A professional who tends machine that stacks or unstacks lumber to load or unload kiln car to level of lumber table. Respnsibilities include:

• Starts conveyor that carries lumber onto kiln car in layers, drops stickers between layers, or removes dried lumber from car.
• Straightens lumber on conveyor for even flow onto stack, using handhook.
• May record data such as thickness, grade, length, and quantity of lumber stacked.
• May drive kiln car to transfer lumber car to kiln or storage.
• May tend machine that stacks inspected boards in layers of specified width prior to further processing and be designated Stacker.
• When concerned only with unloading kiln cars, may be designated unstacker.