NTSB investigations: Lycoming O-360-A1P

17 cases on aircraft whose registry engine model is Lycoming O-360-A1P, where the defining event was Loss of control on ground. 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

20092026
NTSB investigations: Lycoming O-360-A1P per year, 2009–2026: 17 cases
20093
20111
20121
20131
20142
20151
20163
20171
20211
20232
20241

Latest 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 c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('42259')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '230'))
  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.

NTSB CEN24LA300Accident · No injuriesClass 4 · LimitedFinal reportAviat A-1C-180 · South Park, INThe pilot’s failure to maintain airplane control during takeoff.Aug 3, 2024 · N177DB · Substantial damageNTSB ERA24LA005Accident · No injuriesClass 4 · LimitedFinal reportAviat A-1C-180 · Harrisonburg, VAThe pilot’s inadequate compensation for the prevailing wind conditions, which resulted in a loss of control and subsequent runway excursion.Oct 7, 2023 · N13BF · Substantial damageNTSB WPR23LA190Accident · No injuriesClass 4 · LimitedFinal reportAviat A-1C-180 · Elko, NVThe pilot’s loss of directional control during landing with a quartering tailwind.May 12, 2023 · N12HD · Substantial damageNTSB WPR21LA128Accident · No injuriesClass 4 · LimitedFinal reportAviat A-1C-180 · McCall, IDThe pilot's loss of directional control while landing in a crosswind, which resulted in a ground loop.Mar 11, 2021 · N18AH · Substantial damageNTSB GAA18CA091Accident · No injuriesData collectionFinal reportAviat A-1 · Phoenix, AZThe pilot’s failure to maintain directional control of the airplane during the landing.Dec 19, 2017 · N33HY · Substantial damageNTSB GAA17CA049Accident · No injuriesData collectionFinal reportAviat A-1C · Placerville, CAThe pilot’s failure to maintain directional control of the airplane during landing in gusty crosswind conditions.Oct 24, 2016 · N331MA · Substantial damageNTSB GAA16CA225Accident · No injuriesData collectionFinal reportAviat A-1C-180 · Harlingen, TXThe pilot's failure to maintain directional control during the landing roll in crosswind conditions, which resulted in a ground loop and substantial damage to the right wing.May 1, 2016 · N13BF · Substantial damageNTSB GAA16CA103Accident · No injuriesData collectionFinal reportAviat A-1C · Breckenridge, TXThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground-loop.Jan 18, 2016 · N73GT · Substantial damageNTSB GAA15CA302Accident · No injuriesData collectionFinal reportAviat A · Grants Pass, ORThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.Jun 20, 2015 · N90ND · Substantial damageNTSB CEN14CA405Accident · No injuriesData collectionFinal reportAviat A-1C-180 · Oakdale, LAThe pilot's excessive braking on landing, which resulted in a loss of control.Jul 31, 2014 · N199MA · Substantial damageNTSB WPR14CA151Accident · No injuriesData collectionFinal reportAviat A 1B · Eloy, AZThe pilot's failure to maintain directional control during takeoff.Mar 29, 2014 · N33HY · Substantial damageNTSB WPR14CA015Accident · No injuriesData collectionFinal reportAviat A-1C-180 · Rio Verde, AZThe pilot's failure to maintain directional control during the takeoff roll on a rough and rutted surface.Oct 12, 2013 · N40WY · Substantial damageNTSB CEN12LA129Accident · Minor injuriesLimited investigationFinal reportAviat A-1C-180 · Chetek, WIThe passenger’s interference with the flight controls, which resulted in the airplane’s failure to climb after an aborted landing. Contributing was the pilot's failure to maintain directional control during landing roll, which resulted in the need to abort…Jan 6, 2012 · N11HY · Substantial damageNTSB ERA11CA410Accident · Minor injuriesData collectionFinal reportSky International A-1C-180 · Fryeburg, METhe pilot's failure to maintain directional control while landing in gusty wind conditions.Jul 20, 2011 · N52LK · Substantial damageNTSB CEN09CA596Accident · No injuriesData collectionFinal reportAviat A-1C-180 · Princeton, MNThe pilot's failure to maintain directional control during landing.Sep 19, 2009 · N52PH · Substantial damageNTSB WPR09CA174Accident · No injuriesData collectionFinal reportAviat A-1B · Beaver, UTThe pilot's inadequate compensation for the wind gusts.Mar 28, 2009 · N665AM · Substantial damageNTSB CEN09CA179Accident · No injuriesData collectionFinal reportAviat A-1C · Denver, COThe pilot's failure to maintain control during taxi. A contributing factor was the gusty winds.Feb 25, 2009 · N75WY · Substantial damage