1. Repairs and cleans art objects, such as pottery, statuary, etchings, or tapestries, to restore art objects’ natural appearance: Studies descriptive information on object or conducts standard chemical and physical tests to determine such factors as age, composition, and original appearance, and plans methods or procedures for restoring object. 2. …
1. Provides information and assistance to public and performs variety of clerical tasks in office of congressional legislator: Answers requests for information and assistance from constituents and other members of public, by phone or in person, using knowledge of governmental agencies and programs and source materials, such as agency listings …
1. Analyzes proposed changes of product design to determine effect on overall system, and coordinates recording of modifications for management control: Confers with manufacturer or customer representatives to establish change-reporting procedure, and prepares directives for change authorization and documentation by company and subcontractor personnel. 2. Analyzes proposed part-design changes and …
1. Tends one or more machines that extrude chocolate or nonchocolate confectionery mixture through die plate onto conveyor to form such products as stars, chips, or sheets: Attaches specified die plate to machine, using handtools. 2. Starts machine and observes action to ensure that confection is forming according to standards. …
1. Controls open-fire or steam-jacketed kettles or batch or continuous pressure cookers to cook candy, gum, or other confectionery ingredients according to formula: Weighs or measures ingredients, such as sugar, corn syrup, butter, and gum base, and adds them to cooking utensil. 2. Starts agitators to mix ingredients. 3. Turns …
1. Treats paper cones with mixture of turpentine and beeswax: Combines specified amounts of turpentine and beeswax in vat and adjusts controls to heat mixture to specified temperature. 2. Fills wire basket with paper cones and lowers basket into heated mixture until thoroughly saturated. 3. Raises basket, drains mixture from …
1. Tends cone to separate slate and rock from coal: Presses buttons to start conveyor and regulate flow of material into top of cone. 2. Turns valve to regulate flow of water into bottom of cone and maintain specified pressure to carry coal off with overflow while rock and slate …
1. Builds and repairs concrete underground vaults and manholes, and installs ducts to provide installation and maintenance facilities for underground power cables: Installs sheeting, shoring, and bracing for excavation. 2. Builds wooden forms and erects steel reinforcing for concrete vaults and manholes. 3. Directs workers engaged in pouring concrete into …
1. Supervises and coordinates activities of switch-engine crew engaged in switching railroad cars within yard of railroad, industrial plant, or similar location to facilitate loading and unloading of cars or making up and breaking up of trains: Notifies YARD ENGINEER of switching orders and, whereby, which cars are to be …
1. Conducts instrumental music groups, such as orchestras and dance bands: Auditions and selects members of group. 2. Selects music to accommodate talents and abilities of group and to suit type of performance to be given. 3. Positions members within group to obtain balance among instrumental sections. 4. Directs group …
1. Performs variety of duties on streetcar, subway, suburban or elevated train, or motorbus: Collects fares or tickets from passengers. 2. Issues transfers. 3. Opens and closes doors. 4. Signals operator to stop or proceed. 5. Announces stops. 6. Answers questions of passengers concerning schedules, routings, and fares. 7. Preserves …
1. Tends conditioner machine that semidries and untangles flatwork preparatory to ironing: Inserts small pieces directly into drum and places large pieces, such as sheets, on conveyor which feeds into conditioner where items are heated, untangled, and discharged onto conveyor leading to flatwork ironing machine.
1. Tends steaming cabinet that conditions yarn with steam: Loads trays or racks of yarn on handtruck and pushes yarn into machine. 2. Turns knobs to set time, temperature, and humidity controls, according to specifications. 3. Turns valve to admit steam into cabinet. 4. Removes yarn from conditioner at end …
1. Tends battery of condenser tubes in which gaseous mercury is condensed into liquid mercury: Places water-filled buckets at base of each tube to collect liquid mercury. 2. Removes buckets as mercury accumulates, pours off water, and strains mercury into steel flask. 3. Pours mixture of water, mercury, and dust …
1. Places condenser on plate supports in front of retort in zinc furnace to collect and condense zinc vapor created by heating ore in retort: Charges retort with mixture of ore and coal, using skip-loader. 2. Lifts and positions condenser in front of retort, using tongs. 3. Seals joint between …
1. Supervises and coordinates activities of work crews engaged in preparing and applying concrete for fabricating, covering, and reinforcing structures, including buildings, bridges, highways, and dams: Oversees workers who place forms for molding concrete, install reinforcing steel, and convey, pour, finish, and cure concrete. 2. Reads specification sheets for information, …
1. Casts concrete burial vaults: Places vault handles in lid mold, lifts mold sides, and inserts pin to secure mold sides. 2. Pulls lid handles through mold slots and inserts wedge to secure lid handles. 3. Lifts bottom mold sides and secures sides, using pins and hammer. 4. Greases top …
1. Finishes ornamental stone facings and surfaces of concrete structural products: Fills holes with grout or mix to repair imperfections in structural panels, floor and roof slabs, highway dividers, grave markers, and ornamental flowerpots, using sponge, trowel, chisel, and hammer. 2. Cuts out damaged areas and drills holes for reinforcing …
1. Casts mixture of concrete and aggregate in mold to form plain or decorative structural panels according to specifications and approved samples: Fits wooden sides of mold together and fastens them in place with wood clamps and bolts, using power wrench. 2. Sprays or brushes acid and oil solution on …
1. Tends machine that casts concrete draintile or pipe by either of following methods: Positions metal mold specified for pipe size on floor stand of machine beneath core and spout. 2. Lowers core into mold and pulls overhead tamping bar into position in mold. 3. Starts machine to rotate mold …
1. Casts concrete pipes and manhole covers, performing any combination of following duties: Moves overhead crane to position steel mold sections reinforcing cage on pallet, and to insert mold core and pouring plate. 2. Fastens mold sections together, using wrenches to tighten screw clamps and bolts and nuts. 3. Positions …
1. Operates concrete paving machine to spread and smooth freshly poured concrete surfaces for concrete roads and landing fields: Starts machine, engages clutch, and shifts gears to control machine’s movement along rails on concrete forms. 2. Moves levers and turns handwheels to lower attachment that spreads wet concrete within forms. …
1. Drives truck equipped with auxiliary concrete mixer to deliver concrete mix to job sites: Drives truck under loading hopper to receive sand, gravel, cement, and water and starts mixer. 2. Drives truck to location for unloading. 3. Moves levers on truck to release concrete down truck chute into wheelbarrow …
1. Performs any combination of following tasks concerned with fabricating and casting concrete moorage floats: Flattens, cuts, and bends rolled wire mesh to fabricate reinforcing cages, using flattening table, power cutters, bending table, and metal fastening clinchers. 2. Assembles and seals cardboard cartons for use as cores for buoyancy chambers, …
1. Constructs concrete block and mortar post and installs precast concrete panels to build fences: Lays out fence, according to blueprint specifications, using level and tape measure. 2. Operates earth moving equipment to clear and level land. 3. Positions reinforcing iron in holes, and places preshaped wood forms around hole. …
