A professional who performs any combination of following duties to store, move, treat, and process wood products in wood-preserving plant. Respnsibilities include:

• Piles wood products, such as ties, piling, poles, and fence posts, on trams, by hand or by use of overhead hoist.
• Inserts wooden strips to bind and space load, and shapes load to fit cylinder retort.
• Chains or bolts down tram loads, using wrenches and fasteners.
• Bolts and unbolts doors of retorts with hand or pneumatic wrench.
• Pulls loads in and out of retorts, using winch.
• Drills test-bores in treated or untreated wood with hand drill.
• Opens and closes valves for operating retort.
• Loads and unloads wood materials from railroad cars, trucks, and barges.
• Moves and positions timbers and piling in framing or pole yard.
• Feeds woodstock into various machines that adz, bore, cut, incise, or peel it; and removes processed material by hand or by use of hoist.
• Burns identification markings in poles, using branding iron.
• May be designated according to duties performed as adzing-and-boring-machine helper; cross-tie-tram loader; tie handler; wincher.