NTSB investigations: Continental TSIO-520 series, 1994
35 cases on aircraft whose registry engine model is Continental TSIO-520 series. 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
| 1966 | 3 |
|---|---|
| 1968 | 1 |
| 1969 | 2 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 3 |
| 1973 | 4 |
| 1974 | 12 |
| 1975 | 8 |
| 1976 | 22 |
| 1977 | 21 |
| 1978 | 37 |
| 1979 | 54 |
| 1980 | 44 |
| 1981 | 54 |
| 1982 | 60 |
| 1983 | 40 |
| 1984 | 44 |
| 1985 | 47 |
| 1986 | 55 |
| 1987 | 38 |
| 1988 | 29 |
| 1989 | 23 |
| 1990 | 26 |
| 1991 | 33 |
| 1992 | 24 |
| 1993 | 26 |
| 1994 | 35 |
| 1995 | 25 |
| 1996 | 34 |
| 1997 | 31 |
| 1998 | 23 |
| 1999 | 27 |
| 2000 | 35 |
| 2001 | 44 |
| 2002 | 39 |
| 2003 | 57 |
| 2004 | 42 |
| 2005 | 36 |
| 2006 | 56 |
| 2007 | 43 |
| 2008 | 38 |
| 2009 | 29 |
| 2010 | 48 |
| 2011 | 25 |
| 2012 | 27 |
| 2013 | 29 |
| 2014 | 22 |
| 2015 | 21 |
| 2016 | 20 |
| 2017 | 34 |
| 2018 | 29 |
| 2019 | 22 |
| 2020 | 26 |
| 2021 | 26 |
| 2022 | 22 |
| 2023 | 23 |
| 2024 | 17 |
| 2025 | 25 |
| 2026 | 13 |
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 year(c.\"eventDate\") = 1994
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040'))
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 year(c."eventDate") = 1994
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040'))
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 SEA95LA034Accident · No injuriesLimited investigationFinal reportCessna T210 · Kellogg, IDThe pilot's improper positioning of the fuel selector valve, his inadequate remedial action, and starvation of fuel to the engine. Factors include a sign post alongside the road on which the forced landing took place.NTSB CHI95IA052Incident · No injuriesIncident investigationFinal reportCessna 402 · Saint Louis, MOimproper maintenance installation (fuel line fitting)by other maintenance personnel. A factor was the cross threaded fuel line fitting.NTSB CHI95LA047Accident · Minor injuriesLimited investigationFinal reportCessna P210N · Aurora, MOAn undetermined failure of the engine crankshaft resulting in total loss of engine power. The terrain at the emergency landing site and nighttime darkness were contributing factors.NTSB FTW95LA051Accident · No injuriesLimited investigationFinal reportCessna P210N · Alamosa, COFailure by the pilot to properly judge the touch down point. Factors were: failure of the nose landing gear to extend and rough and uneven terrain.NTSB MIA95LA016Accident · No injuriesLimited investigationFinal reportCessna 402C · Fort Lauderdale, FLThe failure of the left main landing gear upper barrel and trunion assembly due to overstress separations, resulting in the collapse of the left main landing gear on landing rollout.NTSB CHI95LA025Accident · Minor injuriesLimited investigationFinal reportCessna T210L · Beulah, NDthe failure of the pilot to maintain directional control.NTSB MIA95WA009Accident · No injuriesForeign investigationCessna 402B · Exuma Island, BahamasNTSB SEA95LA003Accident · No injuriesLimited investigationFinal reportCessna 210 · Bend, ORThe failure of the landing gear downlock mechanism to engage due to undetermined reasons.NTSB FTW95FA003Accident · 2 fatalField investigationFinal reportCessna T210M · Richmond, UTThe loss of engine oil pressure due to an oil leak from a loose oil line fitting. Factors were the obscuration, and the unsuitable terrain at the pilot's disposal.NTSB FTW94FA311Accident · 1 fatalField investigationFinal reportCessna T188C · Roscoe, TXThe pilot's failure to maintain flying speed resulting in an aerodynamic stall. A factor was the pilot's lack ofNTSB NYC94LA175Accident · No injuriesLimited investigationFinal reportCessna T210R · Tunkhannock, PAUse of improper procedures during a short field landing which resulted in an overrun and noseover.NTSB ATL94LA169Accident · No injuriesLimited investigationFinal reportCessna T210M · Willacooche, GAThe pilot's excessive fuel leaning during improper use of the mixture control, which resulted in pre-ignition/detonation and a total loss of engine power. Factors were the electrical wires and vehicles.NTSB LAX94LA369Accident · No injuriesLimited investigationFinal reportCessna T210L · Kettleman City, CAThe pilot's selection of the wrong runway for takeoff and his failure to maintain runway alignment. The sun glare was a factor in this accident.NTSB SEA94LA196Accident · No injuriesLimited investigationFinal reportCessna T210M · Rathdrum, IDThe fatigue failure of the crankshaft and a slipped bearing.NTSB CHI94LA221Accident · Minor injuriesLimited investigationFinal reportBeech 58 · Land O'Lakes, WIthe pilot's failure to maintain clearance with trees. Factors in the accident were the trees, the pilot's operation with known deficiencies in equipment, and the pilot's diverted attention.NTSB SEA94LA152Accident · No injuriesLimited investigationFinal reportCessna T188C · Angela, MTDirectional control was not maintained. Factors to the accident were: wet terrain and inadequate aircraft preflight.NTSB SEA94FA111Accident · Serious injuriesField investigationFinal reportCessna TU206G · Gold Bar, WAElectrical system short. Factors to the accident were: mountainous terrain and procedures/directives not followed.NTSB CHI94LA125Accident · No injuriesLimited investigationFinal reportCessna T210-M · Pomona, MOThe seperation of the landing gear door actuator, resulting in total loss of hydraulic fluid.NTSB MIA94WA101Accident · Serious injuriesForeign investigationCessna 402B · Cat Island, BahamasNTSB NYC94FA067Accident · 1 fatalField investigationFinal reportCessna 414 · Defiance, OHThe pilot's inadequate inflight decision and planning, which resulted in fuel exhaustion and the total loss of engine power.NTSB FTW94LA107Accident · No injuriesLimited investigationFinal reportCessna 210L · Haskell, OKWas the loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for the forced landing.NTSB MIA94WA095Accident · Serious injuriesForeign investigationCessna 402B · Jeremie, HaitiNTSB SEA94LA074Accident · No injuriesLimited investigationFinal reportBeech 58P · Billings, MTThe pilot's inadvertent retraction of the landing gear while on the runway.NTSB ANC94LA035Accident · No injuriesLimited investigationFinal reportCessna 402 · Kivalina, AKThe pilot's inadequate compensation for the wind conditions by landing on the left side of the runway. Factors were: inadequate snow removal and the snow covered runway.NTSB CHI94GA093Accident · 4 fatalFinal reportCessna 401A · Minot, NDFailure of the pilot to maintain proper altitude during a missed approach. Factors related to the accident were: the unfavorable weather and snow covered terrain.NTSB ATL94LA053Accident · No injuriesLimited investigationFinal reportCessna T210R · Baxley, GADamage to the crankshaft internal oil tube by other maintenance persons during the engine overhaul that resulted in oil starvation.NTSB SEA94LA063Accident · No injuriesLimited investigationFinal reportCessna TU206 · Salt Lake City, UTThe pilot's improper aircraft handling during the aborted takeoff.NTSB SEA94FA062Accident · 1 fatalField investigationFinal reportCessna T210N II · Emmett, IDAn inadvertent stall. Factors contributing to the accident were fuel exhaustion and the tailwind.NTSB LAX94LA122Accident · No injuriesLimited investigationFinal reportCessna 402C · Grand Canyon, AZThe failure of the other aircraft's left brake system due to a worn master cylinder, and the failure of the other pilot to taxi at a speed and spacing interval which would allow for successful remedial action.NTSB SEA94LA058Accident · No injuriesLimited investigationFinal reportCessna 402C · Billings, MTThe nose gear actuator froze. A factor to the accident was temperature extremes.NTSB MIA94FA064Accident · 2 fatalField investigationFinal reportCessna T210M · Prentiss, MSA total loss of engine power due to the number five piston crown structure sustaining detonation/pre-ignition damage for undetermined reasons. The number two connecting rod and rod bolts failed due to an oil distress event. This resulted in a subsequent…NTSB CHI94LA073Accident · Serious injuriesLimited investigationFinal reportCessna T210M · Olathe, KSthe pilot's failure to follow procedures and directives regarding the positioning of the fuel tank selector to the fullest tank for the landing portion of flight.NTSB BFO94FA032Accident · 1 fatalField investigationFinal reportBeech BE-58 · Newtown, OHFailure of the pilot to maintain control of the aircraft after becoming spatially disorientated in night instrument meteorological conditions (IMC). Factors related to the accident were: the pilot's lack of experience in the type of operation, his lack of…NTSB BFO94LA024Accident · Serious injuriesLimited investigationFinal reportCessna P210N · New Castle, DELoss of partial engine power due to undetermined reasons.NTSB MIA94FA044Accident · 2 fatalField investigationFinal reportPiper PA-46-310P · Destin, FLAirspeed not maintained, inadvertent stall/mush, and altitude inadequate for recovery from the inflight loss of control by the pilot-in-command while circling for landing.