NTSB investigations, 2004
210 cases where the phase of flight was Initial climb.
Cases per year
| 1962 | 3 |
|---|---|
| 1963 | 4 |
| 1964 | 505 |
| 1965 | 555 |
| 1966 | 582 |
| 1967 | 587 |
| 1968 | 577 |
| 1969 | 582 |
| 1970 | 552 |
| 1971 | 541 |
| 1972 | 507 |
| 1973 | 482 |
| 1974 | 556 |
| 1975 | 543 |
| 1976 | 521 |
| 1977 | 556 |
| 1978 | 566 |
| 1979 | 502 |
| 1980 | 505 |
| 1981 | 499 |
| 1982 | 490 |
| 1983 | 507 |
| 1984 | 466 |
| 1985 | 418 |
| 1986 | 394 |
| 1987 | 380 |
| 1988 | 368 |
| 1989 | 348 |
| 1990 | 351 |
| 1991 | 324 |
| 1992 | 306 |
| 1993 | 307 |
| 1994 | 292 |
| 1995 | 289 |
| 1996 | 244 |
| 1997 | 272 |
| 1998 | 266 |
| 1999 | 239 |
| 2000 | 221 |
| 2001 | 219 |
| 2002 | 200 |
| 2003 | 227 |
| 2004 | 210 |
| 2005 | 204 |
| 2006 | 180 |
| 2007 | 202 |
| 2008 | 212 |
| 2009 | 173 |
| 2010 | 162 |
| 2011 | 177 |
| 2012 | 193 |
| 2013 | 122 |
| 2014 | 130 |
| 2015 | 165 |
| 2016 | 141 |
| 2017 | 149 |
| 2018 | 155 |
| 2019 | 146 |
| 2020 | 112 |
| 2021 | 166 |
| 2022 | 161 |
| 2023 | 163 |
| 2024 | 143 |
| 2025 | 135 |
| 2026 | 104 |
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\") = 2004
AND 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 year(c."eventDate") = 2004
AND 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 SEA05LA032Accident · No injuriesLimited investigationFinal reportAerostar 601 · Hamilton, MTA partial loss of engine power due to the lack of lubrication and subsequent failure of the left engine's right turbocharger for undetermined reasons, and subsequent forced landing after takeoff. A factor was the unsuitable terrain for the forced landing.NTSB IAD05CA027Accident · Minor injuriesData collectionFinal reportEnstrom 280C · Pedricktown, NJThe pilot's failure to maintain control of the helicopter during the takeoff and his failure to flare during the autorotation.NTSB ANC05IA020Incident · No injuriesIncident investigationFinal reportBoeing 747-123 · Anchorage, AKThe failure of a high-pressure fuel line fitting, which resulted in an engine fire during takeoff/initial climb.NTSB DEN05LA039Accident · No injuriesLimited investigationFinal reportRaytheon C90A · Salt Lake City, UTthe pilot's failure to obtain/maintain a proper climb rate and the pilot's premature initiation of the turn (low altitude flight maneuver). Contributing factors include the pilot's improper in-flight planning and decision making, the low altitude, the fog,…NTSB SEA05CA027Accident · Minor injuriesData collectionFinal reportBreit Zodiac (CH-601-HDS) · Everett, WAThe pilot's failure to maintain aircraft control immediately after takeoff. A factor was the wake turbulence from the preceding airplane.NTSB DFW05LA043Accident · 1 fatalLimited investigationFinal reportAkers Douglas RA40 Defiant · Slaton, TXThe pilot's failure to maintain aircraft control. Contributing factors were the opening of the canopy in-flight and the pilot's diverted attention.NTSB DEN05FA038Accident · 3 fatalField investigationFinal reportCessna 421 · Englewood, COloss of engine power due to fuel starvation, and the instructor's failure to maintain aircraft control. Contributing factors were a partially blocked fuel line resulting in restricted fuel flow, the instructor's failure to perform critical emergency…NTSB DEN05FA034Accident · 2 fatalField investigationFinal reportMitsubishi MU-2B-60 · Englewood, COthe pilot's failure to maintain minimum controllable airspeed during the night visual approach resulting in a loss of control and uncontrolled descent into terrain. A contributing factor was the precautionary shutdown of the left engine for undetermined…NTSB DFW05LA034Accident · No injuriesLimited investigationFinal reportBeech BE-200 · Bay View, TXThe pilot's failure to maintain directional control as result of his improper runway selection for takeoff. A contributing factor was the prevailing right quartering tailwind.NTSB DFW05CA044Accident · No injuriesData collectionFinal reportBell B206L-1 · Patterson, LAThe loss of engine power due to fuel starvation resulting from the pilot's failure to activate the fuel boost pumps prior to takeoff. A contributing factor was that the helicopter was at an airspeed and altiutude combination (below height/velocity curve)…NTSB NYC05LA030Accident · No injuriesLimited investigationFinal reportDay VP-2 · Warrenton, VAA loss of engine power for an undetermined reason.NTSB SEA05FA022Accident · 1 fatalField investigationFinal reportCessna 185F · Renton, WAThe pilot's failure to maintain aircraft control when the flaps became jammed/stuck in their full-down position during a takeoff from a touch-and-go landing. Factors include a worn/disconnected flap latch mechanism, and the flaps being unable to be retracted.NTSB CHI05CA044Accident · Serious injuriesData collectionFinal reportGoiden Circle T-Bird · Ft. Dodge, IAThe loss of engine power during initial climb for undetermined reasons.NTSB MIA05LA036Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-180 · Milton, FLA loss of engine power due to fuel starvation as a result of the improper fuel selector position.NTSB ATL05FA032Accident · 5 fatalField investigationFinal reportCessna 421B · Apison, TNThe pilot's improper identification of a partial loss of engine power on initial takeoff climb resulting in a collision with trees and the ground. A factor was a partial failure of the left engine starter adapter due to overload.NTSB DFW05LA026Accident · Serious injuriesLimited investigationFinal reportPiper PA-24-250 · Granbury, TXThe loss of engine power due to fuel starvation. Contributing factors were the pilot's inadequate preflight planning/preparation, and the lack of suitable terrain for the forced landing.NTSB NYC05LA022Accident · Minor injuriesLimited investigationFinal reportCessna 182E · Duanesburg, NYThe pilot's improper decision to attempt a takeoff without allowing the engine to adequately warm-up; which resulted in a partial loss of power during takeoff and subsequent forced landing.NTSB LAX05FA041Accident · 2 fatalField investigationFinal reportCessna 411 · Corona, CAA loss of engine(s) power for undetermined reasons. Also causal was the pilot's failure to maintain the airplane's minimum controllable airspeed (Vmc) during the initial climb following a loss of power in one engine, which resulted in a loss of aircraft…NTSB LAX05LA039Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Rialto, CAthe pilot's failure to maintain adequate rotor rpm and altitude/clearance during the takeoff initial climb.NTSB ATL05IA025Incident · No injuriesIncident investigationFinal reportCirrus Design SR22 · Peachtree City, GAThe failure of maintenance personnel to properly torque a fuel line fitting, which resulted in a fuel leak and in-flight engine fire.NTSB MIA05LA029Accident · Serious injuriesLimited investigationFinal reportJoseph R. Sirgo Aquilla · Eustis, FLThe passenger's control interference, which resulted in a loss of control, and the airplane impacting a hangar during takeoff/initial climb.NTSB CHI05FA024Accident · Serious injuriesField investigationFinal reportPiper PA-23-250 · Detroit, MIThe pilot's failure to feather the propeller and to maintain control of the airplane following the loss of engine power which resulted from undetermined reasons. Factors associated with the accident were the power lines and the house that the airplane…NTSB ATL05LA022Accident · Minor injuriesLimited investigationFinal reportPiper PA-32-260 · Chamblee, GAThe pilot's mismanagement of the fuel supply, which resulted in fuel starvation and the subsequent loss of engine power. .NTSB LAX05FA029Accident · 1 fatalField investigationFinal reportPiper PA-18-150 · Mesa, AZthe pilot's failure to obtain and maintain an adequate airspeed during the takeoff initial climb, which resulted in a stall/spin.NTSB DFW05LA016Accident · Serious injuriesLimited investigationFinal reportWilson Loenslo YMF-80 · Arcola, TXThe pilot's failure to maintain airspeed sufficient for flight resulting in an inadvertent stall/spin during takeoff initial climb.NTSB MIA05FA020Accident · 1 fatalField investigationFinal reportRawdon Bros. T1 · Pembroke Pines, FLImproper maintenance by company maintenance personnel, and the pilot-in-command's operating the airplane with known deficiencies, which resulted in the loss of engine power due to fuel system contamination, and a loss of control while maneuvering to return to…NTSB LAX05LA025Accident · No injuriesLimited investigationFinal reportEurocopter AS350B3 · Sierra Vista, AZAn inconsistency between the engines' two N2 sensor signals caused the fuel control to enter a fixed mode, which limited the power available. Contributing to the accident was the lack of altitude and airspeed available to give the pilot time to select a…NTSB MIA05FA017Accident · 1 fatalField investigationFinal reportCessna P206 · Jacksonville, FLThe improper setting of the elevator trim by the pilot-in-command, his failure to follow the checklist related to elevator trim setting, and his failure to maintain VS during climb after takeoff resulting in an inadvertent stall, uncontrolled descent, and…NTSB ATL05LA017Accident · Serious injuriesLimited investigationFinal reportDavid Nielson Ison Hi-Max 1700 · Hendersonville, NCThe pilot's failure to maintain airspeed which resulted in an inadvertent stall/spin and subsequent in-flight collision with terrain.NTSB CHI05LA019Accident · Serious injuriesLimited investigationFinal reportPiper PA-24 · Buffalo Grove, ILFatigue fracture of the engine crankshaft during initial climb after takeoff resulting in a complete loss of engine power. Contributing factors were the trees and the highway.NTSB IAD05LA008Accident · 1 fatalLimited investigationFinal reportCessna 180 · Freedom, PAThe pilot's failure to maintain obstacle clearance during the takeoff resulting in an in-flight collision with trees.NTSB ATL05FA013Accident · 4 fatalField investigationFinal reportBeech BE-60 · Asheville, NCThe pilot's failure to follow emergency procedures and to maintain airspeed following a loss of engine power during takeoff, which resulted in an inadvertent stall/spin and subsequent uncontrolled impact with terrain. Contributing to the cause was inadequate…NTSB MIA05LA015Accident · Serious injuriesLimited investigationFinal reportDavid Cadorette Fox Model II · Vero Beach, FLLoss of engine power, for undetermined reasons, resulting in the airplane impacting with a tree and the ground during the subsequent forced landing.NTSB CHI05LA018Accident · No injuriesLimited investigationFinal reportKramer Glasair III · Schaumburg, ILFuel starvation for undetermined reasons during initial climb after takeoff. Contributing factors were the fence and fence post impacted during the forced landing.NTSB LAX05FA015Accident · 5 fatalClass 1 · FieldFinal reportLearjet 35A · San Diego, CAThe failure of the flight crew to maintain terrain clearance during a VFR departure, which resulted in controlled flight into terrain, and the air traffic controller's issuance of a clearance that transferred the responsibility for terrain clearance from the…NTSB ATL05FA008Accident · 1 fatalField investigationFinal reportBeech F33A · Flat Rock, NCThe pilot experienced spatial disorientation, which resulted in a loss of control and the subsequent collision with the ground. Factors were low ceilings and fog.NTSB CHI05LA013Accident · Serious injuriesLimited investigationFinal reportStinson 108-2 · Indian River, MILoss of engine power during initial climb after takeoff for undetermined reasons. A contributing factor was the unsuitable terrain for a forced landing encountered by the pilot and the airplane's low altitude at the time engine power was lost.NTSB DFW05LA009Accident · No injuriesLimited investigationFinal reportCessna 150L · Denton, TXThe loss of engine power due to the separation of the accessory drive gear bolts, and the failure of the starter-clutch assembly. A contributing factor was the lack of suitable terrain for the forced landing.NTSB NYC05FA006Accident · 1 fatalField investigationFinal reportBeech H50 · Hartwood, VAThe pilot's inadequate preflight preparation, which resulted in an attempted takeoff with full flaps, and subsequent loss of control.NTSB CHI05LA004Accident · 1 fatalLimited investigationFinal reportMalone Vans RV-6A · Joliet, ILThe total loss of engine power due to fuel exhaustion as a result of the pilot's inadequate preflight and inadequate fuel consumption calculations, also causal was the pilot's failure to maintain aircraft control during the forced landing. A factor was the…NTSB ANC05LA006Accident · No injuriesLimited investigationFinal reportPiper J-3 · North Pole, AKAn inadequate annual inspection by other maintenance personnel, which resulted in a loss of engine power during takeoff-initial climb, and subsequent collision with trees during the ensuing emergency landing. Factors associated with the accident are a…NTSB ANC05CA004Accident · Serious injuriesData collectionFinal reportCessna 185F · King Salmon, AKThe pilot's failure to use a checklist, and to remove the flight control locks prior to flight, which resulted in an uncontrolled descent and in-flight collision with terrain/water.NTSB NYC05CA004Accident · Minor injuriesData collectionFinal reportBoeing Stearman B75-N1 · Jaffery, NHThe pilots inadvertent encounter with a downdraft wind condition and the airplane's inability to climb, which resulted in a forced landing. A factor related to the accident was the downdraft wind conditions.NTSB ATL05CA002Accident · Serious injuriesData collectionFinal reportCessna 172K · Knoxville, TNThe pilot's failure to maintain airspeed on initial take off climb resulted in an inadvertent stall and an uncontrolled descent into the ground.NTSB SEA05FA004Accident · No injuriesField investigationFinal reportMaule MT-7-420 · Bend, ORLoss of engine power during takeoff climb for undetermined reasons. Rough terrain was a factor.NTSB IAD05LA002Accident · No injuriesLimited investigationFinal reportBradley Renegade · Stow, MAA partial loss of engine power for undetermined reasons, which resulted in the airplane's inability to climb over a stand of trees.NTSB CHI05CA001Accident · Serious injuriesData collectionFinal reportPiper PA-23-180 · Beatrice, NEThe loss of right engine power undetermined reasons. Factors to the accident were the loss of engine power at a low altitude and below the single engine best rate of climb airspeed (Vyse), and the unsuitable terrain encountered during the subsequent forced…NTSB CHI04LA292Accident · No injuriesLimited investigationFinal reportCessna 150M · Durand, MIThe elongated exhaust valve leading to the in-flight loss of engine power during initial climb. A factor was the transmission wire the airplane impacted during its emergency landing after takeoff.NTSB CHI04FA290Accident · 3 fatalField investigationFinal reportBeech B95A · Burlington, WIThe improper maintenance of the fuel servo resulting in a loose adjustment nut and subsequent failure of the fuel injection servo which led to a complete loss of power on the right engine. Other causes were the pilot's failure to obtain or maintain minimum…NTSB NYC04FA220Accident · 1 fatalField investigationFinal reportPiper PA-28-180 · Avondale, PAThe pilot's inadequate preflight inspection that resulted in fuel contamination and a subsequent loss of engine power.