NTSB investigations, 1993
315 cases where the phase of flight was Maneuvering.
Cases per year
| 1964 | 415 |
|---|---|
| 1965 | 419 |
| 1966 | 366 |
| 1967 | 410 |
| 1968 | 394 |
| 1969 | 360 |
| 1970 | 330 |
| 1971 | 384 |
| 1972 | 359 |
| 1973 | 407 |
| 1974 | 410 |
| 1975 | 407 |
| 1976 | 480 |
| 1977 | 443 |
| 1978 | 433 |
| 1979 | 384 |
| 1980 | 377 |
| 1981 | 374 |
| 1982 | 416 |
| 1983 | 476 |
| 1984 | 462 |
| 1985 | 402 |
| 1986 | 357 |
| 1987 | 357 |
| 1988 | 349 |
| 1989 | 313 |
| 1990 | 307 |
| 1991 | 350 |
| 1992 | 309 |
| 1993 | 315 |
| 1994 | 322 |
| 1995 | 320 |
| 1996 | 279 |
| 1997 | 262 |
| 1998 | 259 |
| 1999 | 267 |
| 2000 | 281 |
| 2001 | 257 |
| 2002 | 241 |
| 2003 | 263 |
| 2004 | 224 |
| 2005 | 212 |
| 2006 | 203 |
| 2007 | 222 |
| 2008 | 234 |
| 2009 | 208 |
| 2010 | 222 |
| 2011 | 250 |
| 2012 | 236 |
| 2013 | 216 |
| 2014 | 199 |
| 2015 | 217 |
| 2016 | 177 |
| 2017 | 201 |
| 2018 | 187 |
| 2019 | 197 |
| 2020 | 165 |
| 2021 | 186 |
| 2022 | 186 |
| 2023 | 191 |
| 2024 | 165 |
| 2025 | 145 |
| 2026 | 92 |
Where
Latest cases
Query with SQL
duckdb -csv -c "WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e.\"tier1Number\" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e.\"isDefiningEvent\", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e.\"tier1Number\" GLOB '[1-9][0-9]*'
AND (e.\"isDefiningEvent\" OR e.case_mkey IN (SELECT \"mKey\" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE \"isPre1982\"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o.\"phaseOfFlightCode\", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o.\"phaseOfFlightCode\"
WHERE o.aircrafts_position = 1 AND o.\"occurrenceNumber\" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c.\"eventDate\", c.\"highestInjuryLevel\" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c.\"eventDate\" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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 case_mkey FROM case_phases WHERE main = 450)
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.
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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 case_mkey FROM case_phases WHERE main = 450)
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 SEA94LA044Accident · No injuriesLimited investigationFinal reportSommerauer Glasair I RG · Ogden, UTA loose fuel line fitting, and fuel starvation. Factors include an intentional wheels up forced landing, and soft rough/uneven terrain.NTSB ATL94LA035Accident · No injuriesLimited investigationFinal reportKaman HH-43B/F · Mobile, ALAn inadequate major repair by company maintenance personnel who failed to install the cotter pin which secured the retaining nut of the right main rotor hub teeter pin.NTSB LAX94LA084Accident · No injuriesLimited investigationFinal reportTexas Helicopter OH-13E/M74L · Los Banos, CAA failure of the pilot to utilize carburetor heat. The carburetor icing conditions were a factor in the accident.NTSB ATL94LA032Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Edisto Island, SCFailure of the pilot to use carburetor heat, while maneuvering and changing altitudes, which resulted in carburetor ice. A factor related to the accident was that weather conditions were favorable for the formation of carburetor ice.NTSB LAX94LA080Accident · 2 fatalLimited investigationFinal reportCessna 150G · Truckee, CAThe pilot's impaired judgment and impaired performance, while under the influence of drugs, that resulted in his failure to maintain sufficient altitude and clearance above the mountainous terrain and obstructions (power line & trees).NTSB LAX94LA076Accident · No injuriesLimited investigationFinal reportHughes 369D · Waimea, Kauai, HIAn inadequate engine compressor cleaning procedure specified in the manufacturer's service letter, which resulted in the total loss of engine power due to contamination, blockage, and collapse of the fuel nozzle inlet screen. Factors in the accident were: the…NTSB NYC94FA040Accident · 2 fatalField investigationFinal reportAero Commander 500A · White Mills, PAwas the fracture and separation of the airplane wing, and the subsequent loss of control and collision with trees, as a result of the pilot's repeated performance of acrobatic maneuvers, which exceeded the design limits of the airplane.NTSB NYC94LA049Accident · 3 fatalLimited investigationFinal reportMooney M20J · Jones Beach, NYwas the pilot's failure to maintain control of the airplane, resulting in the airplane impacting with the water. Also casual in this accident was the pilot's total lack of experience in this type of aircraft, and operations. A factor in this accident was the…NTSB FTW94LA055Accident · No injuriesLimited investigationFinal reportEbershoff Steen Skybolt · Erie, COWas flutter of the flight controls.NTSB SEA94LA039Accident · No injuriesLimited investigationFinal reportHiller-Soloy UH-12D · Sublimity, ORFuel exhaustion due to inadequate preflight and refueling not acomplished.NTSB ATL94LA027Accident · Minor injuriesLimited investigationFinal reportWonder VAN'S Acft RV-6 · Ridgeland, SCImproper installation of the magnetos by maintenance personnel, which allowed the right magneto to come loose, oil to escape from the engine, and subsequent oil starvation.NTSB NYC94LA034Accident · 1 fatalLimited investigationFinal reportCessna 182Q · Nantucket, MAThe pilot's inability to control the airplane due to alcoholic impairment.NTSB MIA94FA034Accident · 1 fatalField investigationFinal reportCessna 150J · Delray Beach, FLThe pilot-in-command's failure to maintain altitude while maneuvering. This resulted in the pilot becoming spatially disoriented, and subsequent in-flight collision with the ocean. Contributing to the accident was the dark night with no visible horizon.NTSB LAX94FA065Accident · 2 fatalField investigationFinal reportPiper PA-18-150 · Payson, AZImproper in-flight planning/decision by the pilot, and his failure to maintain adequate airspeed, which resulted in an inadvertent stall/spin. Factors related to the accident were: pilot impairment from improper use of prescription drugs (not approved for…NTSB ATL94LA026Accident · No injuriesLimited investigationFinal reportCessna 150 · Griffin, GAFuel starvation caused by foreign matter blockage of the fuel tank vent system.NTSB CHI94LA043Accident · Serious injuriesLimited investigationFinal reportCleveland Piel Emeraude CP-304 · Warrensburg, MOthe intentional entry of a stall/spin by the student pilot.NTSB ATL94LA025Accident · Minor injuriesLimited investigationFinal reportSikorsky H34-G · Walterboro, SCThe seizure of the aircraft throttle to engine linkage for unknown reasons.NTSB MIA94FA031Accident · 1 fatalField investigationFinal reportMooney M20E · Jacksonville, FLFailure of the pilot to maintain adequate airspeed, while maneuvering at low altitude, which resulted in an inadvertent stall. A factor related to the accident was: the lack of altitude for recovery from a stall.NTSB MIA94FA030Accident · 1 fatalField investigationFinal reportPiper PA-28-151 · Daytona Beach, FLLoss of aircraft control for an undetermined reason.NTSB MIA94LA029Accident · Minor injuriesLimited investigationFinal reportHiller UH-12E · Moore Haven, FLFailure of the pilot-in-command to maintain aircraft control following loss of engine power for undetermined reasons.NTSB LAX94LA057Accident · Minor injuriesLimited investigationFinal reportBellanca 8KCAB · Buckeye, AZA loss of engine power due to fuel system contamination. A factor in the accident was the soft terrain in the landing area.NTSB LAX94FA058Accident · 3 fatalField investigationFinal reportSiai-Marchetti F-260 · Santa Monica, CAthe dual student pilot's failure to maintain minimum air speed in flight which resulted in an inadvertent stall/spin. Contributing to the accident was the improper weight and balance, inadequate altitude, and inadequate supervision.NTSB MIA94LA026Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Labelle, FLThe pilot-in-command exceeding the structural limits of the airplane's design limits by in-flight over-stress that resulted in damage to the gear extension system, fuselage and control surfaces.NTSB LAX94LA066Accident · No injuriesLimited investigationFinal reportYakovlev YAK-55M · Greenfield, CAUndetermined.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 SEA94LA036Accident · Minor injuriesLimited investigationFinal reportAero Commander S2R · Pasco, WAThe pilot in command's failure to maintain clearance with the irrigation sprinkler system.NTSB NYC94FA027Accident · 1 fatalField investigationFinal reportPiper PA-28-161 · Kinnelon, NJThe loss of engine power for undetermined reasons.NTSB FTW94FA036Accident · 2 fatalField investigationFinal reportCessna 152 · Guthrie, OKWas the pilot-in-command continued VFR flight into IMC. A factor was fog.NTSB SEA94LA246Accident · 2 fatalLimited investigationFinal reportFlake Talon XP · Estacada, ORFailure of the pilot to maintain sufficient altitude and/or clearance from mountainous terrain. Factors relating to the accident were: the terrain condition and flight into an area with adverse weather and unfavorable winds.NTSB SEA94LA031Accident · Serious injuriesLimited investigationFinal reportCessna 150G · Kirkland, WAThe pilot in command's failure to maintain clearance with the tree. A factor contributing to the accident was the pilot in command's ostentatious display.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 LAX94FA048Accident · 4 fatalField investigationFinal reportBeech V-35 · Shaver Lake, CAAn in-flight breakup of the airplane following the pilot's continued VFR flight into IMC conditions during which directional control of the airplane was not maintained, and the design limits of the airplane were exceeded. The pilot's inadequate evaluation of…NTSB BFO94FA005Accident · 2 fatalField investigationFinal reportCessna 152 · Walkersville, MDImproper planning/decision by the instructor pilot (CFI) by teaching stalls and slow flight to a pre-solo student on a dark night, and the instructor's failure to maintain (or regain) control of the airplane, due to spatial disorientation. Factor's related to…NTSB FTW94FA031Accident · 1 fatalField investigationFinal reportPiper PA-24-250 · Longview, TXPoor judgment of the pilot due to impairment from consumption of alcohol and use of a drug (marijuana), and his failure to correct a descent, while maneuvering at low altitude. A factor related to the accident was: the pilot's psychological condition.NTSB CHI94LA034Accident · 1 fatalLimited investigationFinal reportCessna 175 · Hot Springs, SDThe failure of the pilots to maintain sufficient altitude to ensure terrain clearance. Factors which contributed to the accident were: the dark night and rising terrain.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 MIA94LA016Accident · Minor injuriesLimited investigationFinal reportLovern Pitts S1C · Miami, FLInadequate preflight by the pilot-in-command resulting in the total loss of engine power due to fuel exhaustion.NTSB LAX94LA037Accident · No injuriesLimited investigationFinal reportRobinson R-22 · Sacramento, CAImproper remedial action by the student pilot. Lack of total experience is a factor.NTSB FTW94FA025Accident · 2 fatalField investigationFinal reportCessna 152 · Van Horn, TXWas the pilot's attempt to perform aerobatics at low altitude and the inadvertent stall. A factor was the pilot's ostentatious display.NTSB LAX94LA033Accident · No injuriesLimited investigationFinal reportRobinson R22A · Santa Rosa, CAthe separation of the tail rotor due to a collision with a mylar balloon and the subsequent hard landing during an autorotation. A factor in the accident was the dark night lighting conditions which limited the pilot's ability to see and avoid the balloon.NTSB FTW94FA023Accident · 1 fatalField investigationFinal reportBellanca 8KCAB · Saratoga, ARThe pilot-in-command's performance of aerobatics at an altitude where it was not possible to maintain clearance.NTSB FTW94LA021Accident · 1 fatalLimited investigationFinal reportBell 206B · W. Cameron 240The pilot's failure to maintain proper altitude while maneuvering. Factors were his continued flight into known adverse weather and his self-induced pressure to complete the flight.NTSB ATL94FA010Accident · 1 fatalField investigationFinal reportGrumman American AA-5A · Richmond Hill, GAThe pilot's failure to maintain an adequate altitude above the water. And his physical impairment due to drugs.NTSB LAX94LA027Accident · No injuriesLimited investigationFinal reportSchweizer SGS 2-33A · Mokuleia, HIthe student pilot's misjudgement of descent rate and terrain clearance while manuevering along a ridgeline. Factors in the accident were the downdrafts and the mountainous/hilly nature of the terrain.NTSB LAX94LA026Accident · No injuriesLimited investigationFinal reportCessna 177B · Pleasant Grove, CAThe failure of the starter to turn the engine over due to inadequate maintenance and inspection.NTSB DCA94GA010Accident · 3 fatalClass 1Final reportBeech 300/F · Front Royal, VAthe failure of the pilot-in-command to ensure that the airplane remained in visual meteorological conditions over mountainous terrain, and the failure of the Federal Aviation Administration executives and managers responsible for the FAA flying program to:…NTSB CHI94LA025Accident · No injuriesLimited investigationFinal reportCessna 150M · Franklin, WIFailure of the instructor pilot (CFI) to use carburetor heat during the simulated engine failure, which resulted in carburetor ice and loss of engine power. Factors related to the accident were: carburetor icing conditions and the crop in the emergency…NTSB CHI94LA024Accident · 1 fatalLimited investigationFinal reportPiper PA-28-181 · Woonsocket, SDthe pilot misjudging the airplane's clearance under the wires. Factors related to the accident were the performance of a low pass and the wires which were contacted.NTSB SEA94FA018Accident · 1 fatalField investigationFinal reportCessna 172K · North Bend, ORLoss of control while in flight due to pilot incapacitation from atherosclerotic heart disease.