North Star Rocks LLC · Sobreesfuerzo, no clasificado en otra parte
Driller was troubleshooting hydraulic pump issues and was laying tools to complete required task on top of the drill. Once driller was finished troubleshooting drill issues they stepped onto lower portion of tire rim to collect the tools they had been using. When they stepped down their right foot came down on top of a softball size rock causing them to fall and rolling their foot.