{"c":"47-2051.00","n":"Cement Masons and Concrete Finishers","d":"Smooth and finish surfaces of poured concrete, such as floors, walks, sidewalks, roads, or curbs using a variety of hand and power tools. Align forms for sidewalks, curbs, or gutters; patch voids; and use saws to cut expansion joints.","g":"47","tasks":[{"t":"Check the forms that hold the concrete to see that they are properly constructed.","core":true,"id":7047,"r":62,"dt":"08/2018","src":"Incumbent"},{"t":"Set the forms that hold concrete to the desired pitch and depth, and align them.","core":true,"id":7048,"r":62,"dt":"08/2018","src":"Incumbent"},{"t":"Spread, level, and smooth concrete, using rake, shovel, hand or power trowel, hand or power screed, and float.","core":true,"id":7049,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Monitor how the wind, heat, or cold affect the curing of the concrete throughout the entire process.","core":true,"id":7051,"r":63,"dt":"08/2018","src":"Incumbent"},{"t":"Mold expansion joints and edges, using edging tools, jointers, and straightedge.","core":true,"id":7050,"r":59,"dt":"08/2018","src":"Incumbent"},{"t":"Signal truck driver to position truck to facilitate pouring concrete, and move chute to direct concrete on forms.","core":true,"id":7052,"r":62,"dt":"08/2018","src":"Incumbent"},{"t":"Direct the casting of the concrete and supervise laborers who use shovels or special tools to spread it.","core":true,"id":7055,"r":62,"dt":"08/2018","src":"Incumbent"},{"t":"Produce rough concrete surface, using broom.","core":true,"id":7053,"r":61,"dt":"08/2018","src":"Incumbent"},{"t":"Apply hardening and sealing compounds to cure surface of concrete, and waterproof or restore surface.","core":true,"id":7061,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Operate power vibrator to compact concrete.","core":true,"id":7054,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Install anchor bolts, steel plates, door sills and other fixtures in freshly poured concrete or pattern or stamp the surface to provide a decorative finish.","core":true,"id":7069,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Wet surface to prepare for bonding, fill holes and cracks with grout or slurry, and smooth, using trowel.","core":true,"id":7059,"r":61,"dt":"08/2018","src":"Incumbent"},{"t":"Waterproof or restore concrete surfaces, using appropriate compounds.","core":true,"id":7068,"r":62,"dt":"08/2018","src":"Incumbent"},{"t":"Mix cement, sand, and water to produce concrete, grout, or slurry, using hoe, trowel, tamper, scraper, or concrete-mixing machine.","core":true,"id":7056,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Chip, scrape, and grind high spots, ridges, and rough projections to finish concrete, using pneumatic chisels, power grinders, or hand tools.","core":true,"id":7062,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Cut out damaged areas, drill holes for reinforcing rods, and position reinforcing rods to repair concrete, using power saw and drill.","core":true,"id":7057,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Wet concrete surface, and rub with stone to smooth surface and obtain specified finish.","core":true,"id":7058,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Clean chipped area, using wire brush, and feel and observe surface to determine if it is rough or uneven.","core":true,"id":7060,"r":58,"dt":"08/2018","src":"Incumbent"},{"t":"Build wooden molds, and clamp molds around area to be repaired, using hand tools.","core":true,"id":7064,"r":59,"dt":"08/2018","src":"Incumbent"},{"t":"Sprinkle colored marble or stone chips, powdered steel, or coloring powder over surface to produce prescribed finish.","core":false,"id":7065,"r":59,"dt":"08/2018","src":"Incumbent"},{"t":"Fabricate concrete beams, columns, and panels.","core":false,"id":7067,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Polish surface, using polishing or surfacing machine.","core":false,"id":7072,"r":57,"dt":"08/2018","src":"Incumbent"},{"t":"Cut metal division strips, and press them into terrazzo base so that top edges form desired design or pattern.","core":false,"id":7066,"r":60,"dt":"08/2018","src":"Incumbent"},{"t":"Push roller over surface to embed chips in surface.","core":false,"id":7071,"r":58,"dt":"08/2018","src":"Incumbent"},{"t":"Apply muriatic acid to clean surface, and rinse with water.","core":false,"id":7070,"r":58,"dt":"08/2018","src":"Incumbent"},{"t":"Spread roofing paper on surface of foundation, and spread concrete onto roofing paper with trowel to form terrazzo base.","core":false,"id":7063,"r":58,"dt":"08/2018","src":"Incumbent"}]}