1. Operates panelboard to control machinery and equipment, such as conveyor belts, vibrating feeders, rod and ball mills, centrifugal separators, distributors, magnetic separators, and pumps, to grind ore and scrap metal and to separate iron particles from gangue: Sets and adjusts automatic controls on panel to regulate feed flow of …
1. Tends grinding machines that grind internal and external surfaces of metal workpieces to specifications: Starts machine, places workpiece in holding fixture or hopper, and engages automatic feeding device. 2. Observes machine operation, and removes and inspects finished workpiece to verify conformance to specifications, using measuring instruments, such as preset …
1. Tends machine that grinds and blends coke according to specifications: Sets mill gauge to specified fineness of grind. 2. Starts conveyors and screening and grinding equipment. 3. Moves gate levers to regulate flow of raw coke into machine, and processed coke to mixer or packing-material hopper. 4. Turns valve …
1. Tends machine that pulverizes solid or semisolid materials used in manufacturing chemicals and related products: Installs screens of specified type and mesh in machine, using handtools, or starts auxiliary shakers that size ground particles. 2. Starts feed conveyors, or shovels or dumps materials into machine hopper. 3. Starts grinder …
1. Inspects uncured tires: Measures tread width and sidewall dimensions with ruler and gauge. 2. Weighs tires for conformance to specified tolerance, and keeps weight records on all tires. 3. Verifies thickness of liner and ply stock to be used in tire fabrication, using dial thickness gauge. 4. Stamps approved …
1. Assigns identifying numbers to cuts of greige cloth received for finishing. 2. Records numbers on cloth and on lot sheet to ensure return of cloth to customer after finishing. 3. May record numbers on tag or ticket and attach to cloth. 4. May cut open bundles of cloth, using …
1. Inspects newly extruded carbon electrodes to detect defects, such as cracks and blisters, and to determine disposition of electrodes: Notifies other personnel to investigate cause of defective electrodes. 2. Weighs and measures dimensions of electrodes to determine if specifications are met, using scale, calipers, and straightedge. 3. Marks disposition …
1. Tends pumps to transfer grease and tallow from rendering tank to storage tanks, tankcars, and shipping containers: Turns valves and starts pumps to start flow of material; stops flow when material reaches specified level. 2. Observes measuring gauge reading on storage tank or measures material, using measuring rod, and …
1. Collects and identifies remains of deceased military personnel, both buried and unburied, and evacuates bodies to rear area for burial activities: Searches battlefields and other areas for unburied dead and for isolated and unmarked graves. 2. Exhumes bodies of buried dead. 3. Examines immediate area for identification items, such …
1. Tends rotary-type kiln that dries sugar to specified moisture content: Starts equipment, such as scrolls, and conveyors. 2. Turns valve to admit steam into heating coils, and starts fan that blows air around steam coils in drum. 3. Opens gate on feed scroll to admit sugar to drum. 4. …
1. Records data pertaining to receiving, storing, and shipping of grain at grain elevators: Examines bin slips or track list to determine type, destination, and estimated weight of railroad car. 2. Signals workers to dump or load cars, using bell, light, or telephone. 3. Pulls lever to open slide gate …
1. Tends conveyors and weighs carload shipments of grain, such as corn or milo, and routes grain to steep tanks: Weighs car spotted on scales to record and verify weight against consignment sheet. 2. Notifies MATERIAL HANDLER that car is ready for unloading. 3. Weighs empty car. 4. Starts conveyor …
1. Scores objective-type examination papers and computes and records test grades and averages of students in school or college: Grades papers, using electric marking machine. 2. Totals errors found and computes and records percentage grade on student’s grade card. 3. Averages test grades to compute student’s grade for course. 4. …
1. Promotes goodwill and solicits trade for local business firms who are members of parent organization: Develops list of prospective clients from such sources as newspaper items, utility companies’ records, and local merchants. 2. Visits homes of new residents, prospective parents, recently married couples, engaged persons, and other prospects to …
1. Lays out cloth in preparation for sewing into continuous strips: Cuts bands from bale with wire snips and removes burlap wrapping. 2. Stacks folded cloth on floor or handtruck with ends exposed to facilitate sewing. 3. Records lot numbers and total yardage of cloth laid out on work ticket.
1. Shaves flash from molded golf balls, using trimming machine: Positions golf ball in locating cup. 2. Depresses pedal to move golf ball against driver cup. 3. Presses degrooving knife against rotating golf ball to shave flash. 4. Releases pedal to drop golf ball in chute. 5. May remove flash …
1. Conducts laboratory tests to determine quality and strength of glued wood products, utilizing knowledge of wood species and glue: Soaks plywood in water for specified time and removes plywood from water to air dry, repeating procedure until glued plywood separates to determine soaking effect upon glue. 2. Glues samples …
1. Sets up and operates automatic machine to roll molten glass into sheets: Positions glass-rolling machine between glass-melting tank and lehr, using power winch. 2. Connects drive chains to rollers and cooling pipes to waterlines, using handtools. 3. Ignites burner to preheat lip and raises knife gate on tank orifice …
1. Weighs incoming cotton, computes ginning charges, and records production in cotton ginning establishment: Weighs truck or trailer loaded with cotton and records gross, tare, and net weights. 2. Computes and records quantity of cotton ginned and baled, and records weight of cottonseed removed from cotton. 3. Questions cotton owners …
1. Tends variety of machines, such as dryers, cleaners, gin stands, and linters, that dry, clean, and separate cotton lint from seed and waste material: Slides hand into seed chutes and removes accumulations of seed. 2. Observes saw ribs in gin stand and linter screens to detect clogging. 3. Removes …
1. Tends equipment that controls temperature and humidity in rotating drums or compartments in which barley is germinated to produce malt: Starts fans that force and circulate moist, heated air into drums or compartments. 2. Moves damper counterweights or lowers handle to adjust and obtain specified temperature and humidity. 3. …
1. Examines and compiles geological information to provide technical data to GEOLOGIST, PETROLEUM , using surface and subsurface maps, oil and gas well activity reports, and sand and core analysis studies: Studies geological reports to extract well data and posts data to maps and logs. 2. Draws subsurface formation contours …
1. Conducts research into genealogical background of individual or family in order to establish descent from specific ancestor or to discover and identify forebears of individual or family: Consults American and foreign genealogical tables and publications and documents, such as church and court records, for evidence of births, baptisms, marriages, …
1. Sets up and operates gear inspection equipment to measure curvature of gear tooth, distance between teeth, concentricity of gear, profile and surface dimensions, surface finish, and material hardness of production and prototype gears, utilizing knowledge of gear inspection techniques and procedures: Reads blueprints or specifications to determine dimensions and …
1. Gauges and tests amount of oil in storage tanks, and regulates flow of oil and, other petroleum products into pipelines at wells, tank farms, refineries, and marine and rail terminals, following prescribed standards and regulations: Gauges quantity of oil in storage tanks before and after delivery, using calibrated steel …
