# NTSB Accident GAA17CA406
> **ROBINSON HELICOPTER R22** · 2017-07-10 · WILKES-BARRE, PA, USA · MINR
## Event
- **NTSB number:** GAA17CA406
- **Event ID:** 20170711X95130
- **Type:** Accident
- **Date:** 2017-07-10
- **Location:** WILKES-BARRE, PA, USA
- **Coordinates:** 41.297222, -75.852218
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 1
- **Total aboard:** 2
## Aircraft
- **Make:** ROBINSON HELICOPTER
- **Model:** R22
- **Registration:** N2336J
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The flight instructor's delayed remedial action to maintain helicopter altitude during hover flight instruction, which resulted in the helicopter skid contacting a crack in the runway and a dynamic rollover.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=GAA17CA406) · AI Analytics · CC0 1.0*