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       CODE: 561.362-010 Buy the DOT:Download/CD-ROM
TITLE(s): TREATING ENGINEER (wood prod., nec) alternate titles: retort engineer;
timber-treating-tank operator; treating-plant operator
Controls one or more cylinder retorts to impregnate wood products, such as railroad ties, piling,
telephone poles, and fenceposts, with preserving or fireproofing chemicals: Turns valves to admit
treating solution into retort and steam into heating coils. Presses buttons to activate vacuum- and
hydraulic-pressure pumps that remove air and steam from retort and force treating solution into
pores of wood to accelerate treatment process. Observes gauges and turns valves to maintain
specified heat, vacuum and hydraulic pressure, and level of solution in retort during each phase of
treatment cycle, according to treating schedule. Pumps treating solution back into storage tank at
end of treating cycle. Opens, or signals TREATING-ENGINEER HELPER (wood prod., nec) 561.685-010 to
open, retort doors. Heats unseasoned wood in retort to remove moisture preparatory to treating
process. May operate locomotive or winch to move tram loads of wood products in and out of retort.
May take and test sample borings, using laboratory equipment, to determine if treatment meets
customers' specifications or standard chemical-analysis requirements. May be required to hold
license.
GOE: 06.02.18 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 78
ONET CROSSWALK: 92923 Furnace, Kiln, Oven, Drier, or Kettle Operators and Tenders
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