NTSB investigations, 2021

6 cases where the defining event was Aircraft structural failure.

Cases per year

20082026
NTSB investigations, 2021 per year, 2008–2026: 181 cases
200815
200921
201016
201114
20129
201310
201412
20159
201611
20175
201813
20194
20208
20216
20229
20238
20248
20251
20262

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 year(c.\"eventDate\") = 2021
    AND c.\"mKey\" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '337')
  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 DCA22LA038Accident · No injuriesClass 4 · LimitedFinal reportBoeing 747-4B5F · Miami, FLIncorrect lubrication of the foreflap fitting assembly.Nov 29, 2021 · N705CK · Substantial damageNTSB CEN21LA420Accident · Minor injuriesClass 3 · LimitedFinal reportQuad City Ultralight Challenger II · Rogers City, MIThe separation of the right wing’s forward lift strut from the fuselage due to a missing nylon-insert lock nut. Contributing to the accident was the noncertificated pilot’s decision to operate the airplane even though a condition inspection had not been…Sep 11, 2021 · N778H · Substantial damageNTSB WPR21LA324Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Athol, IDThe failure of the windshield during spin recovery for reasons that were not determined.Aug 7, 2021 · N4110L · Substantial damageNTSB CEN21FA314Accident · 1 fatalClass 3 · FieldFinal reportPZL Mielec M18 · Seiling, OKThe pilot’s in-flight loss of control due to the structural failure of a wing fitting and separation of the outboard wing section. Also causal were the inadequate wing fitting inspections, which failed to detect the initial corrosion and crack before it…Jul 12, 2021 · N9310R · DestroyedNTSB WPR21FA266Accident · 2 fatalClass 3 · FieldFinal reportBeech C90 · Wikieup, AZThe failure and separation of the left wing’s outboard section due to a fatigue crack in the lower spar cap. Contributing to the accident was the operator’s decision to repair the wing spar instead of replacing it as recommended by the aircraft manufacturer.…Jul 10, 2021 · N3688P · DestroyedNTSB ANC21FA015Accident · 2 fatalClass 3 · FieldFinal reportCessna 185 · Chitina, AKAn in-flight breakup during cruise flight for reasons that could not be determined based on available evidence.Feb 4, 2021 · N9725Z · Substantial damage