# NTSB investigations: Beech H35: Collision during takeoff/land

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 CEN21LA289](https://openairdocs.org/ntsb/CEN21LA289.md): Beech H35 · Watkins, CO · Accident · No injuries · Class 4 · Limited · Final report · Jun 22, 2021 · N5596D · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll, which resulted in a runway excursion and a subsequent impact with an obstacle.
- [NTSB WPR19LA223](https://openairdocs.org/ntsb/WPR19LA223.md): Beech 35 · Ruidoso, NM · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 17, 2019 · N5410D · Substantial damage
  > The airplane’s inability to maintain altitude during the initial climb due to a degradation in the airplane’s performance as a result of high-density altitude conditions at the time of takeoff. Contributing to the accident were the pilot’s inadequate…
- [NTSB WPR15LA013](https://openairdocs.org/ntsb/WPR15LA013.md): Beech H35 · Bountiful, UT · Accident · No injuries · Limited investigation · Final report · Oct 14, 2014 · N647Q · Substantial damage
  > The pilot's loss of directional control during a tailwind landing.

## 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 ('1151520')
    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" = '490' 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/490/sequence?model=1151520

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