Pollard, ARThe loss of engine power for undetermined reasons. A factor was the lack of suitable terrain to perform a forced landing.NTSB LAX94LA254Accident · 1 fatalLimited investigationFinal reportSchweizer G-164B · Live Oak, CAFailure of the pilot to remain clear of power lines. A factor related to the accident was: the pilot's impairment due to use of drugs that were not approved for use while flying.NTSB FTW94LA131Accident · Minor injuriesLimited investigationFinal reportGulfstream G-164B · Delaplaine, ARThe loss of engine power for undetermined reasons. A factor was the low altitude at which the power loss occurred.NTSB LAX93LA361Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Buttonwillow, CAThe pilot's failure to avoid wires.NTSB FTW93LA238Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Pioneer, LAThe failure by both pilots to maintain visual lookout. Factors were the inadequate radio communications by both pilots, and the departing pilot's failure to follow procedures and directives.NTSB ATL93LA123Accident · 1 fatalLimited investigationFinal reportGulfstream G-164B · Selmer, TNThe pilot's failure to maintain adequate clearance from the power lines.NTSB LAX93LA189Accident · Serious injuriesLimited investigationFinal reportSchweizer G-164B · Sacramento, CAfailure of the pilot in command to maintain adequate airspeed during a low altitude maneuvering turn which resulted in an inadvertent stall.NTSB FTW92DPG16Accident · No injuriesFinal reportGulfstream G-164B · Holly Grove, ARLoss of engine power undetermined. Factor was unsuitable terrain.NTSB MIA92LA184Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Poplarville, MSA reported loss of engine power for undetermined reasons resulting in a forced landing and in flight collision with trees.NTSB FTW92DRA03Accident · No injuriesFinal reportSchweizer G-164B · Bay City, TXThe pilot's inability to initiate a climb due to exceeding the takeoff capability of the airplane. A factor was the high grass on the airstrip.NTSB FTW91DPG13Accident · Serious injuriesFinal reportGrumman G-164B · Mc Crory, ARLoss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.NTSB FTW91DPG04Accident · No injuriesFinal reportGrumman G-164B · Vanndale, ARThe pilot's failure to verify his weight and balance. A factor was the soft terrain.NTSB FTW90DPG07Accident · No injuriesFinal reportSchweizer G-164B · Sherrill, ARPremature lift off and subsequent stall.NTSB MKC90LA090Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Des Arc, ARWater contamination of the fuel, due to improper ground servicing of the aircraft, and an improper preflight by the pilot.NTSB MKC90LA051Accident · No injuriesLimited investigationFinal reportGulfstream-Schweizer G-164B · Conway, ARThe pilot failed to attain the proper touchdown point and the delayed initiation of the go-around. Contributing to the accident was the fence struck during the aborted landing.