# NTSB Accident CEN11CA545
> **AYRES CORPORATION S2R-G6** · 2011-07-28 · Forest City, IA, USA · NONE
## Event
- **NTSB number:** CEN11CA545
- **Event ID:** 20110804X61602
- **Type:** Accident
- **Date:** 2011-07-28
- **Location:** Forest City, IA, USA
- **Coordinates:** 43.234722, -93.623886
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** AYRES CORPORATION
- **Model:** S2R-G6
- **Registration:** N331BF
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's inadequate visual lookout during an aerial application run, which resulted in an in-flight collision with a windmill.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN11CA545) · AI Analytics · CC0 1.0*