# NTSB Accident GAA15CA221
> **BELL 47D1** · 2015-08-11 · Clanton, AL, USA · NONE
## Event
- **NTSB number:** GAA15CA221
- **Event ID:** 20150812X10003
- **Type:** Accident
- **Date:** 2015-08-11
- **Location:** Clanton, AL, USA
- **Coordinates:** 32.851112, -86.608055
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** BELL
- **Model:** 47D1
- **Registration:** N74823
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The student pilot's abrupt cyclic and collective inputs during the approach to land which resulted in abnormal runway contact and a subsequent tail boom strike by the main rotor blades.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=GAA15CA221) · AI Analytics · CC0 1.0*