NTSB investigations, 2017
40 cases where the sequence of events included Powerplant sys/comp malf/fail.
Cases per year
| 2008 | 62 |
|---|---|
| 2009 | 57 |
| 2010 | 28 |
| 2011 | 37 |
| 2012 | 36 |
| 2013 | 40 |
| 2014 | 36 |
| 2015 | 36 |
| 2016 | 50 |
| 2017 | 40 |
| 2018 | 38 |
| 2019 | 46 |
| 2020 | 30 |
| 2021 | 35 |
| 2022 | 55 |
| 2023 | 57 |
| 2024 | 60 |
| 2025 | 41 |
| 2026 | 37 |
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\") = 2017
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '340' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
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") = 2017 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '340' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run 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 WPR18LA050Accident · No injuriesLimited investigationFinal reportGray Jim Robert Exec · Caldwell, IDFailure of the oil pressure gauge line, which resulted in oil exhaustion and a total loss of engine power.NTSB CEN18FA053Accident · 3 fatalField investigationFinal reportCessna T210M · Oldenburg, INA total loss of engine power due to the failure of the No. 4 piston, which resulted in an attempted forced landing in dark night conditions and a subsequent in-flight collision with trees and terrain. Contributing to the accident were the pilot's situational…NTSB ERA18FA046Accident · 5 fatalField investigationFinal reportBeech 58 · St. CroixThe non-multiengine rated pilot's failure to maintain airplane control during a single-engine approach. Contributing to the accident was a total loss of engine power on the left engine due to detonation for reasons that could not be determined based on the…NTSB WPR18LA037Accident · No injuriesClass 3 · LimitedFinal reportColumbia Aircraft Mfg LC41 550FG · Oro Valley, AZThe inadequate cooling time between repeated heavy braking applications, which resulted in the brakes overheating and a subsequent brake fire during the aborted takeoff sequence.NTSB ANC18LA011Accident · Minor injuriesLimited investigationFinal reportCessna 172 · Oloh, MSA partial loss of engine power due to the failure of the No. 3 valve key (exhaust).NTSB WPR18LA030Accident · No injuriesLimited investigationFinal reportVanderark RV-10 · Sun Lakes, AZThe fatigue fractures of the upper and lower alternator attachment bolts, which decreased the common drive belt tension and resulted in the subsequent in-flight separation of an alternator drive belt, the overheating of the engine, and the subsequent total…NTSB ERA18LA021Accident · No injuriesClass 2 · LimitedFinal reportSocata TB200 · Annapolis, MDA loss of engine power for undetermined reasons after the disconnection of the propeller governor control due to inadequate securenment during maintenance.NTSB ENG18IA003Incident · No injuriesClass 3 · IncidentFinal reportAirbus A330-243 · Seattle, WAThe loss of control of the left-hand engine and the subsequent thermal damage to the left wing on landing during engine reverse operation was due to a blockage of the variable stator vane torque motor filter that resulted in the engine’s electronic engine…NTSB WPR18LA039Accident · No injuriesClass 3 · LimitedFinal reportCessna 172R · Redding, CAThe fatigue separation of the crankshaft due to a fatigue fracture, which resulted in a total loss of engine power and a subsequent off-airport landing and impact with a fence.NTSB ENG18WA005Incident · No injuriesForeign investigationBoeing 767 · Karachi, PakistanThe Safety Investigation Board of Pakistan has notified the NTSB of an incident involving a Boeing 767-200 airplane which occurred on November 1, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the SIB investigation under the…NTSB WPR18LA018Accident · Minor injuriesClass 3 · LimitedFinal reportCirrus Design SR22 · Blythe, CAMaintenance personnel's failure to properly torque an oil supply line fitting, which resulted in oil starvation, a subsequent engine failure, and an off-airport landing.NTSB ERA17FA317Accident · 2 fatalField investigationFinal reportSchweizer 269C · Medford, NJThe pilot's early entry into and failure to maintain rotor rpm during a forced landing autorotation after performing an engine shutdown in flight, which resulted in an uncontrolled descent. Contributing to the accident was the failure of maintenance personnel…NTSB ENG17IA036Incident · No injuriesIncident investigationFinal reportBoeing 757 232 · Las Vegas, NVA No. 1 (left) engine undercowl fire caused by a fuel nozzle installation error during engine overhaul at Delta TechOps. A fuel nozzle b-nut was cross threaded, which allowed fuel to leak on hot engine case surfaces and subsequently ignite.NTSB ANC17LA052Accident · No injuriesLimited investigationFinal reportCessna A185 · Aniak, AKThe pilot's inadequate preflight inspection, which failed to detect a crack in the propeller blade, which led to the separation of a section of a propeller blade due to fatigue.NTSB ERA17LA277Accident · Minor injuriesLimited investigationFinal reportPiper PA28 · Canton, GAMaintenance personnel's failure to ensure the proper throttle linkage travel clearance after the installation of an exhaust system.NTSB CEN17LA317Accident · Minor injuriesLimited investigationFinal reportPiper PA22 · Beckville, TXA stuck exhaust valve, which resulted in the failure of the valve and a loss of engine power. Contributing to the valve failure and loss of engine power was the extended time since the last overhaul.NTSB ERA17LA275Accident · Minor injuriesLimited investigationFinal reportPiper J3C · Salisbury, CTAn improper replacement of the crankshaft by maintenance personnel, which resulted in a failure of the crankshaft gear and total loss of engine power.NTSB CEN17LA316Accident · Serious injuriesLimited investigationFinal reportNavion Navion G · Adrian, MIA leak in the gascolator, which allowed air to enter the fuel system and resulted in a partial loss of engine power.NTSB WPR17LA174Accident · No injuriesLimited investigationFinal reportRockwell International S 2R · Brawley, CAThe partial loss of engine power due to the overstress separation of three supercharger drive gear teeth.NTSB WPR17LA157Accident · No injuriesClass 3 · LimitedFinal reportCirrus Design SR22 · Ogden, UTThe failure of the No. 4 cylinder exhaust valve head, which resulted in a total loss of engine power due to oil starvation.NTSB ERA17LA278Accident · No injuriesLimited investigationFinal reportPiper PA28 · Gainsville, GAThe separation of the mixture control cable from the mixture control lever at the carburetor, which resulted in the partial loss of engine power.NTSB CEN17LA255Accident · No injuriesLimited investigationFinal reportBeech A36 · El Paso, TXA partial loss of engine power for reasons that could not be determined because a postaccident examination did not reveal any anomalies that would have precluded normal engine operation.NTSB DCA17LA182Accident · No injuriesClass 3 · LimitedFinal reportBombardier CL 600 2C10 · Denver, COThe fuel supply tube fitting pulling out of the left engine’s operability bleed valve (OBV) during the landing rollout, allowing fuel to leak and contact hot engine cases, which ignited a fire that caused thermal damage to the engine pylon. Contributing to…NTSB WPR17LA144Accident · No injuriesLimited investigationFinal reportCessna U206F · Page, AZThe failure of the throttle control cable due to fatigue and maintenance personnel’s failure to replace the cable at the last engine overhaul, which resulted in the pilots’ inability to control engine power and led to a precautionary landing during which the…NTSB ENG17IA028Incident · No injuriesIncident investigationFinal reportBombardier CL 600 2C10 · Chicago, ILA Bombardier CRJ700 No. 1 engine failure caused by buckling of the combustion outer liner due to fatigue cracks. The liner buckling resulted in airflow disruption and reduced engine performance. The engine fuel control unit attempted to compensate for the…NTSB CEN17LA226Accident · Minor injuriesLimited investigationFinal reportPiper PA 32R-301T · Dalhart, TXThe failure of the engine's front bearing seal due to maintenance personnel’s installation of an improperly sized crankshaft seal, which resulted in oil starvation and a forced landing.NTSB WPR17LA121Accident · No injuriesLimited investigationFinal reportBob Frederick Titan T-51 · Goodyear, AZFailure of the propeller speed reduction gearbox input drive gear during the airplane’s initial climb for reasons that could not be determined due to extensive damage.NTSB WPR17LA119Accident · No injuriesClass 3 · LimitedFinal reportPaul R Seipt Sonex · Garfield, WAThe pilot’s improper torque of screws that attached the flywheel mounting flange to the crankshaft during engine assembly, which resulted in heavy vibrations and the subsequent in-flight loss of the propeller.NTSB ENG17IA027Incident · No injuriesIncident investigationFinal reportBoeing 737 7H4 · Washington, DCThe failure the control alternator gearshaft, which disconnected the accessory gearbox from the rest of the engine and resulted in an uncommanded in-flight shutdown of the left engine and subsequent flight diversion. The control alternator gearshaft failed…NTSB CEN17FA207Accident · 1 fatalField investigationFinal reportVarga 2150A · Bowling Green, OHThe pilot's loss of control due to impairment from carbon monoxide poisoning. Contributing to the accident was the corrosion of the heat exchanger and the failure of maintenance personnel to adequately inspect and repair or replace the exchanger during the…NTSB ERA17LA185Accident · No injuriesLimited investigationFinal reportCessna 182 · West Chester, PAAn engine crankcase overpressurization and the subsequent loss of engine oil for reasons that could not be determined, which resulted in the failure of the No. 6 cylinder connecting rod due to a lack of lubrication.NTSB WPR17LA097Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 · Santa Barbara, CAA total loss of engine power during cruise flight due to the failure of an engine piston rod for reasons that could not be determined due to extensive damage.NTSB ERA17LA169Accident · No injuriesLimited investigationFinal reportPiper PA32RT · Coral Springs, FLThe in-flight disconnection of the fuel injection servo throttle linkage, which resulted in a loss of engine power.NTSB CEN17WA160Accident · Minor injuriesForeign investigationCessna U206 · Seine-Maritime, FranceOn April 9, 2017, about 1430 universal coordinated time (UTC), a Cessna U206-F airplane, F-HNCM, flipped on it back during a forced landing near Seine-Maritime, France, following a loss of engine power. The pilot and four passengers received minor injuries…NTSB ENG17WA019Incident · No injuriesForeign investigationSaab 340 · Dubbo, AustraliaOn March 23, 2017, a Saab 340B, registered in Australia as VH-RXS, had an in-flight shutdown of the right engine, a General Electric CT7-9B. During the climb, the crew detected abnormal turbine temperatures and vibrations from the right engine. The crew shut…NTSB ENG17IA017Incident · No injuriesIncident investigationFinal reportDouglas DC 9 83 · Dayton, OHThe probable cause of the No. 2 (right) engine fire was an uncontained generator failure. Deformed rotating generator components and/or metal fragments radially released by the generator severed the constant speed drive-to-oil cooler return line located…NTSB ENG17WA016Incident · No injuriesForeign investigationSaab 340 · Sydney, AustraliaThe Australian Transport Safety Bureau (ATSB) has notified the NTSB of an incident involving a Saab 340B which occurred on March 17, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the ATSB investigation under the provisions of ICAO…NTSB CEN17IA094Incident · No injuriesClass 2 · IncidentFinal reportEurocopter Deutschland MBB BK 117 C-2 · Sioux Falls, SDThe gas generator rear bearing oil scavenge line blocked with coke, which resulted in a failed rear bearing due to an excess of oil lubrication. Contributing to the incident was the operator not completely performing the maintenance items and not utilizing an…NTSB ENG17IA008Incident · No injuriesIncident investigationFinal reportBombardier CL 600 2B19 · Baltimore, MDA Bombardier CRJ200 No. 2 engine failure due to the separation of a fan blade airfoil at a low cycle fatigue crack that originated at the forward fan blade pin hole attachment. The separated fan blade had previously undergone a hot form repair and both…NTSB WPR17LA048Accident · No injuriesLimited investigationFinal reportSchosanski John H Cozy MK IV R · Napa, CAA partial loss of power due to missing apex seals.