NTSB investigations, 1993
132 cases where the first occurrence was “Airframe/component/system failure/malfunction”.
Cases per year
| 1982 | 177 |
|---|---|
| 1983 | 260 |
| 1984 | 220 |
| 1985 | 186 |
| 1986 | 184 |
| 1987 | 182 |
| 1988 | 194 |
| 1989 | 141 |
| 1990 | 134 |
| 1991 | 144 |
| 1992 | 149 |
| 1993 | 132 |
| 1994 | 115 |
| 1995 | 141 |
| 1996 | 148 |
| 1997 | 139 |
| 1998 | 135 |
| 1999 | 132 |
| 2000 | 146 |
| 2001 | 120 |
| 2002 | 140 |
| 2003 | 140 |
| 2004 | 122 |
| 2005 | 113 |
| 2006 | 114 |
| 2007 | 121 |
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\") = 1993
AND c.\"mKey\" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 130)
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") = 1993 AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130) 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 MIA94LA047Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Vicksburg, MSThe pilot did not maintain the proper glidepath. Failure of the electrical system and inadequate maintenance by company maintenance personnel were factors in the accident.NTSB FTW94LA055Accident · No injuriesLimited investigationFinal reportEbershoff Steen Skybolt · Erie, COWas flutter of the flight controls.NTSB CHI94LA054Accident · No injuriesLimited investigationFinal reportPiper PA-28R-200 · Lacon, ILThe pilot misjudged the landing flare. Factors related to the accident were: the dark night, the pilot's lack of recent night experience, and the failure of the airplane's electrical system.NTSB LAX94LA075Accident · No injuriesLimited investigationFinal reportBell 206B-III · Flagstaff, AZThe pilot's improper initiation of an emergency autorotation into unsuitable terrain and subsequent hard landing and rollover. A false annunciator indication, a failure of the N1 tach generator, the pilot's continued flight with a known aircraft defect, and…NTSB ATL94FA029Accident · 1 fatalField investigationFinal reportPiper PA-32R-301T · Covington, GASpatial disorientation experienced by the pilot, resulting in his failure to maintain aircraft control. Factors were the total failure of the engine driven vacuum pump, and the night, cloud conditions prevailing at the time of the accident.NTSB ATL94FA028Accident · 1 fatalField investigationFinal reportBellanca 17-30A · Lagrange, GAWas the pilot's failure to correct a known low battery condition before departing, which resulted in a loss of electrical power during an instrument approach. Factors were the dark night and the low scattered cloud layer.NTSB NYC94IA035Incident · No injuriesIncident investigationFinal reportAirbus Industrie A-300 · Newark, NJThe separation of the right outboard translating cowl on the #2 engine thrust reverser as a result of inadequate bonding material.NTSB FTW94FA044Accident · 1 fatalField investigationFinal reportUpton Mustang M-II · Guthrie, OKWas the in flight failure of the left aileron for reasons undetermined.NTSB NYC94LA032Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · North Haven, METhe pilot's use of excessive speed and altitude during the approach which resulted in a landing overrun of the runway. Factors were a precautionary landing and a ravine.NTSB LAX94LA054Accident · Minor injuriesLimited investigationFinal reportHiller UH-12E · Salinas, CAa fatigue failure of the torsion-tension bar pin due to fretting corrosion. A factor in this accident was an inadequate quality of material utilized in the manufacture of the pin.NTSB BFO94FA008Accident · 2 fatalField investigationFinal reportMooney MO-20J · Seekonk, MAThe pilot's inadequate in flight planning/decision to continue flight into known adverse weather conditions after the engine's dry air vacuum pump failed and the pilot's failure to maintain airplane control during approach. A factor in the accident was the…NTSB LAX94LA043Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Salinas, CAThe pilot's improper handling of the helicopter which resulted in overloading of the rotor system in a maneuvering turn during aerial application of chemical, and subsequent failure of the main rotor paddle assembly.NTSB SEA94LA030Accident · Minor injuriesLimited investigationFinal reportHawkins & Powers UH-1B · North Bend, WATotal failure of the intermediate gearbox. The lack of suitable terrain for an autorotation was a factor.NTSB SEA94LA029Accident · No injuriesLimited investigationFinal reportBell 47G3B2 · Toledo, WATransmission shear bolts failed causing a loss of power to the rotor system, and the pilot encountered unsuitable terrain during his autorotation attempt.NTSB LAX94LA030Accident · No injuriesLimited investigationFinal reportBeech 200 · Reno, NVThe improper overhaul of the right main landing gear actuator by maintenance personnel, and the operator's failure to assure that the airplane manufacturer's mandatory service bulletin requiring modification of the gear motor circuit protection was…NTSB LAX94LA024Accident · No injuriesLimited investigationFinal reportCessna 150K · California City, CAFailure of maintenance personnel to assure that the nose wheel axle was properly secured during previous maintenance.NTSB LAX94LA017Accident · Serious injuriesLimited investigationFinal reportAerospatiale SA-315 · Beckwourth, CAwas the worn collective servo causing a hydraulic lock and not allowing the pilot to lower the collective. This condition caused the main rotor blades rpm to decay.NTSB FTW94LA013Accident · No injuriesLimited investigationFinal reportCessna 172K · Jacksonville, TXThe pilot's failure to follow proper emergency procedures to troubleshoot the electrical system. A factor was an electrical system irregularity of an undetermined nature.NTSB CHI94IA017Incident · No injuriesIncident investigationFinal reportPiper PA-24-250 · Thief Rvr Falls, MNFatigue failure of the propeller blade, originating from a corrosion pit.NTSB CHI94LA013Accident · No injuriesLimited investigationFinal reportHughes 269A · Coldwater, MIthe fatigue failure of the tailboom support strut attachment lug.NTSB MIA94LA003Accident · No injuriesLimited investigationFinal reportDouglas DC-3C · San Juan, PRPartial failure of a wing rib due to exfoliation corrosion and inadequate inspection of the aircraft by company maintenance personnel.NTSB FTW94LA007Accident · No injuriesLimited investigationFinal reportCessna 152 · San Angelo, TXWas malfunction of the throttle control push/pull rod and cable. A factor was unsuitable terrain for the forced landing.NTSB MIA94FA001Accident · Serious injuriesField investigationFinal reportMcdonnell Douglas MD-83 · Miami, FLThe failure of the water heater relay and the overpressure relief valve to operate properly. In addition, the design of the relief valve was inadequate in that it allowed the o-ring to migrate from its normal position preventing the valve from opening.NTSB CHI94FA001Accident · 1 fatalField investigationFinal reportBeech G35 · Webster, WIIn-flight breakup of the airplane for an undetermined reason.NTSB BFO93FA188Accident · 2 fatalField investigationFinal reportErcoupe 415-CD · Charles City, VAthe pilot exceeded the design stress limits of the airplane which resulted in an in-flight break-up.NTSB CHI93FA378Accident · 2 fatalField investigationFinal reportAero Commander 690A · Lansing, MIwas the pilot-in-command not maintaining aircraft control during the intermittent operation of the electrically operated attitude gyro. Factor's associated with this accident are an fluctuating (intermittent) electrical system inverter and the…NTSB MIA93FA200Accident · 1 fatalField investigationFinal reportBeech C35 · Ocklawaha, FLFailure of a propeller blade for an undetermined reason, and failure of the pilot to maintain adequate airspeed, which resulted in an inadvertent stall. Factors related to the accident were: low pass performed by the pilot, and his possible impairment from…NTSB SEA93LA207Accident · No injuriesLimited investigationFinal reportBell UH-1B · Pierce, IDSeparation of the 90 degree gearbox after fatigue failure of the gearbox attach bolts. Factors include hilly/mountainous terrain.NTSB MIA93LA202Accident · No injuriesLimited investigationFinal reportCessna 172M · Hollywood, FLInadvertent exceeding of vfe with the flaps extended by the student pilot while practicing maneuvers.NTSB CHI93IA372Incident · No injuriesIncident investigationFinal reportBoeing 737-3B7 · Indianapolis, INan undetermined problem which resulted in the physical impairment of flight attendants, passengers and the first officer.NTSB CHI93LA373Accident · No injuriesLimited investigationFinal reportBeech 18-C45G · Jeffersonville, INthe mechanical binding of the landing gear extension mechanism.NTSB CHI93LA365Accident · No injuriesLimited investigationFinal reportGrumman AA5B · Aurora, ILthe fatigue failure and separation of a portion of propeller blade during cruise flight. Related factors are the damage to the flat face of the blade, and inadequate maintenance inspection of the propeller.NTSB FTW93LA261Accident · Minor injuriesLimited investigationFinal reportCulver V · Carlsbad, NMAn inadvertent stall when the pilot lowered the landing gear. A factor was a leaking o-ring in the propeller governor.NTSB SEA93LA217Accident · No injuriesLimited investigationFinal reportBeech G35 · Arlington, WAFracture of the left stabilizer spar.NTSB BFO93IA176Incident · No injuriesIncident investigationFinal reportDouglas DC-8-63 · Toledo, OHThe operator maintenance personnel's failure to perform an adequate inspection of the airplane, which led to a worn aileron cable which separated in flight and caused a loss of control.NTSB BFO93IA175Incident · No injuriesIncident investigationFinal reportBoeing 757-200ER · Jamaica, NYThe failure of the left hydraulic pressure switch, which caused the left yaw damper module to become inoperative resulting in uncommanded rudder movements during flight.NTSB NYC93IA184Incident · No injuriesIncident investigationFinal reportBoeing 747-200 · New York, NYThe improper installation of the fairing by company maintenance personnel, resulting in the infligh separation of the fairing in flight.NTSB BFO93FA167Accident · 2 fatalField investigationFinal reportPiper PA-32RT-300T · Marshall, VAAn inadequate annual inspection of the airplane and non-compliance with airworthiness directives by company maintenance personnel.NTSB CHI93IA354Incident · No injuriesIncident investigationFinal reportBoeing 737-300 · St. Louis, MOa failure of the left outboard foreflap due to the loss of the bolts that hold the inboard sequencing carriage to the foreflap attach lug.NTSB CHI93LA353Accident · No injuriesLimited investigationFinal reportBurkhart Grob G-103 Twin Astir · New Douglas, ILFailure of the glider tow attachment. Factors related to the accident were the improper emergency procedure by the student, and the flight instructor's delayed remedial action..NTSB CHI93IA352Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas DC-9-82 · St. Louis, MOa fatigue failure of the power transfer unit caused by a material defect which resulted in a total hydraulic system failure.NTSB BFO93LA149Accident · Serious injuriesLimited investigationFinal reportLach Bensen B-8M · Fall River, MAFATIGUE FAILURE OF THE GYROCOPTER'S MAIN ROTOR CONTROL ARM. fACTORS RELATED TO THE ACCIDENT WERE: A LOOSE CLAMP ON THE ROTOR CONTROL ARM, DUE TO INADEQUATE MAINTENANCE OR INSPECTION, WHICH RESULTED IN CHAFING OF THE CONTROL ARM.NTSB CHI93IA382Incident · No injuriesIncident investigationFinal reportFairchild SA-227-AC · Grand Rapids, MNthe fractured aileron cable and other maintenance personnel's inadequate maintenance/adjustment.NTSB LAX93LA338Accident · No injuriesLimited investigationFinal reportBeech 95 · Kingman, AZthe fatigue cracking of the propeller blade retention screw. A factor was the maintenance service bulletins for the propeller were not performed on the accident airplane.NTSB MIA93LA185Accident · Serious injuriesLimited investigationFinal reportKeuthan Buccaneer II · Cocoa, FLFailure of maintenance personnel to properly reinstall a bolt and nut in the elevator control linkage, which resulted in a disconnect of the linkage and loss of elevator control.NTSB SEA93FA186Accident · No injuriesField investigationFinal reportDassault DA-10 · Hailey, IDThe pilot-in-command's improper procedures. Factors include failure of an electrical relay, inoperative thrust reverser, poor crew coordination, and the second-in-command's improper procedures.NTSB BFO93FA147Accident · No injuriesField investigationFinal reportMooney M20B · Landover, MDFatigue failure of a propeller blade, which resulted in severe engine vibration and subsequent damage to the airplane. The lack of suitable terrain for a forced landing was a related factor.NTSB CHI93LA334Accident · Minor injuriesLimited investigationFinal reportBurkhart Grob G103 · Hinckley, ILthe failure of the cockpit canopy.NTSB CHI93DEM02Accident · Minor injuriesFinal reportSheats FALCON-XP · Zeeland, MIan inadequate maintenance inspection by the pilot/owner and the separation of the wing skin.NTSB CHI93FA329Accident · 2 fatalField investigationFinal reportCessna 310N · Rockford, ILan arcing electrical relay (solenoid) and subsequent overheating/fire of the starter wiring and adjacent fuel lines.