Miner was climbing into a skid steer. Miner's boots were muddy from the rain. Miner slipped & struck right knee on the bucket of the skid steer. The initial pain did not subside, miner was sent to be evaluated. The miner was seen at a local urgent care. X-ray showed no broken bones. Miner has tenderness & restricted motion. Restrictions given for walking, bending & lifting.