NTSB investigations: Lycoming TI0-540 series

65 cases on aircraft whose registry engine model is Lycoming TI0-540 series, where the first occurrence was “In flight encounter with weather”. 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, newest first

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 ('41533')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 240))
  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 MKC87LA062Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Mason City, IAThe pilot stated that he had obtained a full weather briefing and an IFR clearance from grand marais, Minnesota to des moines, Iowa prior to departure; and that the flight was uneventful, except for stronger than forecasted headwinds aloft. Enroute, the pilot…Mar 16, 1987 · N56285 · Substantial damageNTSB ATL87FA007Accident · 1 fatalField investigationFinal reportPiper PA-32R-300 · Nashville, TNThe flight was cleared for the localizer approach to rwy 31. The pilot reported the airport in sight. The flight descended into the cloud layer and crashed about 1000 feet short of the middle marker. The pilot did not report any aircraft problem. The approach…Oct 20, 1986 · N5260F · DestroyedNTSB DEN86LA224Accident · No injuriesLimited investigationFinal reportPiper PA-24-260 · Monument Valley, UTThe plt was on an approach for landing when the acft began to settle. He said that increasing power did not seem to have an effect. Subsequently, the acft landed hard, collapsing the nose gear. The plt believed that he had encountered wind shear during the…Aug 8, 1986 · N8544P · Substantial damageNTSB NYC86FA027Accident · 1 fatalField investigationFinal reportPiper PA-23-250 · Landisburg, PAThe non-instrument rated pilot took off on a VFR crosscounty flight with no weather briefing. He flew into an area of adverse weather including low clouds, fog, drizzle & haze. The aircraft impacted near the top of a 2100 ft high hill in forested terrain.Oct 23, 1985 · N54264 · DestroyedNTSB MKC85FA089Accident · 2 fatalField investigationFinal reportPiper PA-24-260 · Wakeeney, KSOn a x-country flt from dodge city, KS, to hill city, KS, the plt encountered IFR wx conditions around Wakeeney, KS. The IFR conditions were not forecast for his area of flt. A 2000 CST observation at hill city, KS, was indicating IFR conditions existing aprx…Apr 26, 1985 · N8852P · DestroyedNTSB ATL85FA146Accident · 1 fatalField investigationFinal reportPiper PA-32R-300 · Dundee, MSPlt obtained three preflight wx briefings then filed IFR using an assumed name. Routine communications until 2117 CST when pilot reported in a cell and said he wanted to make a 180 degree turn. Cleared for right turn. Radar and comm contact with aircraft lost…Apr 23, 1985 · N8069C · DestroyedNTSB MIA85FA040Accident · 3 fatalField investigationFinal reportPiper PA-32R-301T · Freeport, FLPreflt wx brief included advisory for scattered showers/thunderstorms along route of flt. Departed in VFR conditions but encountered deteriorating wx enroute, received inflt wx advisory to expect low clngs and reduced visibility ahead. Plt stated he 'would…Nov 18, 1984 · N4316P · DestroyedNTSB FTW84LA178Accident · No injuriesLimited investigationFinal reportPiper PA-32-301T · Haskell, TXThe plt received a wx briefing and said, 'today was not the day to go', but later went. En route weather encouraged him to land at an arpt with a 1600 ft rwy with winds of 30 KTS gusting to 50 KTS, according to a witness. The plt landedwith no flaps and…Mar 27, 1984 · N8194E · Substantial damageNTSB ATL84FA064Accident · 1 fatalField investigationFinal reportPiper PA-24-260B · Mcdonald, TNThe plt received 2 wx briefings before takeoff & was provided flt precautions of IMC to continue beyond 0900 EST. Also, he was advised that the mountains would be occasionally obscured & icing could be expected to the west below 6000 ft. during both…Dec 13, 1983 · N8981P · DestroyedNTSB DEN84FA039Accident · 2 fatalField investigationFinal reportBellanca 17-31ATC · Moose, WYThe acft crashed shortly after takeoff in IFR weather. The plt failed to follow established departure procedures and in fact he did not even call in the fact that he had departed or his departure time as instructed by salt lake center. Attempts by salt lake…Nov 28, 1983 · N107CB · DestroyedNTSB LAX84FA071Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Oceanside, CABefore takeoff, the plt received a wx briefing & was advised to expect IFR conditions in the vicinity of Oceanside, CA & that moderate turbulence existed below 20,000 ft. after takeoff, he obtained an IFR clearance to climb & cruise at 6000 ft. at about 2005…Nov 25, 1983 · N6295T · DestroyedNTSB FTW83FPM04Accident · 2 fatalFinal reportPiper PA23-250 · 8 Miles Se Bris, OKThe acft departed at 2220 with a planned enroute stop at holdenville, OK. 55 minutes later the acft crashed approximately 8.5 miles from its original departure point. Witnesses describe the wx as very bad due to heavy rain & fog.Nov 11, 1982 · N6145Y · DestroyedNTSB DEN82FA034Accident · No injuriesField investigationFinal reportPiper PA-23 · Mitchell, SDAs the pilot approached sioux falls he received information that it was below minimums, so he started to divert. As he passed over sioux falls he could see Mitchell, SD, which appeared to be clear, therefore, he elected to land there. It continued to look…Feb 18, 1982 · N5799Y · Substantial damageNTSB ATL82FA047Accident · 4 fatalField investigationFinal reportPiper PA-32R-300 · Lambsburg, VAThe aircraft was on an air taxi flight to transport 2 prisoners and was to be operated on a VFR flight plan in VFR conditions only. Prior to takeoff, the pilot had obtained 12 weather briefing. In 2 of the briefings, VFR flight was not recommended. At about…Feb 5, 1982 · N75225 · DestroyedNTSB SEA82DA017Accident · No injuriesFinal reportPiper PA-31-350 · Spokane, WAAfter arriving in the Spokane area, a full ILS was commenced. It was terminated about 200 ft above the decision height with a missed approach. The aircraft was vectored for a second ILS. During the last 400 ft of this approach, about 3/4 to one inch of mixed…Jan 13, 1982 · N36PB · Substantial damage