Keystone Blue Quarry Metal/Non-Metal

Employee was breaking a sideline this process involves striking the wedges swinging the hammer with a side-to-side motion. While doing this the employee missed the wedge and struck the wall causing the hammer to deflect and rotated the employee rapidly causing a strain to the lower lumbar.

Miner was adding a section of drill steel using a wrench to tighten the connection. The miner's left thumb was caught between the drill boom and the wrench causing a small avulsion to the left thumb.