Miner stepped out of operator's station of Cat 14H blade to close open engine bay door. In doing so miner stepped onto rear tire that was covered in mud, slipping & falling to the ground. This resulted in spraining left wrist. Miner had MRI completed on 3/10/24 & results were provided to SRMG safety on 3/12/24 stating there was in fact a fracture in the wrist. No other issues.