# NTSB investigations: Aerovodochody L-29 DELFIN: Collision with terr/obj (non-CFIT)

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR22FA350](https://openairdocs.org/ntsb/WPR22FA350.md): Aerovodochody L-29 Delfin · Reno, NV · Accident · 1 fatal · Class 3 · Field · Final report · Sep 18, 2022 · N129MM · Destroyed
  > The pilot’s in-flight incapacitation due to G-induced loss of consciousness, which resulted in a subsequent impact with terrain.
- [NTSB WPR09LA325](https://openairdocs.org/ntsb/WPR09LA325.md): Aero Vodochody L-29 · Tehachapi, CA · Accident · 2 fatal · Limited investigation · Final report · Jul 4, 2009 · N97869 · Substantial damage
  > The pilot’s failure to maintain clearance from terrain while performing a low altitude maneuver.
- [NTSB NYC08LA224](https://openairdocs.org/ntsb/NYC08LA224.md): Aero Vodochody Aero. Works L-29 Delfin · Millville, NJ · Accident · 2 fatal · Limited investigation · Final report · Jun 22, 2008 · N29DJ · Substantial damage
  > A total loss of engine power due to fuel starvation as a result of a clogged fuel filter that was not identified due to the pilot's inadequate preflight inspection.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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.aircraft_model_code IN ('0564310')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '470' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/470/sequence?model=0564310

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