# NTSB investigations: Let L-23 SUPER BLANIK: Hard landing

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 ANC07CA005](https://openairdocs.org/ntsb/ANC07CA005.md): Letecky Zavody L-23 Super Blanik · Chugiak, AK · Accident · No injuries · Data collection · Final report · Oct 10, 2006 · N394BA · Substantial damage
  > The pilot's failure to maintain control of the glider while landing in gusty crosswind conditions, which resulted in a hard landing and structural damage to the fuselage. Factors associated with the accident were turbulence, a crosswind and wind gusts, and…
- [NTSB LAX06TA234](https://openairdocs.org/ntsb/LAX06TA234.md): Let Super Blanik L-23 · Los Alamitos, CA · Accident · No injuries · Final report · Jul 11, 2006 · N381BA · Substantial damage
  > failure of the winch operator to maintain an adequate winch tow speed, resulting in a stall and hard landing.
- [NTSB MIA03LA022](https://openairdocs.org/ntsb/MIA03LA022.md): Let L-23 · Groveland, FL · Accident · No injuries · Limited investigation · Final report · Nov 29, 2002 · N41BW · Substantial damage
  > the pilot's failure to extend the dive brakes during approach and his excessive airspeed and improper landing flare which resulted in the airplane nosing down and impacting with the runway.

## 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 ('1360308')
    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" = 200))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1360308&occurrence=200

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.