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Cement Masons and Concrete Finishers - 47-2051.00

O*NET-SOC Description

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; use saws to cut expansion joints.

Sample of Reported Job Titles

  • Concrete Finisher
  • Cement Finisher
  • Cement Mason
  • Finisher
  • Mason
  • Concrete Mason

SOC Occupation Groups

Related Occupations

Tasks

  • Apply hardening and sealing compounds to cure surface of concrete, and waterproof or restore surface.
  • Apply muriatic acid to clean surface, and rinse with water.
  • Build wooden molds, and clamp molds around area to be repaired, using hand tools.
  • Check the forms that hold the concrete to see that they are properly constructed.
  • Chip, scrape, and grind high spots, ridges, and rough projections to finish concrete, using pneumatic chisels, power grinders, or hand tools.
  • Clean chipped area, using wire brush, and feel and observe surface to determine if it is rough or uneven.
  • Cut metal division strips, and press them into terrazzo base so that top edges form desired design or pattern.
  • Cut out damaged areas, drill holes for reinforcing rods, and position reinforcing rods to repair concrete, using power saw and drill.
  • Direct the casting of the concrete and supervise laborers who use shovels or special tools to spread it.
  • Fabricate concrete beams, columns, and panels.
  • 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.
  • Mix cement, sand, and water to produce concrete, grout, or slurry, using hoe, trowel, tamper, scraper, or concrete-mixing machine.
  • Mold expansion joints and edges, using edging tools, jointers, and straightedge.
  • Monitor how the wind, heat, or cold affect the curing of the concrete throughout the entire process.
  • Operate power vibrator to compact concrete.
  • Polish surface, using polishing or surfacing machine.
  • Produce rough concrete surface, using broom.
  • Push roller over surface to embed chips in surface.
  • Set the forms that hold concrete to the desired pitch and depth, and align them.
  • Signal truck driver to position truck to facilitate pouring concrete, and move chute to direct concrete on forms.
  • Spread roofing paper on surface of foundation, and spread concrete onto roofing paper with trowel to form terrazzo base.
  • Spread, level, and smooth concrete, using rake, shovel, hand or power trowel, hand or power screed, and float.
  • Sprinkle colored marble or stone chips, powdered steel, or coloring powder over surface to produce prescribed finish.
  • Waterproof or restore concrete surfaces, using appropriate compounds.
  • Wet concrete surface, and rub with stone to smooth surface and obtain specified finish.
  • Wet surface to prepare for bonding, fill holes and cracks with grout or slurry, and smooth, using trowel.

Detailed Work Activities

  • adhere to safety procedures
  • apply adhesives, caulking, sealants, or coatings
  • apply cleaning solvents
  • apply grouting or other masonry adhesives
  • apply plaster, stucco or related material
  • build or repair masonry structures, including kilns or furnaces
  • build or repair structures in construction, repair, or manufacturing setting
  • climb ladders, scaffolding, or utility or telephone poles
  • construct molds
  • create decorative textures in finish coat
  • cut or shape stone, tile, brick, or related material
  • direct and coordinate activities of workers or staff
  • erect scaffold
  • fabricate, assemble, or disassemble manufactured products by hand
  • finish concrete surfaces
  • install prefabricated building components
  • lay out masonry work
  • measure tile or masonry materials
  • mix mortar, grout, slurry, concrete, or related masonry material
  • mix paint, ingredients, or chemicals, according to specifications
  • move or fit heavy objects
  • operate jackhammer
  • operate power construction equipment
  • perform safety inspections in construction or resource extraction setting
  • prepare site or surfaces for concrete or masonry work
  • read blueprints
  • read tape measure
  • read technical drawings
  • repair or replace damaged bricks, tile, or related masonry
  • signal directions or warnings to coworkers
  • understand construction specifications
  • use basic carpentry techniques
  • use concrete fabrication techniques
  • use hand or power tools
  • use measuring devices in construction or extraction work
  • use surfacing machine to polish terrazzo or concrete
  • verify levelness or verticality, using level or plumb bob

Military Crosswalk Titles

  • Advanced Builder (Navy - Enlisted)
  • Basic Engineer, Construction, and Equipment Marine (Marine Corps - Enlisted)
  • Builder (Navy - Enlisted)
  • Builder - Concrete (Coast Guard - Enlisted)
  • Builder Basic (Navy - Enlisted)
  • Carpentry and Masonry Specialist (Army - Enlisted)
  • Combat Engineer (Marine Corps - Enlisted)
  • Structural Apprentice (Air Force - Enlisted)
  • Structural Helper (Air Force - Enlisted)
  • Structural Journeyman (Air Force - Enlisted)

Apprenticeship Crosswalk Titles

  • Cement Mason

DOT Crosswalk Titles

  • Cement Mason
  • Cement-Mason Apprentice
  • Concrete Rubber
  • Concrete-Stone Finisher