# NTSB Accident ERA11LA216
> **HILLER UH-12E** · 2011-03-25 · Culpeper, VA, USA · NONE
## Event
- **NTSB number:** ERA11LA216
- **Event ID:** 20110328X22842
- **Type:** Accident
- **Date:** 2011-03-25
- **Location:** Culpeper, VA, USA
- **Coordinates:** 38.473888, -77.783607
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** HILLER
- **Model:** UH-12E
- **Registration:** N4033P
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Mechanical failure of the transmission for reasons that could not be determined because the transmission could not be torn down.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA11LA216) · AI Analytics · CC0 1.0*