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Rock Splitters, Quarry

SOC 47-5051.00Job Zone 2 · Some Preparationv.26.05

Context coveredThis framework covers rock splitting and quarry extraction work performed at active quarry sites, spanning hand-tool operation, grain line analysis, safety compliance, and crew leadership across a Job Zone 2 vocational preparation context.

Sources:O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.SkillsCrosswalkSkillsCrosswalk — O*NET enrichment + adjacency index. Opens in new tab.
Emerging
Entry / Apprentice
  1. Grain line patterns in quarry stone — recognize basic orientations under direct supervisor guidance at an active quarry face.
  2. Hand tools including sledgehammers and wedges — handle and carry safely following established site protocols on a quarry work site.
  3. Stone dimensions and cut outlines — mark on rock surfaces using rules and chalk lines under close foreman direction.
  4. Wedges and feathers — insert into pre-drilled holes following step-by-step instruction from an experienced splitter.
  5. Jackhammer operation — perform basic startup and shutdown procedures under direct supervision in a quarry extraction setting.
  6. Personal protective equipment including hard hat, eye protection, and steel-toed boots — don and inspect daily before entering the quarry work zone.
  7. Verbal safety instructions from crew leads — listen and respond accurately to maintain safe positioning near active splitting operations.
  8. Rock fragments and debris — clear from work area using appropriate hand tools following cleanup protocols on the quarry floor.
  9. Basic stone splitting sequence — follow step-by-step checklist guidance when assisting with wedge-and-feather splits on small stone masses.
  10. Tool condition and obvious defects — identify and report to a supervisor before beginning quarry splitting tasks each shift.
Developing
Mid-level / Established
  1. Grain line patterns in medium-sized stone blocks — locate and interpret independently to select appropriate splitting orientation on a routine quarry assignment.
  2. Wedges and sledgehammers — drive with controlled, repetitive force to split stone sections cleanly from larger rock masses with minimal rework.
  3. Chalk lines and measurement rules — apply accurately to mark multiple stone dimensions before cutting across a standard production run.
  4. Jackhammer and pneumatic tools — operate at sustained production pace while monitoring for irregular tool vibration or pressure loss during a shift.
  5. Feather-and-wedge sets — assemble and sequence correctly across a row of boreholes to achieve controlled, straight stone splits.
  6. Equipment performance during operation — monitor gauges and mechanical cues to detect early signs of malfunction and adjust before output is affected.
  7. Quarry safety protocols — apply consistently when working semi-independently near active blast zones and heavy equipment movement.
  8. Stone pieces of varying weight — remove from extraction sites using appropriate manual techniques and light mechanical assists to meet daily tonnage targets.
  9. Splitting tool selection — match wedge type and size to rock hardness and grain characteristics encountered across familiar quarry formations.
  10. Crew instructions and production briefings — interpret and act on with accuracy, adjusting work pace to meet shift output requirements.
Proficient
Senior / Expert IC
  1. Complex grain line patterns in large, irregularly shaped stone masses — analyze and use to determine optimal splitting strategy without supervisor input at a commercial quarry.
  2. Full splitting cycle using jackhammers, wedges, feathers, and sledgehammers — execute autonomously to separate precisely dimensioned stone sections from intact rock faces.
  3. Non-standard stone outlines and irregular cuts — mark and execute using adjusted measurement techniques when standard templates do not apply.
  4. Unexpected fracture risks and hidden fissures — identify by reading surface features and tapping patterns before committing to a splitting line.
  5. Tool wear and mechanical degradation across a full equipment set — assess systematically during operations and coordinate timely replacement to maintain production flow.
  6. Multi-hole wedge-and-feather layouts on large stone blocks — plan and drive in correct sequence to achieve clean splits with minimal material waste.
  7. Quarry safety hazards including unstable overburden and ricochet debris — evaluate and mitigate proactively across changing extraction conditions.
  8. Production output quality — inspect finished stone dimensions and split faces against specification tolerances before material leaves the extraction zone.
  9. Splitting techniques for variable rock types including granite, limestone, and sandstone — adapt method selection based on hardness, bedding, and moisture content.
  10. Newer crew members performing splitting tasks — observe, correct technique errors, and provide task-specific feedback during live quarry operations.
Advanced
Lead / Principal / Executive
  1. Site-wide splitting production standards and daily output targets — establish and communicate to full quarry crews to align extraction activity with operational goals.
  2. Grain analysis and splitting methodology for novel or difficult stone formations — develop and document as repeatable procedures for adoption across the quarry workforce.
  3. Crew skill gaps and individual development needs — assess through direct observation and structured review, assigning targeted on-the-job training to accelerate competency growth.
  4. Quarry safety and extraction protocols — revise and update based on incident data, equipment changes, and regulatory requirements to maintain site-wide compliance.
  5. Stone yield efficiency across extraction zones — analyze production records and tool usage patterns to identify and implement process improvements that reduce material waste.
  6. Cross-functional coordination between drilling, blasting, and splitting crews — lead to ensure proper sequencing and reduce downtime across the full extraction cycle.
  7. New equipment and tool systems for splitting operations — evaluate against production requirements and recommend adoption or rejection with supporting operational rationale.
  8. Apprentice and entry-level rock splitters — design onboarding sequences that build foundational grain-reading, marking, and tool-driving skills within the first weeks of employment.
  9. Production scheduling and resource allocation for quarry splitting operations — oversee to meet contracted stone delivery timelines while controlling labor and equipment costs.
  10. Organizational knowledge of quarry splitting craft including historical techniques and emerging methods — preserve and transfer systematically to sustain institutional capability over time.

AI-at-Work Competency Framework

Sources:Anthropic Economic IndexAnthropic Economic Index — release_2026_03_24. Opens in new tab.Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab.WEF Skills TaxonomyWEF Skills Taxonomy 2021 — Building a Common Language for Skills at Work. Opens in new tab.
Subscriber feature

Authoritative source data identified for 998 occupations

How a worker at each mastery level uses, directs, and evaluates AI tools in this occupation. Each statement cites its evidence inline; click a citation chip to verify the source.

Emerging
  1. Basic AI-tool orientation — uses a tablet-based AI assistant to look up rock grain patterns and splitting guidelines, cross-referencing the output against a supervisor's on-site instruction before acting.
Developing
  1. Digital measurement verification — feeds chalk-line dimensions and planned cut outlines into an AI drafting aid to check proportional accuracy, then marks the stone manually after confirming the result Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab..
  2. Operations monitoring support — monitors equipment sensor readouts through an AI-enabled dashboard that flags vibration anomalies during jackhammer use, escalating alerts to the crew lead for physical inspection WEF Skills TaxonomyWEF Skills Taxonomy 2021 — Building a Common Language for Skills at Work. Opens in new tab..
Proficient
  1. Grain-line pattern analysis — directs an AI image-recognition tool to analyse photographs of rock faces and identify likely fracture planes, then validates the AI's suggested split direction against hands-on inspection before wedge placement Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab. WEF Skills TaxonomyWEF Skills Taxonomy 2021 — Building a Common Language for Skills at Work. Opens in new tab..
  2. Cut-sequence planning — inputs stone dimensions, wedge spacing requirements, and material type into an AI planning aid to generate an optimal splitting sequence, retaining personal judgment on adjustments required by visible defects or irregular grain Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab..
  3. Tool-condition triage — queries an AI maintenance assistant with observed equipment symptoms (e.g., reduced hammer recoil, drill bit wear) to prioritise which tools to rotate out of service, confirming decisions through direct physical assessment.
Advanced
  1. Site-level workflow optimisation — synthesises AI-generated splitting schedules, equipment telemetry summaries, and material yield projections to coordinate a quarry section's daily production plan, overriding AI recommendations when subsurface conditions deviate from modelled assumptions Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab. WEF Skills TaxonomyWEF Skills Taxonomy 2021 — Building a Common Language for Skills at Work. Opens in new tab..
  2. AI output quality control — evaluates the accuracy of AI grain-pattern predictions against actual split results over multiple stone faces, identifying systematic errors in the model and reporting corrective feedback to the site engineer for tool retraining.
  3. Mentored AI adoption — instructs junior splitters on distinguishing reliable AI-assisted grain analysis from edge-case outputs the tool handles poorly, embedding human verification checkpoints into the crew's standard operating procedure Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab..
Evidence pack
SAFI positioning
Top skill: Operation and Control
Score: 62.1 / 100
Quadrant: Q3_upskilling_window
precision: category_estimate
WEF cluster
Technology Use, Monitoring and Control
technology_use_monitoring_control
Sources:Jadhav & Danve, 2026Skill Automation Feasibility Index — Jadhav & Danve, 2026 (arXiv:2604.06906). Opens in new tab.WEF Skills TaxonomyWEF Skills Taxonomy 2021 — Building a Common Language for Skills at Work. Opens in new tab.

Pathsmith Durable Skills Framework

Sources:Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Subscriber feature

Ten durable-skill domains mapped to four proficiency/role levels for each occupation. Each statement is aligned to the Pathsmith taxonomy, derived from trusted grounding data and mapped to occupation-specific O*NET tasks and skills.

1Communication8 statements
Emerging
  1. Splitting intent — communicates planned cut lines and wedge placement locations to crew members before beginning stone removal operations Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Hazard signal — relays basic verbal warnings about unstable rock faces or flying debris to nearby workers during quarry operations Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Developing
  1. Work order interpretation — reads and clarifies dimensional specifications and stone grade requirements with supervisors before marking cut lines on rock surfaces Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Progress reporting — describes split quality outcomes and tool performance issues to crew leads using accurate quarry and stone-cutting terminology Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Applying
  1. Pre-shift briefing — conveys daily production targets, grain line observations, and equipment status to the full quarry crew using clear, sequenced oral communication Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Dimensional feedback — communicates precise measurement discrepancies between marked outlines and actual split surfaces to quality control personnel using rules and recorded chalk-line data Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Exceeding
  1. Training narration — explains grain line pattern identification and wedge-and-feather insertion techniques to apprentice splitters through structured verbal demonstration and guided practice Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Cross-trade coordination — facilitates communication between quarry splitting teams and stone processing crews to align extraction sequences with downstream production schedules Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
2Leadership8 statements
Emerging
  1. Task initiation — takes independent responsibility for preparing a designated rock face, chalking outlines, and staging wedge sets without waiting for repeated instruction Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Safety ownership — identifies a cracking or shifting stone mass and alerts the crew before damage or injury occurs, acting on personal judgment Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Developing
  1. Crew pacing — sets a productive drilling and wedging tempo that keeps adjacent workers synchronized and prevents bottlenecks at the stone removal stage Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Junior guidance — directs a less experienced splitter in correct sledgehammer swing angle and wedge seating technique, assuming accountability for the outcome Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Applying
  1. Shift ownership — assumes lead responsibility for sequencing splitting operations across multiple rock faces, adjusting task assignments as grain patterns and stone hardness vary Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Incident response leadership — takes command at the point of an unexpected rock fracture, directing crew evacuation and securing the zone before notifying supervision Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Exceeding
  1. Production strategy — designs the daily splitting sequence for the quarry block based on grain line analysis, equipment availability, and output quotas, earning crew buy-in through demonstrated expertise Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Mentorship program — develops and delivers structured on-the-job training plans for new rock splitters, tracking their progression from tool familiarity through independent grain line assessment Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
3Metacognition8 statements
Emerging
  1. Skill gap awareness — identifies personal uncertainty about reading grain line direction in a new rock formation and requests experienced guidance before making the first cut Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Error recognition — notices a misaligned chalk line after marking and self-corrects the outline before driving wedges into the stone Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Developing
  1. Technique self-assessment — evaluates personal wedge-driving accuracy after each split and adjusts hammer swing force or angle based on the resulting fracture plane quality Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Learning strategy — deliberately practices reading grain patterns on varied stone types to build a mental library of fracture behavior before working unsupervised on complex formations Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Applying
  1. Performance monitoring — tracks personal split-to-waste ratios across shifts, identifies patterns in excess breakage, and modifies drilling spacing decisions accordingly Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Cognitive load management — pauses deliberate assessment of grain line intersections at complex rock faces rather than defaulting to habitual cut placement, reducing costly splitting errors Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Exceeding
  1. Reflective practice modeling — articulates the internal decision process used to read ambiguous grain lines and teaches that reasoning framework to developing splitters so they internalize the same evaluative habit Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Adaptive learning — after encountering an unfamiliar igneous formation, researches its fracture properties, tests controlled splits, and integrates findings into a revised personal approach before resuming production Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
4Critical Thinking8 statements
Emerging
  1. Grain line reading — examines visible surface patterns on a rock mass to form an initial hypothesis about the direction the stone will split when cut Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Tool selection reasoning — compares jackhammer versus wedge-and-feather methods for a given stone thickness and selects the approach more likely to produce a clean break Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Developing
  1. Fracture prediction — analyzes grain line convergence points on a large stone section and determines optimal wedge placement sequence to minimize uncontrolled cracking Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Measurement verification — cross-checks marked chalk dimensions against the work order specification and identifies discrepancies before committing to irreversible cuts Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Applying
  1. Formation analysis — evaluates subsurface grain behavior through test strikes, interprets stress responses in the stone, and adjusts the splitting plan before full wedge insertion begins Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Risk assessment — weighs the stability of an overhanging rock section against production urgency and makes a reasoned decision to delay splitting until the face is made safe Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Exceeding
  1. Complex split planning — synthesizes grain line data, stone species characteristics, and dimensional specifications to engineer a multi-phase splitting sequence that maximizes usable yield from a large quarry block Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Root cause analysis — investigates a pattern of irregular fractures across multiple splits, identifies the systematic wedge spacing error responsible, and redesigns the drilling template to prevent recurrence Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
5Collaboration8 statements
Emerging
  1. Tool staging teamwork — coordinates with a partner to position jackhammers, wedges, and feathers at the correct rock face location before splitting begins Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Safety pairing — works alongside a fellow splitter to maintain mutual visual awareness of swing arcs and flying debris zones during sledgehammer operations Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Developing
  1. Tandem drilling — synchronizes hole-drilling pace with a second operator so wedge insertion proceeds evenly across the stone face without one worker creating uneven stress Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Load management sharing — distributes the physical task of moving large stone sections with crew members, anticipating each person's position and effort to prevent injury Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Applying
  1. Cross-function coordination — collaborates with equipment operators and stone loaders to sequence splitting output so the processing line receives consistent feed without stoppage Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Crew problem-solving — brings together the splitting team to examine an unusually hard formation and collectively determines a revised approach, integrating each member's observations before proceeding Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Exceeding
  1. Inter-team integration — bridges communication between quarry splitters, site engineers, and safety officers during complex extraction projects, ensuring all parties operate from a unified plan Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Conflict de-escalation — mediates disagreement between crew members over the correct grain line interpretation, facilitates a test split to resolve the dispute, and redirects the team to productive work Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
6Character8 statements
Emerging
  1. Tool accountability — returns all wedges, feathers, and sledgehammers to their designated storage locations at shift end and reports any damaged equipment rather than leaving it for the next crew Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Honest reporting — accurately reports the number of usable stone pieces produced per shift without inflating counts to meet quotas Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Developing
  1. Safety compliance — consistently wears required personal protective equipment including eye protection, steel-toed boots, and hearing protection during all jackhammer and sledgehammer operations Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Work ethic — maintains consistent splitting output throughout the full shift without requiring repeated supervisory prompting, even during physically demanding conditions Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Applying
  1. Incident honesty — immediately reports a self-caused equipment damage incident or a near-miss rock fracture event to the supervisor without waiting to see if it is noticed Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Professional accountability — accepts responsibility for a miscut stone section, documents the waste accurately, and communicates corrective action taken to prevent recurrence Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Exceeding
  1. Ethical modeling — refuses to approve a shortcut splitting method that would increase speed but compromise structural stone quality, even under production pressure from management Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Safety culture leadership — consistently challenges unsafe behaviors observed in peers, documents concerns through proper channels, and advocates for improved quarry safety standards with site management Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
7Creativity8 statements
Emerging
  1. Wedge improvisation — adapts wedge placement angle when the standard configuration produces an unclean fracture line, experimenting within safe parameters to improve the split result Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Problem framing — approaches an unusually shaped boulder by visualizing alternative cut orientations before defaulting to the standard method Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Developing
  1. Tool combination — devises a hybrid approach using both jackhammer pre-scoring and wedge-and-feather insertion on a particularly resistant stone formation to achieve the required split without excessive waste Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Layout innovation — reconfigures chalk-line marking patterns on an irregularly shaped rock face to maximize the number of usable stone pieces extracted from a single mass Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Applying
  1. Workflow redesign — proposes a revised drilling sequence that reduces walking distance between hole positions on the quarry bench, improving team throughput without sacrificing split quality Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Adaptation under constraint — engineers an effective splitting approach for a stone formation with intersecting grain lines that defies standard technique, drawing on accumulated pattern knowledge to devise a novel sequence Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Exceeding
  1. Method development — develops a repeatable wedge-spacing template for a locally prevalent stone type that reduces average split time and waste, and shares it as a standard operating procedure for the site Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Training innovation — creates visual grain-line reference guides drawn from actual quarry samples to accelerate pattern recognition learning for new splitters beyond what verbal instruction alone achieves Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
8Growth Mindset8 statements
Emerging
  1. Feedback receptivity — accepts supervisor correction on chalk-line marking technique and immediately applies the adjusted measurement method on the next stone face Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Beginner persistence — continues practicing wedge-and-feather insertion on training stones after initial splits produce uneven fractures, treating the results as learning data Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Developing
  1. Skill expansion — voluntarily learns to operate a jackhammer in addition to primary hand-tool skills to become more versatile across quarry splitting tasks Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Challenge seeking — requests assignment to more complex grain-line formations rather than remaining on straightforward splits, viewing difficulty as an opportunity to develop expertise Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Applying
  1. Setback recovery — after a large stone section fractures unexpectedly, analyzes the failure, adjusts the grain-line reading approach, and resumes production with the corrected method without extended delay Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Continuous improvement — reviews daily split yield data at shift end, identifies the lowest-performing stone faces, and sets a specific technique goal for the following shift Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Exceeding
  1. Mastery pursuit — seeks out advanced quarrying workshops or experienced mentors to deepen understanding of geological formation types, translating that knowledge into measurably better grain-line prediction on site Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Culture building — normalizes failure analysis within the splitting crew by facilitating brief post-shift reviews of difficult splits, framing errors as shared learning opportunities rather than individual failures Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
9Mindfulness8 statements
Emerging
  1. Attention anchoring — directs focused attention to the sound and feel of each hammer strike to detect changes in stone resistance that signal an imminent split Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Pre-task grounding — pauses before beginning a new split to visually scan the rock face, surrounding area, and crew positions, confirming readiness before swinging Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Developing
  1. Fatigue awareness — monitors personal physical fatigue level during sustained sledgehammer work and adjusts striking cadence or requests a brief rotation before accuracy degrades to a safety risk Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Distraction management — maintains deliberate focus on grain line assessment during loud quarry operations rather than allowing equipment noise or ambient activity to rush the analysis Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Applying
  1. Emotional regulation — manages frustration after a large stone waste event by completing a brief physical reset before resuming work, preventing compounding errors driven by reactive decision-making Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Sensory monitoring — continuously integrates visual, auditory, and tactile feedback from the stone during drilling and wedge driving to detect stress behavior that precedes unexpected fractures Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Exceeding
  1. Intentional pacing — structures the splitting workflow with deliberate check-pause-assess cycles at each stage, modeling calm, methodical precision under production pressure that others on the crew observe and adopt Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. High-stakes composure — maintains measured, deliberate judgment when a rock face begins showing unstable fracture behavior mid-operation, executing a controlled stop and evacuation without panic or hesitation Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
10Fortitude8 statements
Emerging
  1. Physical endurance — sustains repetitive sledgehammer and jackhammer work through a full quarry shift without abandoning assigned splitting tasks when conditions are physically demanding Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Weather persistence — continues marking, drilling, and splitting operations in cold, wet, or dusty quarry conditions while maintaining required safety standards Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Developing
  1. Obstacle persistence — continues methodically when a stone formation resists standard splitting techniques, cycling through alternative wedge placements rather than stopping prematurely Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
  2. Pressure tolerance — maintains deliberate grain-line assessment and measurement accuracy when a production deadline creates urgency on the quarry floor Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Applying
  1. Incident recovery — returns to productive splitting operations promptly after a non-injury equipment failure, completes the necessary equipment check, and resumes the task with steady focus Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Sustained precision — maintains consistent chalk-line marking accuracy and wedge placement quality across a full high-output shift despite physical fatigue accumulation Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab. O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
Exceeding
  1. Extended adversity leadership — sustains crew morale and production continuity during a prolonged period of difficult geological formations, maintaining personal performance standards while supporting struggling team members Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
  2. Courageous safety intervention — halts a full quarry crew's operation when personal assessment identifies an imminent rock-face collapse risk, accepting potential pushback from production supervisors in defense of crew safety Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.
Sources:Pathsmith Durable SkillsPathsmith Durable Skills Framework — America Succeeds + CompTIA. Opens in new tab.O*NET v30.2O*NET Resource Center — Occupational Information Network, v30.2 (Sept 2025). Opens in new tab.
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Source anchors that ground each statement

Related titles
Driller · Quarry Chop Saw Operator · Quarry Driller · Quarry Plug and Feather Driller · Quarry Worker · Quarrying Specialist · Rock Breaker · Rock Picker · Rock Splitter · Rockman · Sandstone Splitter · Splitter Operator
RAPIDS apprenticeships
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O*NET skills
Operation and ControlOperations MonitoringActive Listening
Knowledge domains
Production and ProcessingMechanicalMathematicsEducation and TrainingPublic Safety and SecurityAdministration and ManagementEnglish LanguagePersonnel and Human Resources
Abilities
Arm-Hand SteadinessMultilimb CoordinationControl PrecisionStatic StrengthTrunk StrengthNear VisionManual DexterityExtent FlexibilityStaminaOral Comprehension
Work styles
DependabilityCautiousnessAttention to DetailPerseveranceStress ToleranceAchievement Orientation
Technology
Application server softwareComputer aided design CAD softwareWeb page creation and editing softwareFacilities management softwareSpreadsheet softwareOffice suite softwarePresentation softwareProject management softwareWord processing softwareAnalytical or scientific software
Tasks · seed anchors for statements
  1. Locate grain line patterns to determine how rocks will split when cut.
  2. Remove pieces of stone from larger masses, using jackhammers, wedges, and other tools.
  3. Insert wedges and feathers into holes, and drive wedges with sledgehammers to split stone sections from masses.
  4. Mark dimensions or outlines on stone prior to cutting, using rules and chalk lines.
CIP education codes
46.000046.010146.020146.030246.040146.0402

Sources: O*NET v30.2 (CC BY 4.0), SkillsCrosswalk.com, LER.me, Anthropic Economic Index, SAFI (Jadhav & Danve, 2026), WEF Skills Taxonomy 2021, Pathsmith Durable Skills Framework. © 2026 EBSCOed.