# NTSB Accident IAD98GA110
> **Hughes OH-6A** · 1998-09-25 · NEWARK, TX, USA · FATL
## Event
- **NTSB number:** IAD98GA110
- **Event ID:** 20001211X11079
- **Type:** Accident
- **Date:** 1998-09-25
- **Location:** NEWARK, TX, USA
- **Coordinates:** 32.660148, -97.159362
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** Hughes
- **Model:** OH-6A
- **Registration:** N234ZM
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Failure of the Instructor Pilot to control the helicopter's rate of descent during a demonstrated autorotation. Contributing to the accident were the Operator's lack of:  a.  	Instructor Pilot standardization procedures, and   b. 	Specific or adequate flight demonstration procedures and techniques for both instructor and transition pilots.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=IAD98GA110) · AI Analytics · CC0 1.0*