A professional who straightens lumber on conveyor to align lumber for grading, sawing, edging, trimming, sorting, stacking, or for transfer to other conveyors.

• Clears jammed material, using picaroon to permit normal flow of lumber along conveyor.
• Cleans work area, using broom and shovel.
• May pile lumber on trucks or pallets.
• May tend automatic conveyor and sorting machine that sorts lumber for further processing.
• May be designated according to process involved as cross-tie turner; sorter-lumber straightener; stacker-straightener; trimmer loader; trimmer tailer.