NTSB investigations, 1996
148 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\") = 1996
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") = 1996 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 ATL97LA031Accident · No injuriesLimited investigationFinal reportCessna 310Q · Selma, ALThe failure of maintenance personnel to correctly repair and install the pilot's seat.NTSB LAX97FA069Accident · No injuriesField investigationFinal reportde Havilland DHC-8 · Honolulu, HIA failure of the normal landing gear extension system due to a hydraulic leak, and the failure of the airplane's emergency landing gear extension system due to inadequate servicing by company maintenance personnel. Factors were the emergency landing gear…NTSB MIA97LA038Accident · Minor injuriesLimited investigationFinal reportBell 47G · Lantana, FLan undetermined throttle problem, which resulted in a stuck (binding) throttle; and inadequate remedial action by the pilot, which led to a hard landing and subsequent nose over.NTSB MIA97LA036Accident · 1 fatalLimited investigationFinal reportBeech 18G · Roosevelt Roads, PRThe pilot's improper planning/decision concerning separation of the left engine cowling. Factors relating to the accident were: the pilot's failure to perform weight and balance calculations, and/or to ensure the airplane was loaded in accordance with company…NTSB CHI97IA041Incident · No injuriesIncident investigationFinal reportBoeing 757-225 · Terre Haute, INinadequate installation of electrical wiring for an audio entertainment system associated with Supplemental Type Certificate (STC) SA5537NM, and a subsequent short in the wiring. Factors relating to the accident were: inadequate design (installation…NTSB IAD97LA028Accident · No injuriesLimited investigationFinal reportHughes 269C · Mayfield, KYdisengagement of the main transmission aft pinion nut, allowing the tail rotor splined drive sleeve to disengage from the pinion, which resulted in loss of directional control and an emergency (autorotative) landing.NTSB FTW97FA051Accident · 3 fatalField investigationFinal reportEurocopter AS350B2 · High Island A20This case was modified 6/26/2006. The failure of the tail rotor pitch change link due to a fatigue fracture, which resulted in a loss of tail rotor control and separation of the aft tailboom.NTSB ATL97LA027Accident · No injuriesLimited investigationFinal reportBeech 35 · Lafayette, GAfailure of maintenance personnel to balance the ruddervator assemblies after they had been reskinned and painted, which resulted in flutter and subsequent damage to the empennage.NTSB CHI97IA034Incident · No injuriesIncident investigationFinal reportAirbus Industrie A-320-211 · Romulus, MIrestricted movement of the autopilot mode engagement/disengagement lever bearing in the rudder artificial feel and trim unit. A factor relating to this incident was: company management not implementing the respective service bulletin.NTSB NYC97LA020Accident · No injuriesLimited investigationFinal reportZukowski EAA Biplane · Williamsport, PAthe pilot's inadequate preflight preparation, which resulted in opening of the unsecured canopy during the takeoff roll, and subsequent loss of directional control and a nose over. A factor was: the pilot's failure to use a checklist.NTSB CHI97FA030Accident · Serious injuriesField investigationFinal reportBoeing 737-222 · Grand Rapids, MIa passenger sustained a fractured ankle during an emergency evacuation for undetermined reasons.NTSB CHI97IA029Incident · No injuriesIncident investigationFinal reportBeech 1900D · Hopkensville, KYthe materials used in the new windshield, to meet new EPA requirements, were inadequate for the design.NTSB IAD97IA018Incident · No injuriesIncident investigationFinal reportMcDonnell Douglas MD-11 · Dayton, OHFailure of the output drive unit shear pin due to lack of lubrication to the screw actuator assemblies. Contributing to the cause was the aircraft manufacturer's production and inspection personnel failing to lubricate the screw assemblies after initial…NTSB NYC97FA013Accident · 2 fatalField investigationFinal reportPiper PA-34-200T · Lehman Township, PAThe failure of the forward fuselage nose assembly for an undetermined reason, which resulted in an in-flight breakup of the airplane.NTSB SEA97LA025Accident · 1 fatalLimited investigationFinal reportGarlick TH-1L · Leavenworth, WAFatigue failure of the vertical stabilizer spar cap and subsequent loss of the rotorcraft's vertical stabilizer. Factors include inadequate inspection or trouble-shooting of the aircraft tail cone and vertical stabilizer at and after the time sheet-metal…NTSB FTW97FA033Accident · 1 fatalField investigationFinal reportSchweizer SGS 1-36 · Boulder, COThe pilot exceeding the design stress limits of the aircraft by performing an aerobatic maneuver, resulting in total failure of the wing spar.NTSB IAD97LA013Accident · No injuriesLimited investigationFinal reportCessna 140 · Wakefield, VAuncommanded operation of the parking brake, due to a missing tension spring, which resulted in locked brakes and subsequent nose over of the airplane during landing.NTSB LAX97LA019Accident · No injuriesLimited investigationFinal reportAero Commander 690 · Phoenix, AZfailure of the main landing gear to fully engage in the down-and-locked position for undetermined reason(s). Loss of hydraulic pressure to the main gear for undetermined reasons(s) was a related factor.NTSB ATL97LA006Accident · No injuriesLimited investigationFinal reportCessna 337G · Fayetteville, NCThe unapproved maintenance modification of the landing gear electrical system by maintenance personnel that prevented the extension of the landing gear.NTSB LAX97LA005Accident · No injuriesLimited investigationFinal reportNorth American F-86 · Salinas, CAan internal failure of a hydraulic pump, which resulted in contamination in the hydraulic system and subsequent loss of the braking system. Factors related to the accident included the proximity of a fence and rough/uneven terrain adjacent to the runway.NTSB FTW97LA007Accident · No injuriesLimited investigationFinal reportHispano Aviacion HA-200 Saeta · Elk City, OKThe loss of aircraft control due to a fuel imbalance as a result of a partial failure of the fuel jettison system. A factor was that fuel could not be transferred from the left wing tip fuel tank to the rear fuselage fuel tank.NTSB SEA97FA001Accident · 3 fatalField investigationFinal reportBoeing Vertol BV-107 II · Canby, ORfailure of maintenance personnel to install a cotter pin in a clevis bolt in the flight control system, which resulted in the aft directional and lateral control output pushrod to become disconnected from a bellcrank in the forward portion of the first stage…NTSB CHI96FA353Accident · 4 fatalField investigationFinal reportCessna 195 · Greenville, MOthe pilot's decision to fly into known adverse weather which resulted in an overload failure and separation of the left wing.NTSB IAD96LA153Accident · No injuriesLimited investigationFinal reportCessna 188 · Pataskala, OHdeterioration and fuel leakage from an engine fuel hose (with a service life that had been exceed, due to inadequate maintenance), which resulted in an engine compartment fire and subsequent damage to the airplane.NTSB SEA96LA219Accident · Minor injuriesLimited investigationFinal reportKaman HH-43 B/F · Troy, MTfailure of the freewheeling sprag unit bearings for undetermined reasons.NTSB ATL96LA131Accident · No injuriesLimited investigationFinal reportBeech A23 · Tarboro, NCfatigue failure of the propeller blade. Factors relating to the accident were: corrosion pit(s) on the propeller blade, and inadequate maintenance/inspection of the propeller.NTSB ATL96LA129Accident · Minor injuriesLimited investigationFinal reportBell 47G-4A (Soloy) · Belmont, MSfailure of the aft universal joint of the tail rotor drive shaft, due to inadequate lubrication by company maintenance personnel. A factor relating to the accident was the pilot's delay in discontinuing the flight after noting a progressively worse tail rotor…NTSB CHI96FA334Accident · 2 fatalField investigationFinal reportThocker RV-4 · Muncie, INwas the in-flight disconnection of the horizontal and vertical stabilizer forward attachments.NTSB SEA96FA214Accident · 1 fatalField investigationFinal reportMudry CAP 10B · Fairchild Afb, WAloss of control due to a jammed aileron pushpull tube, due to improper installation/routing of electrical wire bundles through the right aileron bellcrank mechanism by unknown person(s).NTSB FTW96LA385Accident · Minor injuriesLimited investigationFinal reportHiller UH12E · Hamburg, ARThe loss of tail rotor control as result of a tail rotor blade strike by a partially disconnected ballast weight, due to a disconnected pin. A factor was the lack of suitable terrain for the forced landing.NTSB FTW96LA381Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Biscoe, ARBinding of the flight control system for an undetermined reason.NTSB CHI96LA328Accident · No injuriesLimited investigationFinal reportCessna 182P · Cahokia, ILthe pilot misjudged his planned approach during the precautionary landing and the failed to obtain a proper touchdown point. Factors relating to the accident were: the loose oil filler cap, the uneven terrain on which the landing was made, the runway lights…NTSB FTW96FA373Accident · 1 fatalField investigationFinal reportBeech D55 · Corsicana, TXThe pilot's failure to maintain minimum control airspeed which resulted in the loss of control. Factors were the bent collar of the left main fuel tank refueling neck which resulted in fuel siphoning from the tank in flight, the pilot's failure to follow…NTSB LAX96LA327Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Kernville, CAbrake failure due to a stripped brake fitting that allowed the brake fluid to leak out of the system. The failure of maintenance personnel to detect and repair the faulty brake line during the last 100-hour inspection, and the pilot's failure to perform a…NTSB SEA96LA206Accident · No injuriesLimited investigationFinal reportPiper PA-22-108 · Ashland, ORinadequate inspection of the airplane by maintenance personnel,and a worn exhaust clamp, which resulted in a disconnected exhaust pipe, exhaust leak, burning and shorting of electrical wiring associated with the voltage regulator, and a cabin fire.NTSB CHI96IA320Incident · No injuriesIncident investigationFinal reportCessna 525 · Milwaukee, WIan uncontained failure of a high pressure turbine disk blade retention post due to fatigue. A factor relating to the incident was: inadequate design of the high pressure turbine disk. Fretting on the leading side of the lobe near the fracture origin may have…NTSB CHI96LA317Accident · Serious injuriesLimited investigationFinal reportPiper PA-32R-301 · Stewartville, MNthe pilot's improper in-flight planning/decision, which resulted in a failure to reach the proper touchdown point for the landing. The fractured nose gear shimmy damper attaching collar and the jammed nose gear were related factors.NTSB CHI96FA314Accident · 1 fatalField investigationFinal reportPiper PA-32R-300 · Medford, MNfailure of the pilot to maintain control of the airplane, due to spatial disorientation. Factors relating to the accident were: failure of the (primary) vacuum system and a restriction in the (standby) vacuum system.NTSB FTW96LA360Accident · Minor injuriesLimited investigationFinal reportCresap Early Bird Jenny · Kersey, COFailure of the throttle linkage. A related factor was the lack of suitable terrain for the forced landing.NTSB LAX96FA317Accident · No injuriesField investigationFinal reportCessna 441 · Phoenix, AZblockage of the fuel vent system due to mud from wasp nest(s). Inadequate maintenance was a related factor.NTSB FTW96LA402Accident · No injuriesLimited investigationFinal reportCessna TR182 · Telluride, COfailure of the generator control unit (GCU), which resulted in a total electrical failure and failure of the main landing gear to lock in place.NTSB ATL96FA123Accident · 2 fatalField investigationFinal reportBurkhart Grob G-115D · Indiantown, FLfailure of maintenance personnel to rebalance the flight controls after the airplane had been repainted, which resulted in rudder flutter and in-flight breakup of the airplane.NTSB SEA96TA192Accident · No injuriesFinal reportBell UH-1H · Pendleton, ORundetermined malfunction/failure of a flight control or hydraulic system. Rough terrain in the emergency landing area was a related factor.NTSB ATL96LA120Accident · No injuriesLimited investigationFinal reportGreat Lakes GL2T-1A-2 · Montgomery, ALThe locked rudder in a fully deflected position which resulted in the pilot's inability to maintain directional control.NTSB NYC96IA169Incident · No injuriesIncident investigationFinal reportBoeing 727-232 · Howard Beach, NYfatigue failure of the fore flap attachment fitting, due to grinding marks on the fitting.NTSB FTW96LA348Accident · Minor injuriesLimited investigationFinal reportVans RV-4 · Van Horn, TXloss of engine power due to a cracked oil cooler, which led to the loss of all lubricating oil and an engine seizure. The lack of suitable terrain for a forced landing was a related factor.NTSB SEA96LA190Accident · No injuriesLimited investigationFinal reportAviat A-1 · Worland, WYoverload failure of the landing gear axle, after its design stress limits had been exceeded at some undetermined time.NTSB SEA96LA188Accident · Minor injuriesLimited investigationFinal reportJonas Exec 90 · Hermiston, ORslippage of the drive belts, while hover taxiing in ground effect, which resulted in loss of power to the rotor system; and inadequate remedial action by the pilot, which led to a roll over during touch down (forced landing). A factor relating to the accident…NTSB SEA96FA187Accident · Serious injuriesField investigationFinal reportGarlick UH-1H · Coeur D'Alene, IDFatigue fracture of the left forward vertical stabilizer spar, resulting in loss of the vertical stabilizer and tail rotor and subsequent loss of control. A factor was insufficient applicability (by make and model) of an existing FAA airworthiness directive…NTSB MIA96LA209Accident · Serious injuriesLimited investigationFinal reportHughes 269A · Cottondale, FLimproper assembly of the main rotor blade dampners by a mechanic which resulted in the helicopter being damaged by ground resonance.