As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHILE TAXI TURNING, THE HYDRAULIC WHEEL SKI RIGHT HAND SHAFT PIVOT FRACTURED. THE FRACTURED OCCURRED AT THE STEP TRANSITION TO THE KEYWAYS. THIS ALLOWED THE SKI TO DEPART THE AIRCRAFT. THE SUBMITTER STATES THAT THE SHAFT DESIGN HAS LEFT SHARP EDGES AND SUBSEQUENT STRESS RISER IN THE STEP AREA.