# NTSB investigations: Cessna 170A: Landing gear collapse

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 WPR25LA129](https://openairdocs.org/ntsb/WPR25LA129.md): Cessna 170A · Maricopa, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Apr 10, 2025 · N1371D · Substantial damage
  > On April 10, 2025, at 1207 mountain standard time, a Cessna 170A, N1371D, sustained substantial damage when it was involved in an accident near Maricopa, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of…
- [NTSB CEN24LA251](https://openairdocs.org/ntsb/CEN24LA251.md): Cessna 170 · Dowagiac, MI · Accident · No injuries · Class 4 · Limited · Final report · Jul 4, 2024 · N9793A · Substantial damage
  > The pilot and flight instructor’s failure to maintain directional control during the landing roll, which resulted in a ground loop with the left main landing gear axle failing, a runway excursion, and impact with the ground.
- [NTSB ERA24LA150](https://openairdocs.org/ntsb/ERA24LA150.md): Cessna 170 · Chesapeake, VA · Accident · No injuries · Class 4 · Limited · Final report · Mar 21, 2024 · N9269A · Substantial damage
  > The pilot’s failure to maintain directional control during landing, which resulted in a ground loop, runway excursion, and subsequent landing gear collapse.
- [NTSB WPR23LA096](https://openairdocs.org/ntsb/WPR23LA096.md): Cessna 170 · Mesa, AZ · Accident · No injuries · Class 3 · Limited · Final report · Jan 23, 2023 · N9534A · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll out and the preexisting fatigue cracks in the left main landing gear leg, which resulted in the leg’s premature overstress fracture during the ground loop.
- [NTSB CEN22LA236](https://openairdocs.org/ntsb/CEN22LA236.md): Cessna 170 · Houston, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 2, 2022 · N1396D · Substantial damage
  > The pilot’s inability to compensate for a downdraft during the landing flare, which resulted in a hard, bounced landing, and subsequent loss of directional control.
- [NTSB ANC21LA029](https://openairdocs.org/ntsb/ANC21LA029.md): Cessna 170A · Lime Village, AK · Accident · No injuries · Class 4 · Limited · Final report · Apr 7, 2021 · N1291D · Substantial damage
  > The pilot’s selection of unsuitable terrain for landing, which resulted in a landing gear collapse.
- [NTSB CEN21LA097](https://openairdocs.org/ntsb/CEN21LA097.md): Cessna 170 · Albion, NE · Accident · No injuries · Class 4 · Limited · Final report · Dec 18, 2020 · N9590A · Substantial damage
  > The pilot’s failure to maintain directional control during the landing with a tailwind.
- [NTSB CEN18LA070](https://openairdocs.org/ntsb/CEN18LA070.md): Cessna 170 · Ponca City, OK · Accident · No injuries · Limited investigation · Final report · Jan 6, 2018 · N9972A · Substantial damage
  > The pilot's loss of directional control during takeoff with a quartering tailwind, which resulted in a runway excursion.
- [NTSB GAA16CA275](https://openairdocs.org/ntsb/GAA16CA275.md): Cessna 170 · Saginaw, MI · Accident · No injuries · Data collection · Final report · May 30, 2016 · N1441D · Substantial damage
  > The pilot's exceedance of the critical angle of attack during the landing flare, which resulted in an aerodynamic stall, hard landing, right main landing gear collapse, runway excursion, and nose over.
- [NTSB WPR10CA394](https://openairdocs.org/ntsb/WPR10CA394.md): Cessna 170 · Salt Lake City, UT · Accident · Minor injuries · Data collection · Final report · Aug 9, 2010 · N179MM · Substantial damage
  > The pilot’s failure to maintain aircraft control during the landing roll.
- [NTSB WPR10LA221](https://openairdocs.org/ntsb/WPR10LA221.md): Cessna 170A · Minden, NV · Accident · No injuries · Limited investigation · Final report · Apr 30, 2010 · N5765C · Substantial damage
  > A main landing gear collapse during the landing roll due to fatigue cracking and corrosion of the strut.

## 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 ('2072304')
    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" = '094' 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/094/sequence?model=2072304

---
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.