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Terrazzo Workers and Finishers

Apply a mixture of cement, sand, pigment, or marble chips to floors, stairways, and cabinet fixtures to fashion durable and decorative surfaces.

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    Work Activities

    Work Activities

    • Measure designated amounts of ingredients for terrazzo or grout, according to standard formulas and specifications, using graduated containers and scales, and load ingredients into portable mixer.
    • Grind surfaces with a power grinder, or polish surfaces with polishing or surfacing machines.
    • Cut metal division strips and press them into the terrazzo base for joints or changes of color to form designs or patterns or to help prevent cracks.
    • Blend marble chip mixtures, place into panels, and push a roller over the surface to embed the chips.
    • Modify mixing, grouting, grinding, or cleaning procedures, according to type of installation or material used.
    • Spread, level, or smooth concrete or terrazzo mixtures to form bases or finished surfaces, using rakes, shovels, hand or power trowels, hand or power screeds, or floats.
    • Wash polished terrazzo surface, using cleaner and water, and apply sealer and curing agent according to manufacturer's specifications, using brush or sprayer.
    • Grind curved surfaces or areas inaccessible to surfacing machine, such as stairways or cabinet tops, with portable hand grinder.
    • Position and secure moisture membrane and wire mesh in preparation for pouring base materials for terrazzo installation.
    • Fill slight grinding depressions with matching grout material and hand-trowel for a smooth, uniform surface.
    • Clean installation site, mixing and storage areas, tools, machines, and equipment, and store materials and equipment.
    • Sprinkle colored marble or stone chips, powdered steel, or coloring powder over surface to produce prescribed finish.
    • Wet surface to prepare for bonding, fill holes and cracks with grout or slurry, and smooth with a trowel.
    • Mix cement, sand, and water to produce concrete, grout, or slurry, using hoe, trowel, tamper, scraper, or concrete-mixing machine.
    • Chip, scrape, or grind high spots, ridges, or rough projections to finish concrete, using pneumatic chisel, hand chisel, or other hand tools.
    • Mold expansion joints and edges, using edging tools, jointers, or straightedges.
    • Move terrazzo installation materials, tools, machines, or work devices to work areas, manually or using wheelbarrow.
    • Repair concrete by cutting out damaged areas, drilling holes for reinforcing rods, and positioning reinforcing rods, using power saw and drill.
    • Clean chipped area, using wire brush, and feel and observe surface to determine if it is rough or uneven.
    • Precast terrazzo blocks in wooden forms.
    • Wet concrete surface and rub with stone to smooth surface and obtain specified finish.
    • Build wooden molds, clamping molds around areas to be repaired, or setting up frames to the proper depth and alignment.
    • Spread roofing paper on surface of foundation and spread concrete onto roofing paper with trowel to form terrazzo base.
    • Produce rough concrete surface, using broom.
    • Remove frames when the foundation is dry.
    • Signal truck driver to position truck to facilitate pouring concrete and move chute to direct concrete on forms.

    Skills

    • Coordination

      Adjusting actions in relation to others' actions.

    • Quality Control Analysis

      Conducting tests and inspections of products, services, or processes to evaluate quality or performance.

    • Judgment and Decision Making

      Considering the relative costs and benefits of potential actions to choose the most appropriate one.

    WorkKeys®

    Applied Math
    4
    Workplace Documents
    4
    Graphic Literacy
    4

    Abilities

    • Manual Dexterity

      The ability to quickly move your hand, your hand together with your arm, or your two hands to grasp, manipulate, or assemble objects.

    • Multilimb Coordination

      The ability to coordinate two or more limbs (for example, two arms, two legs, or one leg and one arm) while sitting, standing, or lying down. It does not involve performing the activities while the whole body is in motion.

    • Near Vision

      The ability to see details at close range (within a few feet of the observer).

    Knowledge

    • Building and Construction

      Knowledge of materials, methods, and the tools involved in the construction or repair of houses, buildings, or other structures such as highways and roads.

    • Design

      Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.

    • Mathematics

      Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.

    Career Video

    Additional videos and more information available on CareerOneStop

    Ohio Employment Trends

    • Currently Employed Not Available
    • Yearly Projected Openings Not Available

    Typical Education

    Personality

    Realistic: People interested in this work like activities that include practical, hands-on problems and solutions.They do well at jobs that need:
    • Attention to Detail
    • Cooperation
    • Self Control
    • Dependability
    • Initiative
    • Achievement/Effort

    Tools

    • Trowels
    • Power grinders
    • Concrete spreaders
    • Claw hammer
    • C clamps

    Technology

    • Spreadsheet software
    • Project management software
    • Operating system software
    • Analytical or scientific software
    • Accounting software

    Tags

    • Apprenticeships are available for this occupation. These programs can help you get hands-on experience and build your skills.

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