# NTSB Accident CHI91LA205
> **HILLER UH-12D** · 1991-07-02 · SAVOY, IL, USA · NONE
## Event
- **NTSB number:** CHI91LA205
- **Event ID:** 20001212X17490
- **Type:** Accident
- **Date:** 1991-07-02
- **Location:** SAVOY, IL, USA
- **Coordinates:** 40.059837, -88.250869
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** HILLER
- **Model:** UH-12D
- **Registration:** N94515
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S FAILURE TO MAINTAIN TAIL ROTOR CLEARANCE FROM THE GROUND.  A RELATED FACTOR IS THE PILOT'S LACK OF TOTAL EXPERIENCE IN HELICOPTERS.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI91LA205) · AI Analytics · CC0 1.0*