1. Performs any combination of following tasks to trap and spawn game fish, incubate eggs, and rear fry in fish hatchery: Secures net on both banks of river to divert fish to holding pond. 2. Catches ripened fish from holding pond with hand net and squeezes or slits bellies of …
1. Packs dressed fish in ice and records weight: Reads orders to determine quantity, size, and variety of fish to be packed. 2. Selects and weighs fish and records weights. 3. Shovels layer of ice in box and fills body cavity of each fish with ice. 4. Places fish in …
1. Performs any combination of following tasks concerned with cannery processing of fish roe: Presses headless fish against work surface to ascertain sex of fish by presence or absence of milt. 2. Inserts hand into body cavity of female fish, feels along ventral area of body to locate vent, and …
1. Cleans fish aboard ship or ashore, performing any combination of following tasks, alone or as member of crew: Scrapes scales from fish with knife. 2. Cuts or rips fish from vent to throat with knife, and tears out viscera and gills. 3. Cuts off head of fish with knife, …
1. Tends machine that removes heads, fins, viscera, and tails from fish preparatory to canning: Starts machine and conveyor system. 2. Positions fish on feed table and aligns head with cutting knife. 3. Places beheaded fish in machine feed trough and pushes tail into teeth of fish cleaning machine. 4. …
1. Dries fish, such as salmon, cod, herring, or sardines: Hangs fish on racks or poles, or places them in trays. 2. Sets racks, poles, or trays in drying room or oven.
1. Spawns and raises fish for commercial purposes: Strips eggs from female fish and places eggs in moist pans. 2. Adds milt stripped from male fish to fertilize eggs. 3. Fills hatchery trays with fertilized eggs and places trays in incubation troughs. 4. Turns valves and places baffles in troughs …
1. Operates open-hearth furnaces to produce specified types of steel: Examines raw materials for conformance to specifications. 2. Signals CHARGING-MACHINE OPERATOR to place materials in furnace. 3. Turns fuel, air, and steam controls to adjust fuel mixtures and draft. 4. Moves levers to circulate gas throughout furnace to distribute heat …
1. Renders first aid and subsequent treatment to injured or ill employees at industrial plant, commercial establishment, mine, or construction site: Sterilizes, disinfects, anoints, and bandages minor cuts and burns. 2. Applies artificial respiration or administers oxygen, in cases of suffocation and asphyxiation. 3. Administers medications, such as aspirin or …
1. Feeds fiber, such as hemp or sisal, into machine that breaks up matted bundles, and oils and straightens fibers to form sliver: Places bundles of fibers on machine feed conveyor. 2. Observes sliver emerging from machine and varies rate of feeding to maintain production of uniform sliver of specified …
1. Patrols assigned area to prevent game law violations, investigate reports of damage to crops and property by wildlife, and compile biological data: Travels through area by car, boat, airplane, horse, and on foot to observe persons engaged in taking fish and game, to ensure method and equipment used are …
1. Tends pumps to unload fish from hold of ship into screening tank on dock: Swings end of suction hose over hold of ship, and clamps hose in position. 2. Forces fish from various parts of hold to point under suction pipe, using water hose. 3. Climbs into hold of …
1. Positions fish on cutting table and pulls gang knife handle to cut fish into several lengths for packing into cans. 2. May load and distribute trays of cut fish to packers.
1. Tends boilers aboard vessel to maintain steam at specified pressure: Installs atomizing tips on end of burner barrels with wrench. 2. Inserts barrels in burners. 3. Connects fuel-oil lines to burners. 4. Ignites fuel with torch. 5. Adjusts burners to maintain steam pressure at specified level. 6. Cleans drip …
1. Tends burners supplying heat to retorts to facilitate heating of materials to produce chemical products: Moves controls to regulate flow of gas or oil to burners to maintain temperature of retorts at specified reading. 2. Cleans and repairs retorts, using handtools, scrapers, brushes, and cleaning agents.
1. Sets up, adjusts, and maintains machines to make flares and stems, seal stems to bulbs, or seal exhaust tubing to bulbs in manufacture of electron tubes and light bulbs: Installs and adjusts specified types and sizes of machine parts, such as cutter, revolving heads, bulb loader, tubing loader, burners, …
1. Performs any combination of following duties in assembling pyrotechnics and signal flares: Weighs specified quantities of powder or scoops powder into premeasured scooping device, and loads them into cans, cones, tubes, or other casings, or fills containers to predetermined level. 2. Applies sealing compound to container from bulb syringe …
1. Assembles and sets off fireworks displays at fairs, expositions, or celebrations, according to picture programs or diagrams: Advises committee as to distance audience should be from setoff site of display, according to wind direction and velocity, considering fallout of sparks and acid, and types of fireworks used. 2. Lays …
1. Makes bombs, fountains, colored lights, and set pieces for use as fireworks, following blueprints or pictures: Weighs, mixes, and sifts powder ingredients, according to formula, to produce various color and noise effects. 2. Ignites portion of mixed ingredients to determine whether color meets specifications. 3. Rams and pounds powder …
1. Tends electric oven that fuses enamel onto metal jewelry parts: Sets controls to heat oven to specified temperature. 2. Places tray or rack containing jewelry parts, on which liquid or powder enamel has been applied, in oven. 3. Removes tray or rack from oven after prescribed period, using tongs, …
1. Tends equipment that burns condensed black liquor into black ash: Turns valves to regulate spray of black liquor into cyclone drier and flow of air through drier to dry black liquor to specified concentration. 2. Determines moisture content of liquor, using moisture testing equipment. 3. As directed, turns rheostat …
1. Tends portable or stationary high pressure boilers that supply heat or power for engines, turbines, and steam-powered equipment, such as steam shovels, pile drivers, or cranes, or industrial processes: Shovels fuel, such as coal or coke, into firebox or conveyor hopper, or turns valves and moves controls to regulate …
1. Controls kiln to fire greenware, or decorations or glazes on ware, to specified hardness: Gives directions to helper in preparing firebox, building up door, and lighting fires. 2. Determines level and uniformity of oven temperature by observing, through peepholes, changes in shape and color of pyrometric cones, rings, and …
1. Monitors locomotive instruments and watches for dragging equipment, obstacles on right-of-way, and train signals during run: Inventories supplies, such as fuel, water, and sand, to ensure safe, efficient operation during run. 2. Inspects locomotive to detect damaged or worn parts. 3. Observes oil, temperature, and pressure gauges on dashboard …
1. Tends low pressure boilers that supply steam heat for office buildings, apartment houses, or industrial establishments: Shovels coal or coke into firebox to feed fuel into boiler; turns valves to regulate flow of gas, oil, or pulverized coal into firebox; or moves controls to regulate fuel feeding speed of …
