Will AI replace cement masons and concrete finishers?

Unlikely, though parts of the work are changing. About 41m of an 8-hour shift goes to tasks touched by robots. The other 7h 19m (92%) stays with people. Separately, BLS expects about 1.6% more of these jobs by 2035 (all jobs: +3.5%).

Time card for cement masons and concrete finishers showing a typical 8-hour shift: 7h 19m done by people, 41m by robots.
Each mark is 5 minutes of a typical shift for cement masons and concrete finishers, colored by who does that task today. Estimates from O*NET tasks and Anthropic Economic Index data. How it's made

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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.

Time card

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MineTask, by time spentHumanWith AIAIRobot
Spread, level, and smooth concrete, using rake, shovel, hand or power trowel, hand or power screed, and float.2h 17m a shift · Robots only in factory cells
Mold expansion joints and edges, using edging tools, jointers, and straightedge.48m a shift · Robots only in factory cells
Set the forms that hold concrete to the desired pitch and depth, and align them.41m a shift · Robots only in factory cells
Monitor how the wind, heat, or cold affect the curing of the concrete throughout the entire process.21m a shift · Robots only in factory cells
Signal truck driver to position truck to facilitate pouring concrete, and move chute to direct concrete on forms.21m a shift · Robots only in factory cells
Direct the casting of the concrete and supervise laborers who use shovels or special tools to spread it.21m a shift · No AI or robot evidence found
Produce rough concrete surface, using broom.21m a shift · Robots only in factory cells
Apply hardening and sealing compounds to cure surface of concrete, and waterproof or restore surface.21m a shift · Robots only in factory cells
Wet surface to prepare for bonding, fill holes and cracks with grout or slurry, and smooth, using trowel.21m a shift · Robots only in factory cells
Chip, scrape, and grind high spots, ridges, and rough projections to finish concrete, using pneumatic chisels, power grinders, or hand tools.21m a shift · Robots only in factory cells
Check the forms that hold the concrete to see that they are properly constructed.14m a shift · Robots only in factory cells
Operate power vibrator to compact concrete.14m a shift · Robots deployed · e.g. Bright Dream Robotics concrete-floor screeding robot
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.14m a shift · Robots only in factory cells
Mix cement, sand, and water to produce concrete, grout, or slurry, using hoe, trowel, tamper, scraper, or concrete-mixing machine.14m a shift · Robots deployed · e.g. ICON Magma (with Vulcan printer, BuildOS)
Cut out damaged areas, drill holes for reinforcing rods, and position reinforcing rods to repair concrete, using power saw and drill.14m a shift · Robots only in factory cells
Waterproof or restore concrete surfaces, using appropriate compounds.7m a shift · Robots deployed · e.g. Okibo robots (with Performance Contracting Inc.)
Wet concrete surface, and rub with stone to smooth surface and obtain specified finish.7m a shift · Robots deployed · e.g. Scan + Grind system (ABB robot + FerRobotics AAK 617 Concrete + accell integration) at STS Fertigteile
Clean chipped area, using wire brush, and feel and observe surface to determine if it is rough or uneven.7m a shift · Robots only in factory cells
Build wooden molds, and clamp molds around area to be repaired, using hand tools.7m a shift · No AI or robot evidence found
Fabricate concrete beams, columns, and panels.7m a shift · Robots only in factory cells
Polish surface, using polishing or surfacing machine.7m a shift · Robots only in factory cells
Sprinkle colored marble or stone chips, powdered steel, or coloring powder over surface to produce prescribed finish.time not estimated · Robots only in factory cells
Cut metal division strips, and press them into terrazzo base so that top edges form desired design or pattern.time not estimated · Robots only in factory cells
Push roller over surface to embed chips in surface.time not estimated · Robots only in factory cells
Apply muriatic acid to clean surface, and rinse with water.time not estimated · Robots only in factory cells
Spread roofing paper on surface of foundation, and spread concrete onto roofing paper with trowel to form terrazzo base.time not estimated · Robots only in factory cells

On the floor

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Ask the clock

Will AI replace cement masons and concrete finishers?

Unlikely, though parts of the work are changing. About 41m of an 8-hour shift goes to tasks touched by robots. The other 7h 19m (92%) stays with people. Separately, BLS expects about 1.6% more of these jobs by 2035 (all jobs: +3.5%).

What can AI already do for cement masons and concrete finishers?

None of this job's tasks show regular AI use yet. That can mean the work is hands-on or in person, or simply that it rarely comes up in AI usage data.

Where do robots fit in?

For some tasks, yes. Robots have done 4 of this job's tasks in workplaces like this one, about 41m of a typical shift. 20 more tasks have only been done in factory setups built around the machine, so they stay with people here. For 1 physical task, no robot has shown it can do the work yet.

  • Operate power vibrator to compact concrete. (14m a shift; e.g. Bright Dream Robotics concrete-floor screeding robot, in use)
  • Mix cement, sand, and water to produce concrete, grout, or slurry, using hoe, trowel, tamper, scraper, or concrete-mixing machine. (14m a shift; e.g. ICON Magma (with Vulcan printer, BuildOS), in use)
  • Waterproof or restore concrete surfaces, using appropriate compounds. (7m a shift; e.g. Okibo robots (with Performance Contracting Inc.), in use)
  • Wet concrete surface, and rub with stone to smooth surface and obtain specified finish. (7m a shift; e.g. Scan + Grind system (ABB robot + FerRobotics AAK 617 Concrete + accell integration) at STS Fertigteile, in use)
What still needs a person?

7h 19m of a typical shift, or 92%, goes to tasks with no AI or robot evidence yet. No AI usage or robot deployment has shown up for these so far. The biggest:

  • Spread, level, and smooth concrete, using rake, shovel, hand or power trowel, hand or power screed, and float. (2h 17m a shift)
  • Mold expansion joints and edges, using edging tools, jointers, and straightedge. (48m a shift)
  • Set the forms that hold concrete to the desired pitch and depth, and align them. (41m a shift)
  • Monitor how the wind, heat, or cold affect the curing of the concrete throughout the entire process. (21m a shift)
  • Signal truck driver to position truck to facilitate pouring concrete, and move chute to direct concrete on forms. (21m a shift)
Why is that work hard to automate?

Much of it comes down to where and how the work happens. In-person, hands-on and high-stakes work is where AI and robots have made the least headway so far. In the official O*NET survey of people in this job:

  • 100% spend more than half the day on their feet
  • 99% work in very hot or cold conditions at least weekly
  • 99% spend more than half the day walking or moving
Are employers still hiring cement masons and concrete finishers?

On Indeed, job postings in the Construction sector are at 129% of their February 2020 level (all U.S. postings: 104%), up 6.4% from a year earlier, as of Oct 9, 2026. BLS separately expects about 14,000 openings a year in this job through 2035. Across all U.S. postings, 7.3% now mention AI skills. Sector postings cover more than this one job and move for many reasons besides AI.

How much do cement masons and concrete finishers make?

The median pay is about $57,020 a year ($27.41 an hour), 12% above the median for all U.S. jobs ($50,980). Most people in this job earn between $39,190 and $85,480 a year; that range covers the middle 80%. Pay figures are from BLS, May 2025, and vary a lot by state and employer. Pick a state to compare:

Is this job growing or shrinking?

BLS projects growth of 1.6% from 2025 to 2035, compared with 3.5% growth for all jobs. That's about 208,000 jobs in 2035. It expects about 14,000 openings a year, mostly from people retiring or changing careers. These projections don't single out AI as a cause.

How many cement masons and concrete finishers are there in the U.S.?

About 206,000 people in the U.S., roughly 0.13% of all workers (BLS, May 2025). That makes it the 168th largest of the 796 jobs on this site. BLS expects about 208,000 in 2035.

What training do cement masons and concrete finishers need?

The most common requirement is less than a high school diploma: about 52% of people in the job said so in the official O*NET survey. O*NET rates the job at level 1 of 5 for preparation, which usually means: little or no preparation. Requirements vary by state and employer, especially for licensed work.

What should I learn to stay ahead of AI?

These come from the job's official skill ratings and from the tasks that AI and robots touch least today. Building them keeps you strong in the parts of the work that still need a person:

  • Skills that matter more here than in most jobs: Quality Control Analysis, Time Management, Coordination, Monitoring
  • Get strong at the parts of the job that stay with people (listed above), which take 7h 19m of a typical shift
What other jobs could cement masons and concrete finishers move into?

These use similar skills. Matches come from 109 official ratings of skills, knowledge and work activities, and each needs the same or less preparation unless the official list relates the jobs directly:

  • Helpers for Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters (2h 46m touched, $48k median pay)
  • Brickmasons and Blockmasons (2h 47m touched, $62k median pay)
  • Roustabouts, Oil and Gas (28m touched, $47k median pay)
  • Terrazzo Workers and Finishers (2h 5m touched, $76k median pay)
  • Floor Sanders and Finishers (0m touched, $50k median pay)
How solid are these numbers?

Each task carries its own evidence label. For this job: 4 with robots in real deployments, 22 with no AI or robot evidence found. The minutes per task are estimates, not measured hours, and "no evidence" doesn't prove a task is safe.

Tools in demand

None listed.

Also called

Cement Finisher, Cement Gun Operator, Cement Mason, Cement Mason Concrete Finisher, Cement Patcher, Cementer, Column Precaster, Concrete Construction Laborer, Concrete Cutter, Concrete Cutting Operator, Concrete Fence Builder, Concrete Finisher, Concrete Floater, Concrete Floor Installer