# NTSB Accident GAA17CA063
> **SCHEMPP-HIRTH FLUGZEUGBAU DUO DISCUS** · 2016-11-05 · Port Matilda, PA, USA · SERS
## Event
- **NTSB number:** GAA17CA063
- **Event ID:** 20161114X85551
- **Type:** Accident
- **Date:** 2016-11-05
- **Location:** Port Matilda, PA, USA
- **Coordinates:** 40.825279, -77.990837
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 3
## Aircraft
- **Make:** SCHEMPP-HIRTH FLUGZEUGBAU
- **Model:** DUO DISCUS
- **Registration:** N484KS
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The bystander's decision to walk onto the runway, which resulted in him being struck by the glider's left wing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=GAA17CA063) · AI Analytics · CC0 1.0*