# NTSB Accident WPR09LA171
> **CESSNA 550** · 2009-03-29 · Salt Lake City, UT, USA · NONE
## Event
- **NTSB number:** WPR09LA171
- **Event ID:** 20090330X10504
- **Type:** Accident
- **Date:** 2009-03-29
- **Location:** Salt Lake City, UT, USA
- **Coordinates:** 40.795833, -111.961669
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 3
- **Total aboard:** 3
## Aircraft
- **Make:** CESSNA
- **Model:** 550
- **Registration:** N44FR
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The uncommanded retraction of the right main landing gear hydraulic actuator strut for undetermined reasons.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR09LA171) · AI Analytics · CC0 1.0*