NTSB investigations: Lycoming 0-540 series, 2011
37 cases on aircraft whose registry engine model is Lycoming 0-540 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1964 | 146 |
|---|---|
| 1965 | 151 |
| 1966 | 150 |
| 1967 | 192 |
| 1968 | 128 |
| 1969 | 110 |
| 1970 | 110 |
| 1971 | 118 |
| 1972 | 115 |
| 1973 | 83 |
| 1974 | 98 |
| 1975 | 83 |
| 1976 | 77 |
| 1977 | 97 |
| 1978 | 78 |
| 1979 | 92 |
| 1980 | 82 |
| 1981 | 80 |
| 1982 | 58 |
| 1983 | 59 |
| 1984 | 51 |
| 1985 | 59 |
| 1986 | 29 |
| 1987 | 47 |
| 1988 | 41 |
| 1989 | 35 |
| 1990 | 39 |
| 1991 | 31 |
| 1992 | 28 |
| 1993 | 26 |
| 1994 | 41 |
| 1995 | 41 |
| 1996 | 41 |
| 1997 | 26 |
| 1998 | 30 |
| 1999 | 35 |
| 2000 | 35 |
| 2001 | 40 |
| 2002 | 52 |
| 2003 | 39 |
| 2004 | 35 |
| 2005 | 39 |
| 2006 | 43 |
| 2007 | 30 |
| 2008 | 38 |
| 2009 | 37 |
| 2010 | 28 |
| 2011 | 37 |
| 2012 | 24 |
| 2013 | 15 |
| 2014 | 31 |
| 2015 | 24 |
| 2016 | 27 |
| 2017 | 25 |
| 2018 | 25 |
| 2019 | 32 |
| 2020 | 24 |
| 2021 | 28 |
| 2022 | 25 |
| 2023 | 30 |
| 2024 | 23 |
| 2025 | 25 |
| 2026 | 23 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE year(c.\"eventDate\") = 2011
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE year(c."eventDate") = 2011
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532'))
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 ERA12FA130Accident · 1 fatalField investigationFinal reportPiper PA-25-235 · Jacksonville, FLThe pilot's in-flight loss of control during climb after a banner pickup. Contributing to the accident was the pilot's impairment due to marijuana.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 CEN12FA108Accident · 5 fatalField investigationFinal reportPiper PA-32-260 · Bryan, TXThe pilot’s inadvertent encounter with severe weather, which resulted in the airplane’s left wing failing in positive overload. Contributing to the accident was the pilot’s reliance on outdated weather information that he received on his in-cockpit…NTSB CEN12FA101Accident · 2 fatalField investigationFinal reportPiper PA-28-235D · Chickasha, OKThe non-instrument-rated pilot's decision to continue flight into instrument meteorological conditions, which resulted in the pilot’s spatial disorientation and loss of control of the airplane. Contributing to the accident was the pilot’s lack of instrument…NTSB CEN12FA097Accident · 2 fatalField investigationFinal reportPiper PA-32-260 · St. Ignace, MIThe pilot’s decision to initiate visual flight in instrument meteorological conditions and subsequent failure to maintain adequate altitude.NTSB CEN12CA032Accident · No injuriesData collectionFinal reportPiper PA-28-235 · Radnor, OHThe pilot's failure to properly secure the engine controls prior to manually rotating the propeller, which led to an inadvertent engine start and runaway airplane.NTSB CEN12LA023Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Wadsworth, OHThe failure of the brake system during the landing roll, which was caused by a loss of hydraulic fluid as a result of a leak in the piston seal due to brake plates worn beyond their service limits.NTSB ERA11CA505Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 · Clearwater, FLThe certified flight instructor's delayed remedial action, which resulted in a loss of control and subsequent rollover.NTSB CEN11FA666Accident · 2 fatalField investigationFinal reportRobinson Helicopter R44 · Curren, MIThe non-instrument-rated pilot's decision to continue visual flight into instrument meteorological conditions, which resulted in controlled flight into trees and the ground. Contributing to the accident was the pilot's impairment from multiple drugs.NTSB ERA11LA491Accident · No injuriesLimited investigationFinal reportCessna TR182 · Stevensville, MDThe pilot did not maintain directional control during the landing roll.NTSB CEN11LA581Accident · 1 fatalLimited investigationFinal reportPiper PA-25-235 · Whitewood, SDThe pilot's collision with terrain for undetermined reasons.NTSB ERA11CA452Accident · Minor injuriesData collectionFinal reportPiper PA-28-236 · Front Royal, VAThe pilot’s failure to attain the proper touchdown point.NTSB CEN11CA576Accident · No injuriesData collectionFinal reportPiper PA-28-235 · Stanberry, MOThe pilot’s failure to maintain directional control during takeoff.NTSB CEN11CA561Accident · No injuriesData collectionFinal reportCessna TR182 · Bloomington, INThe pilot's failure to extend the landing gear prior to landing.NTSB WPR11LA374Accident · Minor injuriesLimited investigationFinal reportSIAI Marchetti F.260 · Coalinga, CAA partial loss of engine power immediately after takeoff for undetermined reasons.NTSB WPR11FA367Accident · 1 fatalField investigationFinal reportPiper PA-24-250 · Camas, WAThe pilot's failure to maintain control of the airplane while maneuvering in the traffic pattern.NTSB ERA11CA425Accident · Serious injuriesData collectionFinal reportPiper PA-24-250 · Sidney, NYThe pilot's inadequate fuel planning and management, which resulted in fuel starvation and a total loss of engine power during final approach.NTSB CEN11CA501Accident · No injuriesData collectionFinal reportPiper PA-32-260 · Bolivar, MOThe collision with a deer during landing at an airport with known wildlife activity.NTSB WPR11LA340Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Lopez, WAA partial loss of engine power due to a cracked engine case near the rear cylinder.NTSB CEN11CA477Accident · No injuriesData collectionFinal reportPiper PA-25-235 · Minot, NDThe pilot's inadequate inspection of the takeoff area which resulted in a collision with terrain and the subsequent loss of control during takeoff.NTSB WPR11LA311Accident · Minor injuriesLimited investigationFinal reportCessna R182 · Hesperia, CAThe separation of the end baffle cone inside the muffler, which blocked airflow through the engine after takeoff and resulted in a loss of engine power and an off-airport landing into obstacles.NTSB ERA11LA380Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 · Lakewood, NJThe pilot’s inadequate yaw control of the helicopter while hovering.NTSB CEN11FA428Accident · 1 fatalField investigationFinal reportCessna R182 · Thornton, COThe pilot's inadvertent encounter with a microburst while operating at a low altitude, which resulted in a loss of control from which the pilot could not recover. Contributing to the accident was the pilot’s inadequate preflight planning for the forecasted…NTSB CEN11LA405Accident · Minor injuriesLimited investigationFinal reportPiper PA-25-235 · Faith, SDThe pilot's improper turn while maneuvering during an agricultural application flight, which resulted in an inadvertent aerodynamic stall at low altitude.NTSB ERA11FA334Accident · 1 fatalField investigationFinal reportPiper PA-24-250 · Westbrook, CTA total loss of engine power during approach due to inadequate torque on the No. 3 cylinder hold-down nuts.NTSB CEN11CA378Accident · No injuriesData collectionFinal reportPiper PA-32-260 · Wagoner, OKThe airplane's collision with a deer during the landing flare and touchdown.NTSB WPR11FA248Accident · 1 fatalField investigationFinal reportPiper PA-24-250 · Astoria, ORThe student pilot’s failure to maintain adequate airspeed while maneuvering for landing, which resulted in a stall/spin. Contributing to the accident were the pilot's distraction and anxiety from a reported failure of the airplane's electrical system.NTSB WPR11CA237Accident · No injuriesData collectionFinal reportPiper PA-24-250 · Sedona, AZThe pilot's failure to maintain directional control on the landing roll out. Contributing to the accident was the pilot's decision to attempt a landing in crosswind conditions that exceeded the maximum demonstrated capability of the airplane.NTSB WPR11CA224Accident · No injuriesData collectionFinal reportMaule M7 · Mammoth, AZThe pilot's failure to maintain clearance from a tree during the landing roll.NTSB ERA11CA294Accident · Minor injuriesData collectionFinal reportPiper PA-23-250 · Clayton, NYThe pilot's failure to obtain a proper touchdown point while landing with a gusting tailwind.NTSB ERA11FA291Accident · 2 fatalField investigationFinal reportPiper PA-28-180 · New Hampton, NYThe PA24 pilot’s failure to maintain adequate clearance from the PA28, resulting in an in-flight collision. Contributing to the accident was the PA24 pilot's decision to overtake the PA28.NTSB ERA11CA194Accident · No injuriesData collectionFinal reportRobinson R44 · Petersburg, WVThe pilot's failure to maintain control during the takeoff.NTSB WPR11CA121Accident · No injuriesData collectionFinal reportRobinson R44 · Ogden, UTThe certified flight instructor’s failure to maintain adequate main rotor blade rpm during a practice autorotation, resulting in a hard landing and rollover.NTSB CEN11LA161Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-235 · Matador, TXThe loss of engine power during initial climb for undetermined reasons.NTSB WPR11LA102Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · San Luis Obispo, CAThe loss of engine power due to the fatigue fracture of one attachment bolt for the left idler gear shaft, which resulted from an insufficient preload on both attachment bolts.NTSB WPR11CA141Accident · No injuriesData collectionFinal reportPiper PA-24-250 · Aurora, ORThe pilot's failure to lower the landing gear prior to landing.NTSB ERA11CA109Accident · No injuriesData collectionFinal reportPiper PA-28-235 · Lancaster, SCThe pilot's failure to maintain directional control during an attempted go-around maneuver after landing.