NTSB investigations
20,559 cases where the phase of flight was Initial climb.
Cases, newest first
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 c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 350)
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 c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 350)
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 LAX82DA186Accident · No injuriesFinal reportBell 47G2 · Santa Maria, CAThe helicopter contacted the platform with a landing skid and rolled over during an attempted takeoff. As the helicopterlifted off of a truck mounted platform a skid became fouled by the truck and a dynamic roll-over occurred.NTSB CHI82DA178Accident · No injuriesFinal reportBalloon Works FIREFLY-7 · Wyoming, MIThe pilot was attempting to takeoff from a parking lot. He stated that when the Balloon was about 15 feet from the ground a gust of wind pushed the Balloon down into some trees and an apartment house.NTSB FTW82DA183Accident · No injuriesFinal reportChampion 7EC · Southlake, TXDuring takeoff, the private pilot sitting in the front seat, thought the cowling was loose. The pilot informed the owner and commercial pilot in the rear seat who took control and decided to return to the airport. The pilot landed short of the runway and the…NTSB MIA82FA120Accident · 1 fatalField investigationFinal reportPiper P-60-601P · Titusville, FLShortly after takeoff witnesses observed the acft in a steep left bank descending until it crashed approximately 1200 ftnw of the departure end of the rwy. According to the pax the initial climb distracting the attention of the plt who lostcontrol of the acft…NTSB LAX82DA181Accident · Minor injuriesFinal reportGrumman G-164 · 10 West Of Bigg, CADuring takeoff, the engine began to vibrate and lose power. While landing in the only available area, one of the main gear dug into a soft spot and the aircraft flipped over. An investigation revealed that the no. 4 cylinder had become cracked from the front…NTSB NYC82FHD19Accident · No injuriesFinal reportLuscombe 8A · Bargaintown, NJAt about 50 ft AGL after takeoff the eng lost power & the acft settled into trees. The plt stated the eng quit due to carburetor ice. The eng was tested & operated normally.NTSB NYC82FFA05Accident · Serious injuriesFinal reportNavion A · Hancock, NYThe pilot reported that during takeoff, he climbed to about 20 to 30 ft and raised the gear. At about that time, the aircraft began to sink. He stated that he pulled the power off just before the aircraft hit the ground a few miles from the airport. An…NTSB CHI82DA172Accident · No injuriesFinal reportOldfield Baby Lakes · Middlefield, OHThe aircraft quit during takeoff climb. The pilot reversed course and the engine started again for a short period then stopped. The pilot attempted to land on a taxiway but hit the raised lip of the taxiway. The right main landing gear failed. No preimpact…NTSB CHI82DA167Accident · No injuriesFinal reportPiper PA-22-150 · Harrison, MIDuring takeoff the pilot failed to clear a chain link fence. The aircraft collided with a ditch and the left main landing gear collapsed.NTSB MKC82DA080Accident · No injuriesFinal reportBell 47G-2 · Osage Beech, MOShortly after the helicopter cleared the helipad the pilot noticed that although he had the cyclic positioned in the full forward position against the stop the airspeed was gradually decaying. The pilot then removed his seatbeat and moved forward. Along with…NTSB LAX82FA174Accident · No injuriesField investigationFinal reportMartin 404 · Madera, CAAfter takeoff the aircraft was observed to trail a brown substance. About 3 miles from the airport the right engine oil pressure dropped. The pilot decided to return to the airport. When he thought the runway was attainable he lowered the flaps; however, a…NTSB FTW82DA186Accident · No injuriesFinal reportCessna 150 · Knowles, OKDuring a cross country flight the student pilot elected to land in a pasture near his home. On takeoff the aircraft collided with a fence resulting in substantial damage to the aircraft. The pilot returned to the pasture and landed without further incident.…NTSB FTW82DA179Accident · Minor injuriesFinal reportGrumman G-164A · Farmington, NMOn takeoff for an aerial application flight at maximum gross weight the aircraft began to settle. The aircraft impacted the ground in a slightly nose-down attitude. Investigation revealed the accident site elevation was 5300 feet MSL and the takeoff was made…NTSB FTW82DRG32Accident · Serious injuriesFinal reportAir Tractor 301 · Mcallen, TXThe pilot reported that the engine failed shortly after takeoff. The aircraft was substantially damaged when it hit a canal bank at the end of the airstrip. According to the operator, the blower section failed which resulted in the loss of power.NTSB ATL82DKJ13Accident · Minor injuriesFinal reportCessna 150 · Wheeler, ALThe pilot reported that during takeoff, the aircraft made a sharp, uncontrollable turn to the right when he was about 50 ft AGL. He stated that he could not hold the aircraft straight and it went down on the grass runway. Automotive fuel was found in the…NTSB FTW82FA173Accident · 2 fatalField investigationFinal reportGulfstream American 980(695) · Carlsbad, NMThe acft crashed about 1/2 mi sw of the departure end of rwy 32L. The rwy had been illuminated at the time of takeoff with the acft making a left turn into an area that was not illuminated toward the mountains. It was a very dark night with an…NTSB CHI82DA164Accident · Minor injuriesFinal reportGrumman AA5 · Brookville, OHOn takeoff with 3 passengers and full fuel the pilot pulled the nose up and pushed the nose back down to build airpseed. The aircraft became uncontrollable, veered to the left, nosed over impacting the ground left wing first. The field elevation is 1040 feet…NTSB ATL82FIJ02Accident · 2 fatalFinal reportPiper PA-12 · Dunbar, WVThe pilot took off eastbound toward multiple power lines that crossed the river. The aircraft climbed to about 100 feet and was turning left away from the wires when it nosed over and crashed into the river. The pilot did not have a seaplane rating but had…NTSB ATL82DA129Accident · No injuriesFinal reportBeech A23-24 · Kingston, TNDuring takeoff, the engine lost power at about 300 ft AGL and the pilot ditched the plane in a lake. After the ditching, the pilot egressed from the plane and enter a fishing boat that pulled up alongside. Shortly after that, the plank sank. After the…NTSB DEN82DA082Accident · No injuriesFinal reportBellanca 17-31ATC · Walsh, COThe pilot reported that during takeoff, the engine lost power at about 75 ft AGL. While making a forced landing, the aircraft struck large pipes that were laying on the ground. An investigation revealed the engine would run satisfactorly as long as the…NTSB MKC82DA073Accident · No injuriesFinal reportTaylor Monoplane · Walden, MOThis was the aircraft's first flight as well as the pilot's first flight in this make and model. It was a home built plane that the pilot had recently completed. The pilot tookoff on runway 15 with wind from 190 degrees at 16 gusting 24 knots. During the…NTSB LAX82FA163Accident · Serious injuriesField investigationFinal reportThunder Balloons LTD. · Fountain Valley, CAThe pilot stated the balloon was inflated and established weigh-off procedures were conducted. At the end of the weight-off procedure, as the balloon was being walked by the ground handlers, an increase in wind velocity caused the basket to be pulled free…NTSB FTW82DA169Accident · No injuriesFinal reportGrumman G164A · Welsh, LADuring the initial takeoff with a load of fertilizer the engine lost power and the load was dumped. A forced landing wasmade in a plowed, wet field and the aircraft nosed over. Investigation revealed the cylinder head failed.NTSB DEN82DA081Accident · No injuriesFinal reportPiper PA-28R-200 · Medicine Bow, WYDuring takeoff from a muddy field with a density altitude of 7253 feet the aircraft failed to clear a boundary fence. The passengers stated the stall warning sounded steadily from takeoff until impact with the ground. After the collision with the fence the…NTSB CHI82DA156Accident · No injuriesFinal reportPiper PA-28-180 · Yale, MIThe pilot elected to make a go-around due to a wind shift. During the attempted go-around the aircraft collided with trees about 700 feet off the end of the runway and crashed in a corn field.NTSB MKC82DA072Accident · No injuriesFinal reportPiper PA-18 · North Loup, NEThe pilot stated that the aircraft broke ground about 1000 feet down the runway but would not climb. The pilot attempted to jettison the load but did not have time. The aircraft was landed in rough terrain. Investigation revealed that the aircraft was below…NTSB ATL82DA125Accident · No injuriesFinal reportPiper PA-38-112 · Jonesboro, TNAfter utilizing the southwest runway for takeoff and landing the pilot noted that the limp windsock had shifted to indicate use of the northeast runway. The next takeoff was therefore made to the northeast, with an uphill gradient to the runway. After a…NTSB SEA82FA064Accident · 2 fatalField investigationFinal reportCessna 150H · Oregon City, ORThe aircraft crashed during takeoff from a private airport that was not open to the public. Operations on the airport were at the owner's discretion (prior permission required). An electric fence crossed the airport about 1500 ft from the south end. The owner…NTSB FTW82DA164Accident · No injuriesFinal reportGrumman G-164B · Houston, TXAfter takeoff the engine lost power and the aircraft was landed in a plowed field. During the landing roll the aircraft nosed over. An engine teardown revealed water and contamination of the fuel system.NTSB ANC82DA039Accident · No injuriesFinal reportHughes 369HS · Tok, AKThe pilot was conducting a non-revenue, sling-load operation on mt neuberer, while donating his services to Tok community tv, inc. he stated that he was lifting three empty propane bottles from a snow field when he noticed the auto relight lamp flash. He…NTSB NYC82DA085Accident · No injuriesFinal reportRayan NAV-4 · Bloomsburg, PAAfter takeoff the pilot smelled smoke and observed the oil pressure drop to 20 PSI. When the oil pressure continued to drop the pilot decided to land at Bloomsburg airport, approximately 3 miles away. After landing the pilot taxied off the runway and the…NTSB FTW82DA158Accident · No injuriesFinal reportPiper PA-31-350 · Midland, TXDuring a business flight the aircraft's engines quit. The pilot attempted a gear-up emergency landing in a residential area. The aircraft impacted one pickup and two cars during the landing. Investigation revealed the aircraft had been mistakenly fueled with…NTSB CHI82FA145Accident · 1 fatalField investigationFinal reportCessna 172M · Pardeeville, WIAccording to witnesses the aircraft made a routine takeoff followed by an immediate left climbing turn. The aircraft was observed to lose airspeed and descend into the ground. Witnesses stated that the engine was running until ground impact.NTSB DEN82DA080Accident · No injuriesFinal reportPiper PA-23 · Erie, COThe aircraft lost power during takeoff climb and was landed straight ahead resulting in substantial damage. The fuel selector valve was hard to move and during tests moving it caused the engines to quit. Piper AD 80-18-10 warns that scott manufactured…NTSB CHI82FA144Accident · 4 fatalField investigationFinal reportPiper PA-28-140 · Bowling Green, OHThe pilot started his takeoff with the aircraft about 198 lbs over its maximum gross weight limit. The plane was observed to lift off near the departure end of the runway, then continue in a nose high attitude. Some witnesses observed the wings rocking or…NTSB ATL82DA119Accident · No injuriesFinal reportCessna A188 · Columbus, MSThe pilot had landed in a farmer's field to reload his sprayer tank. Before takeoff, he noticed some cows had strayed onto the strip. He directed his loadcrew assistant to take his truck and clear the cows from the strip. After the cows were cleared, the…NTSB ATL82IA121Incident · No injuriesIncident investigationFinal reportPiper PA-31-350 · Enterprise, ALShortly after liftoff, the pilot felt the aircraft yaw left and noticed that the left engine manifold pressure had dropped from 42" hg to 29" hg. He analysed a turbocharger failure and elected to keep the engine running in the normallyaspirated mode. At…NTSB ANC82DA038Accident · Minor injuriesFinal reportCessna 207 · New Stuyahok, AKThe pilot utilized a soft field technique and commenced his takeoff from the runway threshold. During takeoff run he observed the runway end markers and elected to put down full flaps. The aircraft became airborne just before colliding with the end marker and…NTSB NYC82DA081Accident · No injuriesFinal reportMooney M20J · Madison, CTThe pilot reported that during takeoff, the engine lost power at about 30 ft AGL. He switched tanks and checked that the boost pump was on, but the engine did not restart. The plane was landed in a marsh where it flipped over during touchdown. An inspection…NTSB LAX82DA149Accident · No injuriesFinal reportCessna 172 · Litchfield Park, AZThe student was a private pilot who was practicing for a commercial certificate. During the flight, he elected to make a simulated emergency landing on a dirt strip. He stated that during the takeoff phase of a touch and go, he encountered a dust devil.…NTSB FTW82FA155Accident · 1 fatalField investigationFinal reportCessna 411A · Houston, TXThe acft was the second acft of a flight of two. The lead acft had received radio clearance for takeoff. The lead acft was to proceed to a visual checkpoint northwest of the arpt & wait for this acft to join up. Witnesses observed the acft depart rwy 17 &…NTSB MIA82DLA05Accident · 1 fatalFinal reportRaz-Mut 440A · Deland, FLThe pilot of this amateur/experimental aircraft was on an initial test flight. During the takeoff roll, the aircraft was observed to swerve left and right just before lift-off. After lift-off, it was observed to climb to about 70 to 100 ft AGL and drift left.…NTSB FTW82FA152Accident · 2 fatalField investigationFinal reportBeech B23 · Roanoke, TXWitnesses reported that the aircraft appeared to takeoff and climb normally until it reached an altitude of about 100 ft AGL. It then pitched up abruptly to about a 70 deg nose high attitude. After the pitch-up, the aircraft climbed to about 175 to 200 ft…NTSB FTW82FRA18Accident · Serious injuriesFinal reportBeech A36TC · League City, TXAt about 200 ft the eng abruptly quit. The plt was unable to restart the eng by switching tanks & turning the boost pump on. The acft was landed gear up in an open field adjacent to the rwy. Just prior to the eng failure the plt noticed that the fuel pressure…NTSB DEN82DA072Accident · No injuriesFinal reportEnstrom 280-C · Granger, WYThe aircraft's engine backfired and quit during takeoff. The pilot cleared a fence and during the forced landing the gear collapsed. No engine malfunction or failure could be found.NTSB MIA82DA112Accident · No injuriesFinal reportBeech 95-B55 · Gainesville, FLThe purpose of the flight was to give dual instruction to the owner/student whose multi-engine rating was limited to centerline thrust models. The student was flying the aircraft on the takeoff roll when the cockpit door became ajar. The aircraft was near…NTSB FTW82DA148Accident · No injuriesFinal reportRand KR-1 Catfish · Slaton, TXThe home built aircraft was on its initial test flight. After completing two takeoff runs successfully, the pilot elected to fly the aircraft around the local pattern. While climbing about 1/4 mile from the runway, the engine began missing. The pilot turned…NTSB NYC82FHJ05Accident · Minor injuriesFinal reportCessna 150 · Bayport, NYDuring takeoff, the engine began to lose power at about 50 ft AGL and then began to vibrate. The pilot checked that the fuel selector switch was on. He turned and attempted to return to the airport; however, he was unable to maintain altitude. Subsequently,…NTSB SEA82FYM13Accident · Serious injuriesFinal reportWeatherly 201B · Kent, ORThe pilot reported that he was working off of a 1700 ft dirt strip with a rough surface and with a slight cross- wind. The elevation was about 2650 ft MSL and the temperature was approximately 70 degrees fahrenheit. The pilot initiated a takeoff with about…NTSB MKC82IA047Incident · No injuriesIncident investigationFinal reportCessna 152 · Cottonwood Fall, KSAfter executing two landings on runway 36, the pilot noticed a wind shift from 360 degrees to 260 degrees and he taxied back up the runway and started a takeoff on runway 18. The pilot stated that about 1300 from the departure end of the runway, he…