# NTSB Accident CEN12LA247
> **HUGHES 269A** · 2012-04-17 · Grinnell, IA, USA · NONE
## Event
- **NTSB number:** CEN12LA247
- **Event ID:** 20120417X72641
- **Type:** Accident
- **Date:** 2012-04-17
- **Location:** Grinnell, IA, USA
- **Coordinates:** 41.709999, -92.736114
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** HUGHES
- **Model:** 269A
- **Registration:** N69HJ
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's improper liftoff technique, which resulted in ground resonance, and the pilot's delayed recognition of the ground resonance.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN12LA247) · AI Analytics · CC0 1.0*