# NTSB Accident DFW06CA157
> **Caproni Vizzola Cos. Aero. Calif A-21** · 2006-06-10 · San Antonio, TX, USA · SERS
## Event
- **NTSB number:** DFW06CA157
- **Event ID:** 20060801X01062
- **Type:** Accident
- **Date:** 2006-06-10
- **Location:** San Antonio, TX, USA
- **Coordinates:** 29.506111, -98.792221
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Caproni Vizzola Cos. Aero.
- **Model:** Calif A-21
- **Registration:** N9FM
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot/owner's failure to properly secure the right wing, which resulted in the in-flight separation of the right wing.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DFW06CA157) · AI Analytics · CC0 1.0*