NTSB investigations, 2011
287 cases where the phase of flight was Enroute.
Cases per year
| 1962 | 18 |
|---|---|
| 1963 | 28 |
| 1964 | 703 |
| 1965 | 750 |
| 1966 | 856 |
| 1967 | 893 |
| 1968 | 881 |
| 1969 | 995 |
| 1970 | 996 |
| 1971 | 941 |
| 1972 | 894 |
| 1973 | 935 |
| 1974 | 968 |
| 1975 | 977 |
| 1976 | 927 |
| 1977 | 936 |
| 1978 | 1,018 |
| 1979 | 968 |
| 1980 | 873 |
| 1981 | 881 |
| 1982 | 786 |
| 1983 | 734 |
| 1984 | 747 |
| 1985 | 704 |
| 1986 | 693 |
| 1987 | 616 |
| 1988 | 656 |
| 1989 | 590 |
| 1990 | 548 |
| 1991 | 574 |
| 1992 | 542 |
| 1993 | 533 |
| 1994 | 498 |
| 1995 | 506 |
| 1996 | 511 |
| 1997 | 466 |
| 1998 | 467 |
| 1999 | 452 |
| 2000 | 451 |
| 2001 | 396 |
| 2002 | 407 |
| 2003 | 415 |
| 2004 | 380 |
| 2005 | 390 |
| 2006 | 325 |
| 2007 | 353 |
| 2008 | 255 |
| 2009 | 309 |
| 2010 | 269 |
| 2011 | 287 |
| 2012 | 309 |
| 2013 | 280 |
| 2014 | 258 |
| 2015 | 295 |
| 2016 | 324 |
| 2017 | 275 |
| 2018 | 340 |
| 2019 | 348 |
| 2020 | 248 |
| 2021 | 323 |
| 2022 | 311 |
| 2023 | 322 |
| 2024 | 368 |
| 2025 | 347 |
| 2026 | 233 |
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\") = 2011
AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
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") = 2011
AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
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 CEN12LA118Accident · Minor injuriesLimited investigationFinal reportPiper PA-32-260 · Elk Rapids, MIThe loss of engine power due to the failure of the exhaust valve.NTSB ERA12WA133Accident · 2 fatalForeign investigationPiper PA28 · Andres Bello,Tachira, VenezuelaOn December 29, 2011, about 1415 universal coordinated time, a Piper PA28-161, Columbian registration HK3934, was substantially damaged when it impacted terrain while in cruise flight near Andres Bello, Tachira, Venezuela. The two pilots were fatally injured.…NTSB WPR12CA072Accident · No injuriesData collectionFinal reportSchweizer SGS 1-26B · Murrieta, CAThe glider's encounter with insufficient atmospheric lift to maintain soaring flight.NTSB ERA12CA119Accident · No injuriesData collectionFinal reportHughes 369D · Fall Branch, TNThe pilot's improper decision to continue a visual flight into instrument meteorological conditions, which resulted in a wire strike.NTSB ERA12FA115Accident · 5 fatalField investigationFinal reportSocata TBM 700 · Morristown, NJThe airplane’s encounter with unforecasted severe icing conditions that were characterized by high ice accretion rates and the pilot's failure to use his command authority to depart the icing conditions in an expeditious manner, which resulted in a loss of…NTSB WPR12LA064Accident · No injuriesLimited investigationFinal reportPiper PA-22 · Friday Harbor, WAA total loss of engine power during initial climb for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB WPR12FA059Accident · 1 fatalField investigationFinal reportVans RV7 - A · Surprise, AZAn electrical or engine electronic problem, which resulted in a loss of engine power, followed by a low-altitude stall.NTSB ERA12WA113Accident · 1 fatalForeign investigationRobinson R44 · Sao Bento do Sul, BrazilOn December 9, 2011 at 1630 universal coordinated time, a Robinson R44, Brazilian registration PR-KLA, operated by SASH Locacao de Veiculos LTDA, as a personal flight, impacted terrain in the vicinity of Fazenda Coqueiros, Sao Bento do Sul, Santa Catarina,…NTSB WPR12FA058Accident · 1 fatalField investigationFinal reportPiper PA-28R-200 · Coupeville, WAThe total loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal evidence of preaccident mechanical malfunctions or failures that would have precluded normal operation.NTSB DCA12MA020Accident · 5 fatalClass 1 · MajorFinal reportEurocopter France AS350B2 · Las Vegas, NVSundance Helicopters’ inadequate maintenance of the helicopter, including (1) the improper reuse of a degraded self-locking nut, (2) the improper or lack of installation of a split pin, and (3) inadequate postmaintenance inspections, which resulted in the…NTSB CEN12LA111Accident · Minor injuriesLimited investigationFinal reportCurtiss Wright P40M · Batavia, OHA loss of engine power due to failure of the engine oil cooler and subsequent oil starvation to the engine.NTSB ERA12WA104Accident · No injuriesForeign investigationPiper PA28 · Bogota, ColombiaOn December 6, 2011, about 1815 Universal Coordinated Time (UTC), a Piper PA-28-236, Columbian registration HK2308, operated by Aeroclub de Colombia, incurred substantial damage to the left wing and separated the left main gear when it collided with a tree…NTSB CEN12FA098Accident · 4 fatalField investigationFinal reportSocata TB21 · Silverton, COThe non-instrument-rated pilot’s decision to embark on a flight through forecasted instrument meteorological conditions (IMC), and his subsequent flight into IMC, which resulted in the pilot’s spatial disorientation and subsequent maneuvering of the airplane…NTSB WPR12LA053Accident · Serious injuriesLimited investigationFinal reportBoeing 737-7H4 · Oakland, CAThe flight crew’s flight into known severe turbulence associated with mountain wave activity.NTSB ERA12IA097Incident · No injuriesIncident investigationFinal reportCessna 560XL · Ocoee, FLWater contamination in the pitch trim actuators.NTSB CEN12IA096Incident · No injuriesIncident investigationFinal reportBell Helicopter Textron Canada 407 · Gulf Of MexicoThe failure of the compressor section No. 2 bearing due to false brinnelling and fatigue.NTSB CEN12FA088Accident · 1 fatalField investigationFinal reportPiper PA-31 · New Orleans, LAThe pilot's fatal cardiac event, which resulted in the inflight loss of control of the airplane. Contributing to the accident was the pilot's use of impairing medications and operation of the airplane with disqualifying medical conditions.NTSB ANC12FA009Accident · 1 fatalField investigationFinal reportCessna 207 · Chuathbaluk, AKThe pilot’s loss of situational awareness after an inadvertent encounter with instrument meteorological conditions, which resulted in an in-flight collision with tree-covered terrain.NTSB ERA12LA087Accident · No injuriesLimited investigationFinal reportSmith Miniplane DSA-4 · Hernando, FLThe pilot's failure to apply carburetor heat while descending in conditions conducive to carburetor icing, which resulted in carburetor icing and a subsequent total loss of engine power.NTSB ERA12WA105Accident · 2 fatalForeign investigationCirrus SR20 · Minas Gerias, BrazilOn November 26, 2011, about 1300 universal coordinated time, a Cirrus SR20, Brazilian registration PR-LJL, operated by a private individual, was substantially damaged when it impacted terrain in Carmo do Cajuri Municipality, Minas Gerais, Brazil. The pilot…NTSB ERA12FA084Accident · 3 fatalField investigationFinal reportCessna 177RG · Tallapoosa, GAThe failure of the No. 2 rod end cap bolt, which resulted in a total loss of engine power.NTSB CEN12FA083Accident · 4 fatalField investigationFinal reportCirrus Design SR20 · Crystal Lake, ILThe noninstrument-rated pilot's decision to continue flight in instrument meteorological conditions, which resulted in the pilot’s spatial disorientation and loss of control of the airplane.NTSB WPR12MA046Accident · 6 fatalMajor investigationFinal reportRockwell 690 · Apache Junction, AZThe pilot's failure to maintain a safe ground track and altitude combination for the moonless night visual flight rules flight, which resulted in controlled flight into terrain. Contributing to the accident were the pilot's complacency and lack of situational…NTSB ERA12LA085Accident · Serious injuriesLimited investigationFinal reportPiper PA 46-350P · Caribbean Sea, A1The total loss of engine power during cruise flight for reasons that could not be determined because the airplane was not recovered. Contributing to the accident was the pilot’s failure to comply with the airplane and engine limitations, and his decision to…NTSB CEN12FA080Accident · 1 fatalField investigationFinal reportDiamond Aircraft Ind DA 20-C1 · Bern, WIThe non-instrument-rated pilot's continued visual flight into instrument meteorological conditions, which resulted in a loss of control and subsequent impact with the terrain.NTSB ANC12CA010Accident · No injuriesData collectionFinal reportCessna A185F · Talkeetna, AKA broken wheel/ski clevis pin, which allowed the ski to pivot upward and strike the right wing lift strut.NTSB ERA12WA102Accident · 1 fatalForeign investigationCessna 210 · Alto Alegre, BrazilOn November 22, 2011, at 1740 universal time coordinated, a Cessna Aircraft, Model 210L, Brazilian registration PT-IOT, impacted the ground after reporting an engine failure near Aldeia Hali Katu, in the Alto Alegre Municipality, Roraima, Brazil. The airplane…NTSB ERA12FA074Accident · Serious injuriesField investigationFinal reportBeech 95-C55 · Ulysses, PAThe total loss of left engine power due to fuel starvation, and the pilot’s improper configuration of the fuel system during remedial actions, which resulted in fuel starvation of the right engine. Contributing to the accident was the pilot’s incomplete…NTSB CEN12FA072Accident · 4 fatalField investigationFinal reportPiper PA-28-180 · Perryville, ARThe pilot's loss of control in flight.NTSB WPR12LA039Accident · Serious injuriesLimited investigationFinal reportWilliams Helicopter UH-1H · Grand Canyon, AZThe loss of main rotor power due to a main rotor transmission failure from a lack of lubrication.NTSB CEN12LA074Accident · No injuriesLimited investigationFinal reportBeech S35 · Elkhart Lake, WIThe pilot's improper fuel management, which resulted in a total loss of engine power due to fuel starvation.NTSB CEN12LA060Accident · No injuriesLimited investigationFinal reportCessna 180 · Eau Claire, WIThe pilot’s disorientation during a night flight, which resulted in an off-airport landing, and his inadequate directional control during the landing roll. Contributing to the accident was the loss of the airplane’s electrical system power.NTSB CEN12CA079Accident · Minor injuriesData collectionFinal reportBeech 95-B55 (T42A) · College Station, TXThe total loss of engine power from both engines, which resulted from fuel exhaustion due to the pilot’s inadequate pre-flight preparation.NTSB WPR12FA031Accident · 3 fatalField investigationFinal reportCessna 182Q · Lake Havasu City, AZThe pilot's continued cruise flight into cloudy conditions at night, which resulted in a loss of airplane control due to spatial disorientation.NTSB ERA12CA059Accident · Minor injuriesData collectionFinal reportBeech F33A · Chesterfield, VAA total loss of engine power due to fuel starvation, as a result of the pilot's improper fuel management.NTSB ERA12FA057Accident · 1 fatalField investigationFinal reportEckenrode Carl J Vans RV-6 · Taylorsville, GAThe airplane's entry into an uncontrolled descent for reasons that could not be determined because postaccident examination of the airplane and the pilot’s medical history did not reveal any anomalies that would have precluded normal operation.NTSB CEN12IA050Incident · No injuriesIncident investigationFinal reportNusbaum Vaquero · Hebron, ILThe pilot’s operation of the airplane with known medical conditions and his subsequent heart attack during the flight.NTSB CEN12CA051Accident · Minor injuriesData collectionFinal reportDowner Bellanca 14-19-2 · Borger, TXA total loss of engine power due to fuel starvation as a result of the pilot’s improper fuel management. Contributing to the accident was the pilot’s diverted attention with the broken fuel gauge knob.NTSB ERA12CA055Accident · No injuriesData collectionFinal reportTacchi Torello F Vans Aircraft RV10 · Folkston, GAThe pilot's improper preflight planning, which resulted in a loss of engine power due to fuel exhaustion.NTSB ANC12FA006Accident · 1 fatalField investigationFinal reportEurocopter AS 350 B2 · Iliamna, AKThe pilot's loss of control due to sudden medical impairment or incapacitation.NTSB WPR12LA023Accident · No injuriesLimited investigationFinal reportCessna 185 · Prineville, ORA total loss of engine power due to fuel starvation, which resulted from the pilot inadvertently leaving the fuel selector set to the left tank. Contributing to the accident was the pilot’s deviation from his normal habit pattern and his failure to refer to…NTSB DCA12WA010Accident · No injuriesForeign investigationBoeing 777 - 200 · Nani, KenyaOn October 28, 2011 about 1544 hours UTC, a Boeing 777-200LR, registration number A7-BBD, operated by Qatar Airways, encountered inflight turbulence, during cruise flight near Nani, Kenya. A cabin crew member received serious injuries. The flight originated…NTSB WPR12FA021Accident · 1 fatalField investigationFinal reportCessna 182R · Lexington, ORThe pilot’s failure to maintain situational awareness and terrain clearance on a dark night during the approach to landing.NTSB WPR12FA020Accident · 1 fatalField investigationFinal reportPiper PA-44-180 · St. Paul, ORThe pilot was unable to see the other aircraft to avoid a collision.NTSB CEN12CA035Accident · Minor injuriesData collectionFinal reportHouts Avid Mark IV · Hibbing, MNThe improper installation of a hose clamp, which resulted in an oil line rupture and subsequent loss of engine oil pressure.NTSB WPR12WA186Accident · No injuriesForeign investigationPiper PA-34-220T · Karachi, PakistanOn October 20, 2011, at 1138 local time, a Piper PA-34-220T, Pakistan registry AP-BDK, was substantially damaged during a forced landing following a dual engine failure while in cruise flight. The aircraft was operated by M/S Schon Air Limited of Karachi,…NTSB ERA12CA044Accident · Serious injuriesData collectionFinal reportBoeing 767-2B7 · New York, NYThe passenger's lack of compliance with the illuminated seatbelt sign, which resulted in her injury during a turbulence encounter.NTSB ERA12LA033Accident · No injuriesLimited investigationFinal reportCessna R172K · Williamsburg, VAA total loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB WPR12FA012Accident · 3 fatalField investigationFinal reportBeech E33 · Daggett, CAA loss of engine power due to the separation of a connecting rod, and the pilot's failure to maintain airplane control during a sudden maneuver to avoid power lines during the descent, which resulted in an unrecoverable aerodynamic stall and subsequent spin.…NTSB CEN12FA021Accident · 1 fatalField investigationFinal reportPiper PA-28-140 · Guthrie, OKThe pilot’s inadequate fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.