# NTSB investigations: Cessna T210N: Gear collapsed

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 DFW06CA201](https://openairdocs.org/ntsb/DFW06CA201.md): Cessna T210N · San Angelo, TX · Accident · No injuries · Data collection · Final report · Aug 20, 2006 · N6602C · Substantial damage
  > The failure of the landing gear to extend as result of a frayed electrical wire.
- [NTSB FTW01LA170](https://openairdocs.org/ntsb/FTW01LA170.md): Cessna T210N · Amarillo, TX · Accident · No injuries · Limited investigation · Final report · Jul 21, 2001 · N6114A · Substantial damage
  > the pilot's failure to verify that the landing gear was extended and locked before landing. A contributing factor was a tripped landing gear motor circuit breaker, which resulted in the failure of the main landing gear to fully extend and lock.
- [NTSB CHI00LA161](https://openairdocs.org/ntsb/CHI00LA161.md): Cessna T210N · Indianapolis, IN · Accident · No injuries · Limited investigation · Final report · Jun 12, 2000 · N7426N · Substantial damage
  > the unlocked main landing gear and the manual gear extension not performed by the pilot. The electrical system failure was a contributing factor.
- [NTSB CHI98LA001](https://openairdocs.org/ntsb/CHI98LA001.md): Cessna T210N · Fargo, ND · Accident · No injuries · Limited investigation · Final report · Oct 1, 1997 · N5168A · Substantial damage
  > the circuit breaker for the hydraulic pump popped during gear extension which resulting in the failure of the landing gear to lock in the extended position.
- [NTSB CHI97LA087](https://openairdocs.org/ntsb/CHI97LA087.md): Cessna T210 · Janesville, WI · Accident · No injuries · Limited investigation · Final report · Mar 15, 1997 · N6677N · Substantial damage
  > the pilot inadvertently retracting the landing gear during the takeoff roll.
- [NTSB SEA95LA003](https://openairdocs.org/ntsb/SEA95LA003.md): Cessna 210 · Bend, OR · Accident · No injuries · Limited investigation · Final report · Oct 7, 1994 · N75DA · Substantial damage
  > The failure of the landing gear downlock mechanism to engage due to undetermined reasons.
- [NTSB NYC90LA016](https://openairdocs.org/ntsb/NYC90LA016.md): Cessna T210N · Teterboro, NJ · Accident · No injuries · Limited investigation · Final report · Oct 21, 1989 · N244MB · Substantial damage
  > Lack of hydraulic fluid in the hydraulic system.
- [NTSB LAX85LA167](https://openairdocs.org/ntsb/LAX85LA167.md): Cessna T210N · Santa Barbara, CA · Accident · No injuries · Limited investigation · Final report · Mar 5, 1985 · N6220C · Substantial damage
  > During arrival at Santa Barbara, the plt was unable to extend the ldg gear. Efforts at gear extension using the emergency hand pump failed & the plt landed with the acft's gear partially extended. An exam of the acft revealed an electrical problem of…

## 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 ('2073456')
    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" = 190))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2073456&occurrence=190

---
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.