# NTSB Accident WPR17FA089
> **APPLEBY NIEUPORT 28** · 2017-04-23 · Paso Robles, CA, USA · FATL
## Event
- **NTSB number:** WPR17FA089
- **Event ID:** 20170423X05422
- **Type:** Accident
- **Date:** 2017-04-23
- **Location:** Paso Robles, CA, USA
- **Coordinates:** 35.669166, -120.548614
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** APPLEBY
- **Model:** NIEUPORT 28
- **Registration:** N6190
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The failure of unknown personnel to properly safety an elevator control cable turnbuckle, which disconnected in flight resulting in loss of pitch control. Contributing to the accident was the inadequate design of the experimental airplane, which did not provide a mechanism for accessing the entire flight control system during routine inspections.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR17FA089) · AI Analytics · CC0 1.0*