Saw felled trees into specified lengths, cut off limbs, clear brush, and split logs, using power chain saws and axes. Mark and move logs, and tend machines that debark logs. Fasten chokers around logs to prepare to yard them from felling and bucking area to storage or loading docks. Include timber cutting and related logging workers not classified separately above. Exclude log handling equipment operators, logging tractor operators, fallers, and log graders and scalers.