Building construction labourers

1.1%

ADI · 417th of 433 · 95% interval 0.0–2.8

An AI agent can at least partly carry out 1.1% of the task time of building construction labourers, and finish 0.0% alone. Most of the rest requires physical presence.

ADI · partial or full1.1%

417th of 433 · interval 0.0–2.8

ADI3 · full delegation0.0%

201st of 433 · interval 0.0–0.0

ADIs · share of time6.5%

427th of 433 · interval 5.3–7.8

Evidence129

task statements rated by two models and weighted by importance and frequency. World employment: 61.4 million.

Task weight by level

How the tasks rate

95%

L0No meaningful role · 94.7%L1Augmentation · 4.2%L2Partial delegation · 1.1%L3Full delegation · 0.0%

Barriers

What stops the agent

Physical presence

100%

Accountability

19%

Trust and care

Access to systems

28%

Share of task weight flagged by each barrier; a task can carry several.

129 task statements, heaviest first

Task statement (O*NET occupation)			Sonnet · Haiku			Barriers
Clean work areas and equipment.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons	1.8%	L0	L0L0	2%	38 min	Physical presence
Perform support duties to assist painters, paperhangers, plasterers, or masons.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons	1.6%	L0	L0L1	7%	2.5 h	Physical presence
Smooth surfaces of articles to be painted, using sanding and buffing tools and equipment.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons · supplemental task	1.5%	L0	L0L0	2%	52 min	Physical presence
Apply protective coverings, such as masking tape, to articles or areas that could be damaged or stained by work processes.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons	1.5%	L0	L0L0	4%	35 min	Physical presence
Mix plaster, and carry plaster to plasterers.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons · supplemental task	1.5%	L0	L0L0	2%	45 min	Physical presence
Supply or hold tools and materials.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons	1.4%	L0	L0L0	6%	22 min	Physical presence
Fill cracks or breaks in surfaces of plaster articles or areas with putty or epoxy compounds.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons	1.4%	L0	L0L1	5%	45 min	Physical presence
Mix mortar, plaster, and grout, manually or using machines, according to standard formulas.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	1.4%	L0	L0L1	6%	22 min	Physical presence
Measure, cut, thread and assemble new pipe, placing the assembled pipe in hangers or other supports.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.2%	L0	L0L1	9%	1.3 h	Physical presence, Accountability, Access to systems
Erect scaffolding.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons	1.2%	L0	L0L1	4%	1.5 h	Physical presence, Accountability, Access to systems
Modify material moving, mixing, grouting, grinding, polishing, or cleaning procedures, according to installation or material requirements.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	1.2%	L0	L0L2	24%	45 min	Physical presence, Accountability, Access to systems
Fasten timbers or lumber with glue, screws, pegs, or nails and install hardware.Helpers--Carpenters	1.2%	L0	L0L1	5%	45 min	Physical presence
Cut or drill holes in walls or floors to accommodate the passage of pipes.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.2%	L0	L0L0	4%	38 min	Physical presence, Accountability, Access to systems
Perform rough-ins, repair and replace fixtures and water heaters, and locate, repair, or remove leaking or broken pipes.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.2%	L0	L0L1	8%	2.5 h	Physical presence, Accountability, Trust and care, Access to systems
Requisition tools and equipment, select type and size of pipe, and collect and transport materials and equipment to work site.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.1%	L1	L1L2	32%	1.3 h	Physical presence, Access to systems

Show the other 114 tasks

Task statement (O*NET occupation)			Sonnet · Haiku			Barriers
Clean work areas, machines, or equipment, to maintain a clean and safe job site.Helpers--Carpenters	1.1%	L0	L0L0	4%	38 min	Physical presence, Access to systems
Cut materials to specified sizes for installation, using power saws or tile cutters.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	1.1%	L0	L0L0	4%	10 min	Physical presence
Transport materials, tools, or machines to installation sites, manually or using conveyance equipment.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	1.1%	L0	L0L0	4%	45 min	Physical presence
Cut timbers, lumber, or paneling to specified dimensions.Helpers--Carpenters	1.1%	L0	L0L1	6%	25 min	Physical presence
Assist pipe fitters in the layout, assembly, and installation of piping for air, ammonia, gas, and water systems.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.1%	L0	L0L1	9%	3.0 h	Physical presence, Accountability, Access to systems
Fit or assist in fitting valves, couplings, or assemblies to tanks, pumps, or systems, using hand tools.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.1%	L0	L0L1	6%	52 min	Physical presence, Accountability, Access to systems
Cut pipe and lift up to fitters.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.1%	L0	L0L0	4%	22 min	Physical presence, Access to systems
Locate and supply materials to masons for installation, following drawings or numbered sequences.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	1.1%	L0	L0L2	19%	45 min	Physical presence, Access to systems
Provide assistance in the preparation, installation, repair, or rebuilding of tile, brick, or stone surfaces.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	1.1%	L0	L0L1	14%	5.5 h	Physical presence, Accountability
Position and hold timbers, lumber, or paneling in place for fastening or cutting.Helpers--Carpenters	1.1%	L0	L0L0	1%	10 min	Physical presence
Drill holes in timbers or lumber.Helpers--Carpenters	1.1%	L0	L0L0	4%	8 min	Physical presence
Select tools, equipment, or materials from storage and transport items to work site.Helpers--Carpenters	1.0%	L0	L0L1	9%	30 min	Physical presence, Access to systems
Mount brackets and hangers on walls and ceilings to hold pipes, and set sleeves or inserts to provide support for pipes.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.0%	L0	L0L1	12%	1.0 h	Physical presence, Accountability, Access to systems
Arrange or store materials, machines, tools, or equipment.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	1.0%	L0	L0L1	6%	30 min	Physical presence
Perform tie spacing layout and measure, mark, drill or cut.Helpers--Carpenters	1.0%	L1	L1L1	12%	52 min	Physical presence
Disassemble and remove damaged or worn pipe.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	1.0%	L0	L0L1	6%	1.8 h	Physical presence, Accountability, Access to systems
Strip insulation from wire ends, using wire stripping pliers, and attach wires to terminals for subsequent soldering.Helpers--Electricians	1.0%	L0	L0L0	2%	10 min	Physical presence, Accountability
Clean work areas and equipment.Helpers--Roofers	1.0%	L0	L0L0	2%	38 min	Physical presence, Access to systems
Check to ensure that completed roofs are watertight.Helpers--Roofers	0.9%	L0	L0L1	9%	35 min	Physical presence, Access to systems
Sweep and clean roofs to prepare them for the application of new roofing materials.Helpers--Roofers	0.9%	L0	L0L0	2%	1.5 h	Physical presence
Maintain tools and equipment.Helpers--Roofers	0.9%	L0	L0L1	9%	30 min	Physical presence, Access to systems
Erect scaffolding or other installation structures.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.9%	L0	L0L0	5%	2.0 h	Physical presence, Accountability, Access to systems
Remove excess grout or residue from tile or brick joints, using sponges or trowels.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.9%	L0	L0L0	1%	1.0 h	Physical presence
Place articles to be stripped into stripping tanks.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons · supplemental task	0.9%	L0	L0L0	2%	18 min	Physical presence
Unload materials and tools from work trucks, and unroll roofing as directed.Helpers--Roofers	0.9%	L0	L0L0	1%	52 min	Physical presence, Access to systems
Clean installation surfaces, equipment, tools, work sites, or storage areas, using water, chemical solutions, oxygen lances, or polishing machines.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.9%	L0	L0L0	4%	52 min	Physical presence
Hold plumb bobs, sighting rods, or other equipment to aid in establishing reference points and lines.Helpers--Carpenters	0.9%	L0	L0L0	2%	22 min	Physical presence
Align, straighten, plumb, or square forms for installation.Helpers--Carpenters	0.9%	L0	L0L0	4%	30 min	Physical presence
Locate worn or torn areas in roofs.Helpers--Roofers	0.8%	L1	L1L1	15%	45 min	Physical presence, Access to systems
Measure, cut, and bend wire and conduit, using measuring instruments and hand tools.Helpers--Electricians	0.8%	L0	L0L0	4%	20 min	Physical presence, Accountability, Access to systems
Cover roofs with layers of roofing felt or asphalt strips before installing tile, slate, or composition materials.Helpers--Roofers	0.8%	L0	L0L0	2%	3.5 h	Physical presence, Accountability
Perform semi-skilled and unskilled laboring duties related to the installation, maintenance and repair of a wide variety of electrical systems and equipment.Helpers--Electricians	0.8%	L0	L0L1	8%	4.5 h	Physical presence
Clean work area and wash parts.Helpers--Electricians	0.8%	L0	L0L0	2%	28 min	Physical presence
Move or position materials such as marble slabs, using cranes, hoists, or dollies.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.8%	L0	L0L0	4%	30 min	Physical presence, Accountability, Access to systems
Provide assistance to skilled roofers installing and repairing roofs, flashings, and surfaces.Helpers--Roofers	0.8%	L0	L0L1	5%	6.0 h	Physical presence, Access to systems
Set ladders, scaffolds, and hoists in place for taking supplies to roofs.Helpers--Roofers	0.8%	L0	L0L0	4%	30 min	Physical presence, Accountability
Drill holes and pull or push wiring through openings, using hand and power tools.Helpers--Electricians	0.8%	L0	L0L0	4%	45 min	Physical presence, Accountability, Access to systems
Clean shop, work area, and machines, using solvent and rags.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	0.8%	L0	L0L0	2%	30 min	Physical presence, Access to systems
Remove old roofing materials.Helpers--Roofers	0.8%	L0	L0L0	2%	6.0 h	Physical presence
Excavate and grade ditches, and lay and join pipe for water and sewer service.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters	0.8%	L0	L0L1	6%	6.0 h	Physical presence, Accountability, Access to systems
Install gas burners to convert furnaces from wood, coal, or oil.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters · supplemental task	0.8%	L0	L0L1	12%	8.0 h	Physical presence, Accountability, Trust and care, Access to systems
Hoist tar and roofing materials to roofs, using ropes and pulleys, or carry materials up ladders.Helpers--Roofers	0.8%	L0	L0L0	0%	28 min	Physical presence
Place tiles, nail them to roof boards, and cover nailheads with roofing cement.Helpers--Roofers	0.8%	L0	L0L0	1%	2.3 h	Physical presence, Access to systems
Remove articles such as cabinets, metal furniture, and paint containers from stripping tanks after prescribed periods of time.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons · supplemental task	0.8%	L0	L0L0	2%	18 min	Physical presence, Access to systems
Fill pipes with sand or resin to prevent distortion, and hold pipes during bending and installation.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters · supplemental task	0.8%	L0	L0L0	2%	38 min	Physical presence, Access to systems
Remove damaged tile, brick, or mortar, and clean or prepare surfaces, using pliers, hammers, chisels, drills, wire brushes, or metal wire anchors.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.8%	L0	L0L1	4%	1.3 h	Physical presence
Apply grout between joints of bricks or tiles, using grouting trowels.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.8%	L0	L0L0	2%	1.5 h	Physical presence
Examine electrical units for loose connections and broken insulation and tighten connections, using hand tools.Helpers--Electricians	0.8%	L0	L0L0	6%	42 min	Physical presence, Accountability, Access to systems
Signal equipment operators to facilitate alignment, movement, or adjustment of machinery, equipment, or materials.Construction Laborers	0.8%	L0	L0L0	4%	20 min	Physical presence, Accountability, Trust and care, Access to systems
Maintain tools, vehicles, and equipment and keep parts and supplies in order.Helpers--Electricians	0.8%	L1	L1L2	18%	45 min	Physical presence, Access to systems
Transport tools, materials, equipment, and supplies to work site by hand, handtruck, or heavy, motorized truck.Helpers--Electricians	0.8%	L0	L0L0	4%	45 min	Physical presence, Accountability, Access to systems
Tend pumps, compressors, or generators to provide power for tools, machinery, or equipment or to heat or move materials, such as asphalt.Construction Laborers	0.7%	L0	L0L0	4%	45 min	Physical presence, Accountability, Access to systems
Trace out short circuits in wiring, using test meter.Helpers--Electricians	0.7%	L0	L0L1	12%	52 min	Physical presence, Accountability, Access to systems
Lubricate, clean, or repair machinery, equipment, or tools.Construction Laborers	0.7%	L0	L0L1	8%	30 min	Physical presence, Access to systems
Thread conduit ends, connect couplings, and fabricate and secure conduit support brackets, using hand tools.Helpers--Electricians	0.7%	L0	L0L1	6%	45 min	Physical presence, Accountability
Attach roofing paper and composition shingles, using nails.Helpers--Roofers	0.7%	L0	L0L0	2%	2.5 h	Physical presence, Access to systems
Pour specified amounts of chemical solutions into stripping tanks.Helpers--Painters, Paperhangers, Plasterers, and Stucco Masons · supplemental task	0.7%	L0	L0L0	4%	15 min	Physical presence, Accountability
Dig ditches or trenches, backfill excavations, or compact and level earth to grade specifications, using picks, shovels, pneumatic tampers, or rakes.Construction Laborers	0.7%	L0	L0L0	4%	2.5 h	Physical presence, Access to systems
Install sewer, water, or storm drain pipes, using pipe-laying machinery or laser guidance equipment.Construction Laborers · supplemental task	0.7%	L0	L0L1	8%	5.0 h	Physical presence, Access to systems
Measure, mark, or record openings or distances to layout areas where construction work will be performed.Construction Laborers	0.7%	L0	L0L1	12%	38 min	Physical presence
Construct controllers and panels, using power drills, drill presses, taps, saws, and punches.Helpers--Electricians	0.7%	L0	L0L0	4%	1.8 h	Physical presence, Accountability, Access to systems
Correct surface imperfections or fill chipped, cracked, or broken bricks or tiles, using fillers, adhesives, or grouting materials.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.7%	L0	L0L1	8%	30 min	Physical presence
Smooth or sand surfaces to remove ridges, tool marks, glue, or caulking.Helpers--Carpenters	0.7%	L0	L0L1	4%	45 min	Physical presence
Attach sheets of metal to roof boards or building frameworks when installing metal roofs.Helpers--Roofers	0.7%	L0	L0L0	2%	2.4 h	Physical presence, Access to systems
Construct forms and assist in raising them to the required elevation.Helpers--Carpenters	0.7%	L0	L0L1	6%	3.0 h	Physical presence, Accountability, Access to systems
Perform emergency leak repairs and general maintenance for a variety of roof types.Helpers--Roofers	0.7%	L0	L0L1	8%	2.5 h	Physical presence, Accountability, Trust and care, Access to systems
Glue and clamp edges or joints of assembled parts.Helpers--Carpenters	0.7%	L0	L0L0	2%	22 min	Physical presence
Install handrails under the direction of a carpenter.Helpers--Carpenters	0.7%	L0	L0L1	5%	2.5 h	Physical presence
Clean and renew steam traps.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters · supplemental task	0.7%	L0	L0L1	8%	1.3 h	Physical presence, Accountability, Access to systems
Apply shingles, gravel, or asphalt over the top layer of tar to protect the roofing material.Helpers--Roofers	0.7%	L0	L0L1	2%	2.0 h	Physical presence, Access to systems
Position, join, align, or seal structural components, such as concrete wall sections or pipes.Construction Laborers · supplemental task	0.6%	L0	L0L1	6%	45 min	Physical presence, Accountability
Disassemble defective electrical equipment, replace defective or worn parts, and reassemble equipment, using hand tools.Helpers--Electricians	0.6%	L0	L0L1	10%	1.5 h	Physical presence, Accountability, Access to systems
Clean or prepare construction sites to eliminate possible hazards.Construction Laborers	0.6%	L0	L0L1	6%	2.0 h	Physical presence, Accountability, Access to systems
Chop tar into small pieces, and heat chopped tar in kettles.Helpers--Roofers	0.6%	L0	L0L0	2%	52 min	Physical presence, Access to systems
Read plans, instructions, or specifications to determine work activities.Construction Laborers	0.6%	L2	L2L2	62%	22 min	Physical presence, Access to systems
Apply caulk, sealants, or other agents to installed surfaces.Helpers--Brickmasons, Blockmasons, Stonemasons, and Tile and Marble Setters	0.6%	L0	L0L0	4%	1.1 h	Physical presence, Access to systems
Load, unload, or identify building materials, machinery, or tools, distributing them to the appropriate locations, according to project plans or specifications.Construction Laborers	0.6%	L0	L0L2	20%	1.4 h	Physical presence, Access to systems
Immerse pipe in chemical solution to remove dirt, oil, and scale.Helpers--Pipelayers, Plumbers, Pipefitters, and Steamfitters · supplemental task	0.6%	L0	L0L0	2%	45 min	Physical presence, Accountability
Clear drains and downspouts and clean gutters.Helpers--Roofers	0.6%	L0	L0L0	4%	1.3 h	Physical presence, Accountability, Access to systems
Control traffic passing near, in, or around work zones.Construction Laborers · supplemental task	0.6%	L0	L0L1	6%	2.5 h	Physical presence, Accountability, Trust and care, Access to systems
String transmission lines or cables through ducts or conduits, under the ground, through equipment, or to towers.Helpers--Electricians	0.6%	L0	L0L0	4%	1.8 h	Physical presence, Accountability, Access to systems
Provide assistance to craft workers, such as carpenters, plasterers, or masons.Construction Laborers · supplemental task	0.5%	L0	L0L0	4%	6.0 h	Physical presence
Bolt component parts together to form tower assemblies, using hand tools.Helpers--Electricians	0.5%	L0	L0L0	4%	1.0 h	Physical presence, Access to systems
Dig trenches or holes for installation of conduit or supports.Helpers--Electricians	0.5%	L0	L0L0	4%	1.8 h	Physical presence, Accountability, Access to systems
Spray materials, such as water, sand, steam, vinyl, paint, or stucco, through hoses to clean, coat, or seal surfaces.Construction Laborers · supplemental task	0.5%	L0	L0L0	4%	1.4 h	Physical presence
Erect scaffolding, shoring, or braces.Helpers--Carpenters	0.5%	L0	L0L1	6%	2.0 h	Physical presence, Accountability, Access to systems
Cut and install insulating or sound-absorbing material.Helpers--Carpenters	0.5%	L0	L0L1	6%	1.5 h	Physical presence
Smooth or finish freshly poured cement or concrete, using floats, trowels, screeds, or powered cement finishing tools.Construction Laborers · supplemental task	0.5%	L0	L0L0	2%	1.5 h	Physical presence
Mop, brush, or spread paints, cleaning solutions, or other compounds over surfaces to clean them or to provide protection.Construction Laborers · supplemental task	0.5%	L0	L0L0	4%	1.3 h	Physical presence
Grind, scrape, sand, or polish surfaces, such as concrete, marble, terrazzo, or wood flooring, using abrasive tools or machines.Construction Laborers · supplemental task	0.5%	L0	L0L1	4%	2.8 h	Physical presence
Raze buildings or salvage useful materials.Construction Laborers · supplemental task	0.5%	L0	L0L1	8%	8.0 h	Physical presence, Accountability, Access to systems
Operate or maintain air monitoring or other sampling devices in confined or hazardous environments.Construction Laborers · supplemental task	0.5%	L1	L1L1	12%	52 min	Physical presence, Accountability, Access to systems
Position or dismantle forms for pouring concrete, using saws, hammers, nails, or bolts.Construction Laborers · supplemental task	0.5%	L0	L0L1	6%	2.5 h	Physical presence
Secure stakes to grids for constructions of footings, nail scabs to footing forms, and vibrate and float concrete.Helpers--Carpenters	0.5%	L0	L0L0	4%	2.8 h	Physical presence, Access to systems
Erect or dismantle scaffolding, shoring, braces, traffic barricades, ramps, or other temporary structures.Construction Laborers · supplemental task	0.5%	L0	L0L1	6%	4.0 h	Physical presence, Accountability, Access to systems
Requisition materials, using warehouse requisition or release forms.Helpers--Electricians · supplemental task	0.5%	L2	L2L2	62%	20 min	Physical presence, Access to systems
Perform site activities required of green certified construction practices, such as implementing waste management procedures, identifying materials for reuse, or installing erosion or sedimentation control mechanisms.Construction Laborers · supplemental task	0.5%	L0	L0L1	12%	2.5 h	Physical presence, Accountability, Access to systems
Install copper-clad ground rods, using a manual post driver.Helpers--Electricians	0.4%	L0	L0L0	2%	30 min	Physical presence, Accountability
Cut tile or linoleum to fit and spread adhesives on flooring for installation.Helpers--Carpenters · supplemental task	0.4%	L0	L0L1	4%	1.0 h	Physical presence
Cover surfaces with laminated plastic covering material.Helpers--Carpenters · supplemental task	0.4%	L0	L0L1	8%	1.8 h	Physical presence
Raise, lower, or position equipment, tools, and materials, using hoist, hand line, or block and tackle.Helpers--Electricians	0.4%	L0	L0L0	4%	18 min	Physical presence
Trim trees and clear undergrowth along right-of-way.Helpers--Electricians · supplemental task	0.4%	L0	L0L0	2%	4.0 h	Physical presence, Accountability, Access to systems
Place, consolidate, or protect case-in-place concrete or masonry structures.Construction Laborers · supplemental task	0.4%	L0	L0L1	6%	4.0 h	Physical presence, Accountability
Tend machines that pump concrete, grout, cement, sand, plaster, or stucco through spray guns for application to ceilings or walls.Construction Laborers · supplemental task	0.4%	L0	L0L0	2%	2.8 h	Physical presence, Access to systems
Mix ingredients to create compounds for covering or cleaning surfaces.Construction Laborers · supplemental task	0.4%	L0	L0L1	9%	18 min	Physical presence
Paint a variety of objects related to electrical functions.Helpers--Electricians · supplemental task	0.3%	L0	L0L0	4%	1.1 h	Physical presence
Apply caulking compounds by hand or caulking guns to protect against entry of water or air.Construction Laborers · supplemental task	0.3%	L0	L0L0	4%	38 min	Physical presence, Access to systems
Operate jackhammers or drills to break up concrete or pavement.Construction Laborers · supplemental task	0.3%	L0	L0L0	2%	1.4 h	Physical presence, Access to systems
Mix, pour, or spread concrete, using portable cement mixers.Construction Laborers · supplemental task	0.3%	L0	L0L1	6%	1.5 h	Physical presence
Erect electrical system components and barricades, and rig scaffolds, hoists, and shoring.Helpers--Electricians	0.3%	L0	L0L1	6%	2.5 h	Physical presence, Accountability
Solder electrical connections, using soldering iron.Helpers--Electricians · supplemental task	0.3%	L0	L0L0	2%	15 min	Physical presence, Accountability
Break up concrete, using airhammer, to facilitate installation, construction, or repair of equipment.Helpers--Electricians · supplemental task	0.3%	L0	L0L0	2%	1.5 h	Physical presence
Operate cutting torches and welding equipment, while working with conduit and metal components to construct devices associated with electrical functions.Helpers--Electricians · supplemental task	0.2%	L0	L0L1	5%	1.8 h	Physical presence, Accountability
Operate heavy equipment, such as backhoes.Helpers--Electricians · supplemental task	0.2%	L0	L0L0	4%	1.5 h	Physical presence, Accountability, Access to systems

Level: consensus of the two models (the lower level when they disagree). Share: part of the task’s working time an agent could take over. Human time: minutes a competent person needs for one instance, as estimated by the models.

Against other measures

Exposure is not delegation

Measure	Value	Pct
ADI (this index)	1.1%	4
Eloundou et al. (2024), GPT exposure β	0.011	3
Felten et al. (2021), AI occupational exposure	-1.733	1
Webb (2020), AI patent exposure	18.533	12
Eisfeldt et al. (2026), generative AI exposure	0.007	9
Anthropic Economic Index, observed use	0.004	34

Earlier indices measure whether AI can touch a task; ADI measures how much of it an agent can carry out from a goal. – : the source does not cover this occupation.

Same sub-major group (93)

Neighbouring occupations

Occupation	ADI	%
Freight handlers 9333		45.3
Shelf fillers 9334		23.2
Manufacturing labourers not elsewhere classified 9329		18.4
Hand and pedal vehicle drivers 9331		15.2
Hand packers 9321		8.5
Drivers of animal-drawn vehicles and machinery 9332		5.6
Mining and quarrying labourers 9311		0.0
Civil engineering labourers 9312		0.0

Dashed line: building construction labourers (1.1%).

Cite this record

Text

Espinal Maya, Cristian, and Santiago Jiménez Londoño. 2026. ADI v2026.1: Agent Delegability Index data, code and MCP server. Zenodo. https://doi.org/10.5281/zenodo.23552918. Record: Building construction labourers (ISCO-08 9313), https://balamlabs.org/adi/occupations/9313

BibTeX

@misc{espinal2026adidata,
  title     = {{ADI} v2026.1: Agent Delegability Index data, code and {MCP} server},
  author    = {Espinal Maya, Cristian and Jim{\'e}nez Londo{\~n}o, Santiago},
  year      = {2026},
  publisher = {Zenodo},
  version   = {v2026.1},
  doi       = {10.5281/zenodo.23552918},
  url       = {https://doi.org/10.5281/zenodo.23552918},
  note      = {Record: Building construction labourers (ISCO-08 9313)}
}

Machine-readable

The same record as static JSON, with its citation: /adi/v2026.1/isco/9313.json.

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