ISCO-08 8111
Miners and quarriers
2.5%
ADI · 413th of 433 · 95% interval 1.0–4.5
An AI agent can at least partly carry out 2.5% of the task time of miners and quarriers, and finish 0.0% alone. The barrier that holds most of the rest back is access to the systems the work runs on.
ADI · partial or full2.5%
413th of 433 · interval 1.0–4.5
ADI3 · full delegation0.0%
201st of 433 · interval 0.0–0.0
ADIs · share of time8.0%
416th of 433 · interval 6.4–10.1
Evidence135
task statements rated by two models and weighted by importance and frequency. World employment: 6.0 million.
Task weight by level
How the tasks rate
L0No meaningful role · 89.1%L1Augmentation · 8.5%L2Partial delegation · 2.5%L3Full delegation · 0.0%
Barriers
What stops the agent
Share of task weight flagged by each barrier; a task can carry several.
135 task statements, heaviest first
| Task statement (O*NET occupation) | Sonnet · Haiku | Barriers | ||||
|---|---|---|---|---|---|---|
| Drill holes along outlines, using jackhammers.Rock Splitters, Quarry · supplemental task | 2.7% | L0 | L0L0 | 4% | 1.3 h | Physical presence, Accountability, Access to systems |
| Locate grain line patterns to determine how rocks will split when cut.Rock Splitters, Quarry | 2.6% | L0 | L0L1 | 6% | 18 min | Physical presence, Access to systems |
| Remove pieces of stone from larger masses, using jackhammers, wedges, and other tools.Rock Splitters, Quarry | 2.6% | L0 | L0L0 | 2% | 1.5 h | Physical presence, Accountability, Access to systems |
| Cut slabs of stone into sheets that will be used for floors or counters.Rock Splitters, Quarry · supplemental task | 2.5% | L0 | L0L0 | 4% | 1.4 h | Physical presence, Access to systems |
| Insert wedges and feathers into holes, and drive wedges with sledgehammers to split stone sections from masses.Rock Splitters, Quarry | 2.4% | L0 | L0L0 | 2% | 1.3 h | Physical presence |
| Drill holes into sides of stones broken from masses, insert dogs or attach slings, and direct removal of stones.Rock Splitters, Quarry · supplemental task | 2.3% | L0 | L0L0 | 4% | 45 min | Physical presence, Accountability, Access to systems |
| Cut grooves along outlines, using chisels.Rock Splitters, Quarry · supplemental task | 2.0% | L0 | L0L0 | 2% | 1.3 h | Physical presence |
| Set charges of explosives to split rock.Rock Splitters, Quarry · supplemental task | 2.0% | L0 | L0L1 | 12% | 1.3 h | Physical presence, Accountability, Access to systems |
| Mark dimensions or outlines on stone prior to cutting, using rules and chalk lines.Rock Splitters, Quarry | 1.9% | L0 | L0L0 | 3% | 18 min | Physical presence, Access to systems |
| Conduct methane gas checks to ensure breathing quality of air.Continuous Mining Machine Operators | 1.7% | L0 | L0L1 | 12% | 12 min | Physical presence, Accountability, Access to systems |
| Hang ventilation tubing and ventilation curtains to ensure that the mining face area is kept properly ventilated.Continuous Mining Machine Operators | 1.7% | L0 | L0L0 | 4% | 45 min | Physical presence, Accountability, Access to systems |
| Operate mining machines to gather coal and convey it to floors or shuttle cars.Continuous Mining Machine Operators | 1.7% | L0 | L0L0 | 4% | 5.0 h | Physical presence, Accountability, Access to systems |
| Check the stability of roof and rib support systems before mining face areas.Continuous Mining Machine Operators | 1.7% | L0 | L0L1 | 9% | 22 min | Physical presence, Accountability, Access to systems |
| Drill bolt holes into roofs at specified distances from ribs or adjacent bolts.Roof Bolters, Mining | 1.7% | L0 | L0L0 | 4% | 15 min | Physical presence, Accountability, Access to systems |
| Position bolting machines, and insert drill bits into chucks.Roof Bolters, Mining | 1.7% | L0 | L0L0 | 2% | 10 min | Physical presence, Accountability, Access to systems |
Show the other 120 tasks
| Task statement (O*NET occupation) | Sonnet · Haiku | Barriers | ||||
|---|---|---|---|---|---|---|
| Perform tests to determine if methane gas is present.Roof Bolters, Mining | 1.7% | L0 | L0L0 | 4% | 5 min | Physical presence, Accountability, Access to systems |
| Drive machines into position at working faces.Continuous Mining Machine Operators | 1.6% | L0 | L0L0 | 4% | 15 min | Physical presence, Accountability, Access to systems |
| Install various types of bolts, including truss, glue, and resin bolts, traversing entire ceiling spans.Roof Bolters, Mining | 1.6% | L0 | L0L0 | 4% | 2.5 h | Physical presence, Accountability, Access to systems |
| Reposition machines to make additional holes or cuts.Continuous Mining Machine Operators | 1.6% | L0 | L0L0 | 4% | 12 min | Physical presence, Accountability, Access to systems |
| Force bolts into holes, using hydraulic mechanisms of self-propelled bolting machines.Roof Bolters, Mining | 1.6% | L0 | L0L0 | 4% | 8 min | Physical presence, Accountability, Access to systems |
| Pull down loose rock that cannot be supported.Roof Bolters, Mining | 1.6% | L0 | L0L0 | 2% | 20 min | Physical presence, Accountability, Access to systems |
| Perform ventilation tasks, such as hanging ventilation curtains and tubes.Roof Bolters, Mining | 1.6% | L0 | L0L0 | 4% | 38 min | Physical presence, Accountability, Access to systems |
| Move controls to start and regulate movement of conveyors and to start and position drill cutters or torches.Continuous Mining Machine Operators | 1.6% | L0 | L0L0 | 2% | 18 min | Physical presence, Accountability, Access to systems |
| Remove drill bits from chucks after drilling holes, and insert bolts into chucks.Roof Bolters, Mining | 1.5% | L0 | L0L0 | 0% | 2 min | Physical presence, Accountability, Access to systems |
| Observe and listen to equipment operation to detect binding or stoppage of tools or other equipment malfunctions.Continuous Mining Machine Operators | 1.5% | L0 | L0L0 | 5% | 4.1 h | Physical presence, Accountability, Access to systems |
| Determine locations, boundaries, and depths of holes or channels to be cut.Continuous Mining Machine Operators | 1.5% | L1 | L1L2 | 30% | 30 min | Physical presence, Accountability, Access to systems |
| Dust rocks after bolting.Roof Bolters, Mining | 1.5% | L0 | L0L0 | 2% | 10 min | Physical presence, Accountability, Access to systems |
| Drill test holes and test bolts for specified tension, using torque wrenches.Roof Bolters, Mining | 1.5% | L0 | L0L0 | 4% | 30 min | Physical presence, Accountability, Access to systems |
| Perform safety checks on equipment before operating.Roof Bolters, Mining | 1.5% | L0 | L0L1 | 8% | 18 min | Physical presence, Accountability, Access to systems |
| Rotate chucks to turn bolts and open expansion heads against rock formations.Roof Bolters, Mining | 1.4% | L0 | L0L0 | 2% | 4 min | Physical presence, Accountability, Access to systems |
| Repair, oil, and adjust machines, and change cutting teeth, using wrenches.Continuous Mining Machine Operators | 1.4% | L0 | L0L0 | 2% | 52 min | Physical presence, Accountability, Access to systems |
| Scrape or wash conveyors, using belt scrapers or belt washers, to minimize dust production.Continuous Mining Machine Operators · supplemental task | 1.3% | L0 | L0L0 | 4% | 38 min | Physical presence, Accountability, Access to systems |
| Position safety jacks to support underground mine roofs until bolts can be installed.Roof Bolters, Mining | 1.1% | L0 | L0L0 | 2% | 15 min | Physical presence, Accountability, Access to systems |
| Move levers to raise and lower hydraulic safety bars supporting roofs above machines until other workers complete framing.Continuous Mining Machine Operators · supplemental task | 1.0% | L0 | L0L0 | 1% | 5 min | Physical presence, Accountability, Trust and care, Access to systems |
| Tighten ends of anchored truss bolts, using turnbuckles.Roof Bolters, Mining | 1.0% | L0 | L0L0 | 2% | 12 min | Physical presence, Accountability, Access to systems |
| Move levers, depress foot pedals, and turn dials to operate power machinery, such as power shovels, stripping shovels, scraper loaders, or backhoes.Excavating and Loading Machine and Dragline Operators, Surface Mining | 1.0% | L0 | L0L0 | 4% | 4.3 h | Physical presence, Accountability, Access to systems |
| Apply new technologies developed to minimize the environmental impact of coal mining.Continuous Mining Machine Operators · supplemental task | 0.9% | L1 | L1L2 | 20% | 5.0 h | Physical presence, Accountability, Access to systems |
| Install casings to prevent cave-ins.Continuous Mining Machine Operators · supplemental task | 0.9% | L0 | L0L0 | 4% | 45 min | Physical presence, Accountability, Access to systems |
| Guide and assist crews laying track and resetting supports and blocking.Continuous Mining Machine Operators · supplemental task | 0.8% | L0 | L0L1 | 6% | 1.3 h | Physical presence, Accountability, Trust and care, Access to systems |
| Become familiar with digging plans, machine capabilities and limitations, and efficient and safe digging procedures in a given application.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.8% | L1 | L1L2 | 42% | 3.0 h | Physical presence, Accountability, Access to systems |
| Observe hand signals, grade stakes, or other markings when operating machines so that work can be performed to specifications.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.8% | L0 | L0L0 | 4% | 4.3 h | Physical presence, Accountability, Trust and care, Access to systems |
| Set up or inspect equipment prior to operation.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.8% | L0 | L0L2 | 18% | 25 min | Physical presence, Accountability, Access to systems |
| Operate machinery to perform activities such as backfilling excavations, vibrating or breaking rock or concrete, or making winter roads.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.8% | L0 | L0L0 | 2% | 2.4 h | Physical presence, Accountability, Access to systems |
| Move materials over short distances, such as around a construction site, factory, or warehouse.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.7% | L0 | L0L0 | 4% | 45 min | Physical presence, Accountability, Access to systems |
| Measure and verify levels of rock or gravel, bases, or other excavated material.Excavating and Loading Machine and Dragline Operators, Surface Mining · supplemental task | 0.7% | L0 | L0L2 | 20% | 22 min | Physical presence, Accountability, Access to systems |
| Receive written or oral instructions regarding material movement or excavation.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.7% | L1 | L1L2 | 45% | 5 min | Physical presence, Access to systems |
| Direct ground workers engaged in activities such as moving stakes or markers, or changing positions of towers.Excavating and Loading Machine and Dragline Operators, Surface Mining · supplemental task | 0.6% | L0 | L0L1 | 9% | 22 min | Physical presence, Accountability, Trust and care, Access to systems |
| Adjust dig face angles for varying overburden depths and set lengths.Excavating and Loading Machine and Dragline Operators, Surface Mining · supplemental task | 0.6% | L0 | L0L1 | 12% | 30 min | Physical presence, Accountability, Access to systems |
| Create or maintain inclines or ramps.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.6% | L0 | L0L1 | 10% | 2.0 h | Physical presence, Accountability, Access to systems |
| Drive loaded shuttle cars to ramps and move controls to discharge loads into mine cars or onto conveyors.Loading and Moving Machine Operators, Underground Mining | 0.6% | L0 | L0L0 | 2% | 10 min | Physical presence, Accountability, Access to systems |
| Stop gathering arms when cars are full.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.5% | L0 | L0L0 | 2% | 2 min | Physical presence, Accountability, Access to systems |
| Lubricate, adjust, or repair machinery and replace parts, such as gears, bearings, or bucket teeth.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.5% | L0 | L0L1 | 10% | 1.5 h | Physical presence, Accountability, Access to systems |
| Handle slides, mud, or pit cleanings or maintenance.Excavating and Loading Machine and Dragline Operators, Surface Mining | 0.5% | L0 | L0L0 | 4% | 2.5 h | Physical presence, Accountability, Access to systems |
| Handle high voltage sources and hang electrical cables.Loading and Moving Machine Operators, Underground Mining | 0.5% | L0 | L0L0 | 2% | 45 min | Physical presence, Accountability, Access to systems |
| Control conveyors that run the entire length of shuttle cars to distribute loads as loading progresses.Loading and Moving Machine Operators, Underground Mining | 0.5% | L0 | L0L0 | 4% | 18 min | Physical presence, Accountability, Access to systems |
| Perform manual labor to prepare or finish sites, such as shoveling materials by hand.Excavating and Loading Machine and Dragline Operators, Surface Mining · supplemental task | 0.5% | L0 | L0L0 | 4% | 1.0 h | Physical presence |
| Observe hand signals, grade stakes, or other markings when operating machines.Loading and Moving Machine Operators, Underground Mining | 0.5% | L0 | L0L0 | 4% | 4.0 h | Physical presence, Accountability, Trust and care, Access to systems |
| Drive machines to work sites.Excavating and Loading Machine and Dragline Operators, Surface Mining · supplemental task | 0.5% | L0 | L0L0 | 2% | 20 min | Physical presence, Accountability, Access to systems |
| Pour water into wells, or pump water or slush into wells to cool drill bits and to remove drillings.Earth Drillers, Except Oil and Gas · supplemental task | 0.5% | L0 | L0L0 | 4% | 25 min | Physical presence, Access to systems |
| Examine roadway and clear obstructions from the path of travel.Loading and Moving Machine Operators, Underground Mining | 0.5% | L0 | L0L0 | 4% | 20 min | Physical presence, Accountability, Access to systems |
| Start, stop, and control drilling speed of machines and insertion of casings into holes.Earth Drillers, Except Oil and Gas | 0.5% | L0 | L0L0 | 4% | 52 min | Physical presence, Accountability, Access to systems |
| Direct workers engaged in placing blocks or outriggers to prevent capsizing of machines when lifting heavy loads.Excavating and Loading Machine and Dragline Operators, Surface Mining · supplemental task | 0.5% | L0 | L0L0 | 4% | 15 min | Physical presence, Accountability, Access to systems |
| Regulate air pressure, rotary speed, and downward pressure, according to the type of rock or concrete being drilled.Earth Drillers, Except Oil and Gas | 0.5% | L0 | L0L1 | 12% | 20 min | Physical presence, Access to systems |
| Operate controls to stabilize machines and to position and align drills.Earth Drillers, Except Oil and Gas | 0.5% | L0 | L0L0 | 4% | 22 min | Physical presence, Accountability, Access to systems |
| Operate machines to flush earth cuttings or to blow dust from holes.Earth Drillers, Except Oil and Gas | 0.5% | L0 | L0L0 | 2% | 25 min | Physical presence, Accountability, Access to systems |
| Select and attach drill bits and drill rods, adding more rods as hole depths increase, and changing drill bits as needed.Earth Drillers, Except Oil and Gas | 0.5% | L0 | L0L1 | 6% | 22 min | Physical presence, Access to systems |
| Move trailing electrical cables clear of obstructions, using rubber safety gloves.Loading and Moving Machine Operators, Underground Mining | 0.5% | L0 | L0L0 | 1% | 5 min | Physical presence, Accountability, Access to systems |
| Monitor loading processes to ensure that materials are loaded according to specifications.Loading and Moving Machine Operators, Underground Mining | 0.5% | L1 | L1L2 | 22% | 25 min | Physical presence, Accountability, Access to systems |
| Advance machines to gather material and convey it into cars.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.5% | L0 | L0L0 | 4% | 22 min | Physical presence, Accountability, Access to systems |
| Verify depths and alignments of boring positions.Earth Drillers, Except Oil and Gas | 0.5% | L1 | L1L1 | 18% | 30 min | Physical presence, Accountability, Access to systems |
| Pry off loose material from roofs and move it into the paths of machines, using crowbars.Loading and Moving Machine Operators, Underground Mining | 0.5% | L0 | L0L0 | 1% | 25 min | Physical presence, Accountability, Access to systems |
| Operate levers to move conveyor booms or shovels so that mine contents such as coal, rock, and ore can be placed into cars or onto conveyors.Loading and Moving Machine Operators, Underground Mining | 0.5% | L0 | L0L0 | 4% | 20 min | Physical presence, Accountability, Access to systems |
| Signal workers to move loaded cars.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.4% | L0 | L0L0 | 4% | 2 min | Physical presence, Accountability, Trust and care, Access to systems |
| Record drilling progress and geological data.Earth Drillers, Except Oil and Gas | 0.4% | L1 | L1L2 | 32% | 40 min | Physical presence, Accountability, Access to systems |
| Measure, weigh, or verify levels of rock, gravel, or other excavated material to prevent equipment overloads.Loading and Moving Machine Operators, Underground Mining | 0.4% | L1 | L1L2 | 20% | 10 min | Physical presence, Accountability, Access to systems |
| Document geological formations encountered during work.Earth Drillers, Except Oil and Gas | 0.4% | L1 | L1L2 | 32% | 25 min | Physical presence, Accountability, Access to systems |
| Move mine cars into position for loading and unloading, using pinchbars inserted under car wheels to position cars under loading spouts.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.4% | L0 | L0L0 | 2% | 8 min | Physical presence, Accountability, Access to systems |
| Clean, fuel, service, and perform safety checks on all equipment, and repair and replace parts as necessary.Loading and Moving Machine Operators, Underground Mining | 0.4% | L0 | L0L1 | 10% | 1.3 h | Physical presence, Accountability, Access to systems |
| Drive or guide truck-mounted equipment into position, level and stabilize rigs, and extend telescoping derricks.Earth Drillers, Except Oil and Gas | 0.4% | L0 | L0L0 | 4% | 22 min | Physical presence, Accountability, Access to systems |
| Assemble and position machines, augers, casing pipes, and other equipment, using hand and power tools.Earth Drillers, Except Oil and Gas | 0.4% | L0 | L0L1 | 6% | 1.5 h | Physical presence, Accountability, Access to systems |
| Read written instructions or confer with supervisors about schedules and materials to be moved.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.4% | L1 | L1L2 | 45% | 15 min | Physical presence, Access to systems |
| Select the appropriate drill for the job, using knowledge of rock or soil conditions.Earth Drillers, Except Oil and Gas | 0.4% | L2 | L2L2 | 58% | 38 min | Accountability, Access to systems |
| Drive machines into piles of material blasted from working faces.Loading and Moving Machine Operators, Underground Mining | 0.4% | L0 | L0L0 | 2% | 16 min | Physical presence, Accountability, Trust and care, Access to systems |
| Guide and stop cars by switching, applying brakes, or placing scotches, or wooden wedges, between wheels and rails.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.4% | L0 | L0L0 | 2% | 8 min | Physical presence, Accountability, Trust and care, Access to systems |
| Drive trucks, tractors, or truck-mounted drills to and from work sites.Earth Drillers, Except Oil and Gas | 0.4% | L0 | L0L0 | 3% | 52 min | Physical presence, Accountability, Access to systems |
| Observe and record car numbers, carriers, customers, tonnages, and grades and conditions of material.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.4% | L1 | L1L1 | 20% | 10 min | Physical presence, Access to systems |
| Create and lay out designs for drill and blast patterns.Earth Drillers, Except Oil and Gas · supplemental task | 0.4% | L2 | L2L2 | 60% | 2.8 h | Physical presence, Accountability, Access to systems |
| Perform routine maintenance and upgrade work on machines and equipment, such as replacing parts, building up drill bits, and lubricating machinery.Earth Drillers, Except Oil and Gas | 0.4% | L0 | L0L1 | 10% | 1.8 h | Physical presence, Accountability, Access to systems |
| Clean hoppers, and clean spillage from tracks, walks, driveways, and conveyor decking.Loading and Moving Machine Operators, Underground Mining | 0.4% | L0 | L0L0 | 2% | 52 min | Physical presence, Accountability, Access to systems |
| Operate water-well drilling rigs and other equipment to drill, bore, and dig for water wells or for environmental assessment purposes.Earth Drillers, Except Oil and Gas · supplemental task | 0.4% | L0 | L0L1 | 6% | 8.0 h | Physical presence, Accountability, Access to systems |
| Maintain records of materials moved.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.4% | L2 | L2L2 | 62% | 18 min | Accountability, Access to systems |
| Fabricate well casings.Earth Drillers, Except Oil and Gas · supplemental task | 0.4% | L0 | L0L1 | 6% | 1.8 h | Physical presence, Accountability |
| Monitor drilling operations, by checking gauges and listening to equipment to assess drilling conditions and to determine the need to adjust drilling or alter equipment.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L1 | L1L2 | 25% | 2.3 h | Physical presence, Accountability, Access to systems |
| Oil, lubricate, and adjust conveyors, crushers, and other equipment, using hand tools and lubricating equipment.Loading and Moving Machine Operators, Underground Mining | 0.3% | L0 | L0L1 | 6% | 42 min | Physical presence, Accountability, Access to systems |
| Place and install screens, casings, pumps, and other well fixtures to develop wells.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L0 | L0L1 | 10% | 8.0 h | Physical presence, Accountability, Access to systems |
| Review client requirements and proposed locations for drilling operations to determine feasibility, and to determine cost estimates.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L2 | L2L2 | 60% | 3.0 h | Accountability, Access to systems |
| Direct other workers to move stakes, place blocks, position anchors or cables, or move materials.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.3% | L0 | L0L1 | 6% | 12 min | Physical presence, Accountability, Trust and care, Access to systems |
| Drill or bore holes in rock for blasting, grouting, anchoring, or building foundations.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L0 | L0L1 | 12% | 2.3 h | Physical presence, Accountability, Access to systems |
| Inspect core samples to determine nature of strata, or take samples to laboratories for analysis.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L1 | L1L1 | 15% | 45 min | Physical presence, Access to systems |
| Withdraw drill rods from holes, and extract core samples.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L0 | L0L0 | 4% | 52 min | Physical presence, Accountability, Access to systems |
| Insert, pack, and pour explosives, such as dynamite, ammonium nitrate, black powder, or slurries into blast holes; then shovel drill cuttings, admit water into boreholes, and tamp material to compact charges.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.3% | L0 | L0L0 | 4% | 1.1 h | Physical presence, Accountability, Access to systems |
| Signal crane operators to move equipment.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L0 | L0L0 | 4% | 15 min | Physical presence, Accountability, Trust and care, Access to systems |
| Examine blast areas to determine amounts and kinds of explosive charges needed and to ensure that safety laws are observed.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.3% | L1 | L1L2 | 30% | 1.8 h | Physical presence, Accountability, Access to systems |
| Measure depths of drilled blast holes, using weighted tape measures.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.3% | L0 | L0L0 | 4% | 16 min | Physical presence, Accountability, Access to systems |
| Perform pumping tests to assess well performance.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L1 | L1L2 | 30% | 6.0 h | Physical presence, Accountability, Access to systems |
| Disinfect, reconstruct, and redevelop contaminated wells and water pumping systems, and clean and disinfect new wells in preparation for use.Earth Drillers, Except Oil and Gas · supplemental task | 0.3% | L0 | L0L1 | 12% | 7.0 h | Physical presence, Accountability, Access to systems |
| Replace hydraulic hoses, headlight bulbs, and gathering-arm teeth.Loading and Moving Machine Operators, Underground Mining | 0.3% | L0 | L0L1 | 9% | 1.3 h | Physical presence, Accountability, Access to systems |
| Place explosive charges in holes or other spots; then detonate explosives to demolish structures or to loosen, remove, or displace earth, rock, or other materials.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L1 | 10% | 3.5 h | Physical presence, Accountability, Access to systems |
| Design well pumping systems.Earth Drillers, Except Oil and Gas · supplemental task | 0.2% | L2 | L2L2 | 68% | 3.0 h | Accountability, Access to systems |
| Assemble and position equipment, explosives, and blasting caps in holes at specified depths, or load perforating guns or torpedoes with explosives.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L0 | 4% | 55 min | Physical presence, Accountability, Access to systems |
| Connect electrical wire to primers, and cover charges or fill blast holes with clay, drill chips, sand, or other material.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L0 | 2% | 38 min | Physical presence, Accountability, Trust and care, Access to systems |
| Tie specified lengths of delaying fuses into patterns in order to time sequences of explosions.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L0 | 5% | 45 min | Physical presence, Accountability, Access to systems |
| Place safety cones around blast areas to alert other workers of danger zones, and signal workers as necessary to ensure that they clear blast sites prior to explosions.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L0 | 4% | 30 min | Physical presence, Accountability, Trust and care, Access to systems |
| Mark patterns, locations, and depths of charge holes for drilling, and issue drilling instructions.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L2 | L2L2 | 48% | 1.8 h | Physical presence, Accountability, Access to systems |
| Retract augers to force discharge dirt from holes.Earth Drillers, Except Oil and Gas · supplemental task | 0.2% | L0 | L0L0 | 2% | 5 min | Physical presence, Access to systems |
| Verify detonation of charges by observing control panels, or by listening for the sounds of blasts.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L1 | L1L1 | 18% | 10 min | Physical presence, Accountability, Access to systems |
| Compile and keep gun and explosives records in compliance with local and federal laws.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L2 | L2L2 | 62% | 52 min | Physical presence, Accountability, Access to systems |
| Light fuses, drop detonating devices into wells or boreholes, or activate firing devices with plungers, dials, or buttons, in order to set off single or multiple blasts.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L0 | 2% | 22 min | Physical presence, Accountability, Access to systems |
| Drive trucks to transport explosives and blasting equipment to blasting sites.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L0 | 4% | 1.8 h | Physical presence, Accountability, Access to systems |
| Move and store inventories of explosives, loaded perforating guns, and other materials, according to established safety procedures.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L2 | 18% | 1.5 h | Physical presence, Accountability, Access to systems |
| Push or ride cars down slopes, or hook cars to cables and control cable drum brakes, to ease cars down inclines.Loading and Moving Machine Operators, Underground Mining · supplemental task | 0.2% | L0 | L0L0 | 2% | 15 min | Physical presence, Accountability, Trust and care, Access to systems |
| Set up and operate short-wave radio or field telephone equipment to transmit and receive blast information.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.2% | L0 | L0L0 | 4% | 22 min | Physical presence, Accountability, Access to systems |
| Maintain inventory levels, ordering new supplies as necessary.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L2 | L2L2 | 55% | 1.3 h | Physical presence, Accountability, Access to systems |
| Operate machines to flush earth cuttings or to blow dust from holes.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.2% | L0 | L0L0 | 4% | 20 min | Physical presence, Accountability, Access to systems |
| Signal crane operators to move equipment.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.2% | L0 | L0L0 | 4% | 12 min | Physical presence, Accountability, Trust and care, Access to systems |
| Set up and operate equipment such as hoists, jackhammers, and drills, in order to bore charge holes.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.2% | L0 | L0L0 | 4% | 2.3 h | Physical presence, Accountability, Access to systems |
| Document geological formations encountered during work.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.2% | L1 | L1L2 | 38% | 38 min | Physical presence, Accountability, Access to systems |
| Create and lay out designs for drill and blast patterns.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.2% | L2 | L2L2 | 60% | 2.8 h | Accountability, Access to systems |
| Lay primacord between rows of charged blast holes, and tie cord into main lines to form blast patterns.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.2% | L0 | L0L1 | 6% | 1.8 h | Physical presence, Accountability, Access to systems |
| Insert waterproof sealers, bullets, and/or powder charges into guns, and screw gun ports back into place.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.1% | L0 | L0L0 | 2% | 20 min | Physical presence, Accountability, Access to systems |
| Cut specified lengths of primacord and attach primers to cord ends.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.1% | L0 | L0L0 | 4% | 15 min | Physical presence, Accountability, Access to systems |
| Retrieve lost equipment from bore holes, using retrieval tools and equipment.Earth Drillers, Except Oil and Gas | 0.1% | L0 | L0L1 | 12% | 3.5 h | Physical presence, Accountability, Access to systems |
| Repair and service blasting, shooting, and automotive equipment, and electrical wiring and instruments, using hand tools.Explosives Workers, Ordnance Handling Experts, and Blasters | 0.1% | L0 | L0L1 | 8% | 1.5 h | Physical presence, Accountability, Access to systems |
| Clean, gauge, and lubricate gun ports.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.1% | L0 | L0L1 | 5% | 45 min | Physical presence, Accountability, Access to systems |
| Lower perforating guns into wells, using hoists; then use measuring devices and instrument panels to position guns in correct positions for taking samples.Explosives Workers, Ordnance Handling Experts, and Blasters · supplemental task | 0.1% | L0 | L0L1 | 10% | 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 | Percentile | Pct |
|---|---|---|---|
| ADI (this index) | 2.5% | 5 | |
| Eloundou et al. (2024), GPT exposure β | 0.04 | 6 | |
| Felten et al. (2021), AI occupational exposure | -1.288 | 9 | |
| Webb (2020), AI patent exposure | 74.436 | 67 | |
| Eisfeldt et al. (2026), generative AI exposure | 0.021 | 15 | |
| Anthropic Economic Index, observed use | 0 | 16 |
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 (81)
Neighbouring occupations
Dashed line: miners and quarriers (2.5%).
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: Miners and quarriers (ISCO-08 8111), https://balamlabs.org/adi/occupations/8111
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: Miners and quarriers (ISCO-08 8111)}
}Machine-readable
The same record as static JSON, with its citation: /adi/v2026.1/isco/8111.json.