Job Duties Custom List 47-2022.00 — Stonemasons
- Clean excess mortar or grout from surface of marble, stone, or monument, using sponge, brush, water, or acid.
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- Finish and dress the joints and wipe excess grout from between tiles, using damp sponge.
- Remove and replace cracked or damaged tile.
- Remove any old tile, grout and adhesive using chisels and scrapers and clean the surface carefully.
- Align and straighten tile using levels, squares, and straightedges.
- Cut and shape tile to fit around obstacles and into odd spaces and corners, using hand and power cutting tools.
- Determine and implement the best layout to achieve a desired pattern.
- Mix, apply, and spread plaster, concrete, mortar, cement, mastic, glue or other adhesives to form a bed for the tiles, using brush, trowel and screed.
- Study blueprints and examine surface to be covered to determine amount of material needed.
- Measure and mark surfaces to be tiled, following blueprints.
- Lay and set mosaic tiles to create decorative wall, mural, and floor designs.
- Apply mortar to tile back, position the tile, and press or tap with trowel handle to affix tile to base.
- Mix and apply mortar or cement to edges and ends of drain tiles to seal halves and joints.
- Apply a sealer to make grout stain- and water-resistant.
- Level concrete and allow to dry.
- Measure and cut metal lath to size for walls and ceilings, using tin snips.
- Install and anchor fixtures in designated positions, using hand tools.
- Prepare surfaces for tiling by attaching lath or waterproof paper, or by applying a cement mortar coat to a metal screen.
- Cut tile backing to required size, using shears.
- Cut, surface, polish, and install marble and granite or install pre-cast terrazzo, granite or marble units.
- Spread mastic or other adhesive base on roof deck to form base for promenade tile, using serrated spreader.
- Assist customers in selection of tile and grout.
- Prepare cost and labor estimates, based on calculations of time and materials needed for project.
- Brush glue onto manila paper on which design has been drawn and position tiles, finished side down, onto paper.
- Select and order tile and other items to be installed, such as bathroom accessories, walls, panels, and cabinets, according to specifications.
- Build underbeds and install anchor bolts, wires, and brackets.
- Finish and dress the joints and wipe excess grout from between tiles, using damp sponge.
- Remove and replace cracked or damaged tile.
- Remove any old tile, grout and adhesive using chisels and scrapers and clean the surface carefully.
- Remove excess mortar with trowels and hand tools, and finish mortar joints with jointing tools, for a sealed, uniform appearance.
- Remove burned or damaged brick or mortar, using sledgehammer, crowbar, chipping gun, or chisel.
- Measure distance from reference points and mark guidelines to lay out work, using plumb bobs and levels.
- Construct corners by fastening in plumb position a corner pole or building a corner pyramid of bricks, and filling in between the corners using a line from corner to corner to guide each course, or layer, of brick.
- Apply and smooth mortar or other mixture over work surface.
- Calculate angles and courses and determine vertical and horizontal alignment of courses.
- Break or cut bricks, tiles, or blocks to size, using trowel edge, hammer, or power saw.
- Interpret blueprints and drawings to determine specifications and to calculate the materials required.
- Fasten or fuse brick or other building material to structure with wire clamps, anchor holes, torch, or cement.
- Clean working surface to remove scale, dust, soot, or chips of brick and mortar, using broom, wire brush, or scraper.
- Examine brickwork or structure to determine need for repair.
- Mix specified amounts of sand, clay, dirt, or mortar powder with water to form refractory mixtures.
- Lay and align bricks, blocks, or tiles to build or repair structures or high temperature equipment, such as cupola, kilns, ovens, or furnaces.
- Spray or spread refractory material over brickwork to protect against deterioration.
- Remove excess mortar with trowels and hand tools, and finish mortar joints with jointing tools, for a sealed, uniform appearance.
- Remove burned or damaged brick or mortar, using sledgehammer, crowbar, chipping gun, or chisel.
- Remove excess cement to clean finished surface.
- Disconnect and remove appliances, light fixtures, and worn floor and wall covering from floors, walls, and cabinets.
- Sweep, scrape, sand, or chip dirt and irregularities to clean base surfaces, correcting imperfections that may show through the covering.
- Cut flooring material to fit around obstructions.
- Inspect surface to be covered to ensure that it is firm and dry.
- Trim excess covering materials, tack edges, and join sections of covering material to form tight joint.
- Form a smooth foundation by stapling plywood or Masonite over the floor or by brushing waterproof compound onto surface and filling cracks with plaster, putty, or grout to seal pores.
- Measure and mark guidelines on surfaces or foundations, using chalk lines and dividers.
- Cut covering and foundation materials, according to blueprints and sketches.
- Roll and press sheet wall and floor covering into cement base to smooth and finish surface, using hand roller.
- Apply adhesive cement to floor or wall material to join and adhere foundation material.
- Determine traffic areas and decide location of seams.
- Lay out, position, and apply shock-absorbing, sound-deadening, or decorative coverings to floors, walls, and cabinets, following guidelines to keep courses straight and create designs.
- Heat and soften floor covering materials to patch cracks or fit floor coverings around irregular surfaces, using blowtorch.
- Remove excess cement to clean finished surface.
- Disconnect and remove appliances, light fixtures, and worn floor and wall covering from floors, walls, and cabinets.
- Remove excess grout or residue from tile or brick joints, using sponges or trowels.
- Remove damaged tile, brick, or mortar, and clean or prepare surfaces, using pliers, hammers, chisels, drills, wire brushes, or metal wire anchors.
- Mix mortar, plaster, and grout, manually or using machines, according to standard formulas.
- Erect scaffolding or other installation structures.
- Cut materials to specified sizes for installation, using power saws or tile cutters.
- Modify material moving, mixing, grouting, grinding, polishing, or cleaning procedures, according to installation or material requirements.
- Transport materials, tools, or machines to installation sites, manually or using conveyance equipment.
- Provide assistance in the preparation, installation, repair, or rebuilding of tile, brick, or stone surfaces.
- Locate and supply materials to masons for installation, following drawings or numbered sequences.
- Arrange or store materials, machines, tools, or equipment.
- Clean installation surfaces, equipment, tools, work sites, or storage areas, using water, chemical solutions, oxygen lances, or polishing machines.
- Move or position materials such as marble slabs, using cranes, hoists, or dollies.
- Apply grout between joints of bricks or tiles, using grouting trowels.
- Apply caulk, sealants, or other agents to installed surfaces.
- Correct surface imperfections or fill chipped, cracked, or broken bricks or tiles, using fillers, adhesives, or grouting materials.
- Remove excess grout or residue from tile or brick joints, using sponges or trowels.
- Remove damaged tile, brick, or mortar, and clean or prepare surfaces, using pliers, hammers, chisels, drills, wire brushes, or metal wire anchors.
- Remove excess glue from joints, using knives, scrapers, or wood chisels.
- Buff and vacuum floors to ensure their cleanliness prior to the application of finish.
- Scrape and sand floor edges and areas inaccessible to floor sanders, using scrapers, disk-type sanders, and sandpaper.
- Inspect floors for smoothness.
- Attach sandpaper to rollers of sanding machines.
- Guide sanding machines over surfaces of floors until surfaces are smooth.
- Apply filler compound and coats of finish to floors to seal wood.
- Remove excess glue from joints, using knives, scrapers, or wood chisels.
- Remove extra compound after surfaces have been covered sufficiently.
- Spread sealing compound between boards or panels or over cracks, holes, nail heads, or screw heads, using trowels, broadknives, or spatulas.
- Press paper tape over joints to embed tape into sealing compound and to seal joints.
- Apply additional coats to fill in holes and make surfaces smooth.
- Seal joints between plasterboard or other wallboard to prepare wall surfaces for painting or papering.
- Spread and smooth cementing material over tape, using trowels or floating machines to blend joints with wall surfaces.
- Sand or patch nicks or cracks in plasterboard or wallboard.
- Mix sealing compounds by hand or with portable electric mixers.
- Work on high ceilings, using scaffolding or other tools, such as stilts.
- Select the correct sealing compound or tape.
- Countersink nails or screws below surfaces of walls before applying sealing compounds, using hammers or screwdrivers.
- Install metal molding at wall corners to secure wallboard.
- Apply texturizing compounds or primers to walls or ceilings before final finishing, using trowels, brushes, rollers, or spray guns.
- Check adhesives to ensure that they will work and will remain durable.
- Sand rough spots of dried cement between applications of compounds.
- Use mechanical applicators that spread compounds and embed tape in one operation.
- Remove extra compound after surfaces have been covered sufficiently.
