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Rock Splitters, Quarry
SOC Code: 47-5051.00

Separate blocks of rough dimension stone from quarry mass using jackhammer and wedges.

Sample of reported job titles: Blaster, Driller, Quarry Worker, Rock Splitter, Splitter Operator, Stone Breaker, Stone Splitter


  • Locate grain line patterns to determine how rocks will split when cut.
  • Remove pieces of stone from larger masses, using jackhammers, wedges, and other tools.
  • Insert wedges and feathers into holes, and drive wedges with sledgehammers to split stone sections from masses.
  • Mark dimensions or outlines on stone prior to cutting, using rules and chalk lines.
  • Cut slabs of stone into sheets that will be used for floors or counters.
  • Set charges of explosives to split rock.
  • Drill holes along outlines, using jackhammers.
  • Drill holes into sides of stones broken from masses, insert dogs or attach slings, and direct removal of stones.
  • Cut grooves along outlines, using chisels.

Technology Skills

  • Data base user interface and query software - Data entry software
  • Facilities management software - Maintenance reporting software
  • Time accounting software - Time reporting software

Tools Used

  • Air compressors - Portable air compressors
  • Belt conveyors - Materials conveyors
  • Bench dog - Grinding dogs
  • Chain saw - Chainsaws
  • Chalk lines
  • Cold chisels - Cape chisels; Rock chisels
  • Crushers - Crushing machines
  • Demolition hammers - Chipping hammers; Hydraulic breakers
  • Derricks - Derrick cranes
  • Dump trucks - Heavy dump trucks
  • Filtering machinery - Dust suppression systems
  • Floor or platform scales - Quarry scales
  • Forklifts - Field forklifts
  • Front end loaders - Four-wheel drive front end loaders
  • Hammer drills - Pneumatic hammer drills
  • Hammers - Mason's hammers
  • Hand held rock drills - Star drills
  • Hydraulic rock drills
  • Jacks - Hydraulic jacks
  • Manlift or personnel lift - Aerial personnel lifts
  • Personal computers
  • Pneumatic hammer - Air hammers; Jackhammers
  • Pneumatic rock drills - Pneumatic quarry drills
  • Power drills - Core drills
  • Power saws - Concrete saws; Diamond wall saws; Floor saws; Stationary wire saws
  • Repetitive impact systems - Rock splitters
  • Rock crushers - Quarry hammers
  • Rock cutters - Rock saws
  • Skid steer loaders - Skid steer machines
  • Sledge hammer - Sledgehammers
  • Slings - Chain slings
  • Spot welding machine - Spot welding tools
  • Track bulldozers - Tracked bulldozers
  • Track excavators - Tracked excavators
  • Wedges - Flat wedges; Hydraulic wedges


  • Operation and Control - Controlling operations of equipment or systems.
  • Operation Monitoring - Watching gauges, dials, or other indicators to make sure a machine is working properly.
  • Active Listening - Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.


  • Arm-Hand Steadiness - The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position.
  • Multilimb Coordination - The ability to coordinate two or more limbs (for example, two arms, two legs, or one leg and one arm) while sitting, standing, or lying down. It does not involve performing the activities while the whole body is in motion.
  • Control Precision - The ability to quickly and repeatedly adjust the controls of a machine or a vehicle to exact positions.
  • Static Strength - The ability to exert maximum muscle force to lift, push, pull, or carry objects.
  • Trunk Strength - The ability to use your abdominal and lower back muscles to support part of the body repeatedly or continuously over time without 'giving out' or fatiguing.
  • Manual Dexterity - The ability to quickly move your hand, your hand together with your arm, or your two hands to grasp, manipulate, or assemble objects.
  • Near Vision - The ability to see details at close range (within a few feet of the observer).
  • Extent Flexibility - The ability to bend, stretch, twist, or reach with your body, arms, and/or legs.
  • Stamina - The ability to exert yourself physically over long periods of time without getting winded or out of breath.
  • Dynamic Strength - The ability to exert muscle force repeatedly or continuously over time. This involves muscular endurance and resistance to muscle fatigue.
  • Finger Dexterity - The ability to make precisely coordinated movements of the fingers of one or both hands to grasp, manipulate, or assemble very small objects.
  • Oral Comprehension - The ability to listen to and understand information and ideas presented through spoken words and sentences.
  • Problem Sensitivity - The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.
  • Visualization - The ability to imagine how something will look after it is moved around or when its parts are moved or rearranged.


  • Interest code: RC
    • Realistic - Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.
    • Conventional - Conventional occupations frequently involve following set procedures and routines. These occupations can include working with data and details more than with ideas. Usually there is a clear line of authority to follow.

Work Context

  • Outdoors, Exposed to Weather - 92% responded “Every day.”
  • Exposed to Contaminants - 71% responded “Every day.”
  • Spend Time Standing - 60% responded “Continually or almost continually.”
  • Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls - 49% responded “Continually or almost continually.”
  • Very Hot or Cold Temperatures - 47% responded “Every day.”
  • Work With Work Group or Team - 32% responded “Extremely important.”
  • Exposed to Hazardous Equipment - 48% responded “Every day.”
  • Exposed to Whole Body Vibration - 48% responded “Every day.”
  • Importance of Being Exact or Accurate - 60% responded “Very important.”
  • In an Open Vehicle or Equipment - 43% responded “Every day.”
  • Responsible for Others' Health and Safety - 42% responded “High responsibility.”
  • Spend Time Bending or Twisting the Body - 39% responded “About half the time.”
  • Face-to-Face Discussions - 32% responded “Every day.”
  • Sounds, Noise Levels Are Distracting or Uncomfortable - 57% responded “Every day.”
  • Freedom to Make Decisions - 38% responded “Limited freedom.”
  • Consequence of Error - 28% responded “Extremely serious.”
  • Contact With Others - 35% responded “Contact with others most of the time.”
  • Duration of Typical Work Week - 75% responded “40 hours.”
  • Exposed to High Places - 36% responded “Never.”
  • Pace Determined by Speed of Equipment - 26% responded “Fairly important.”
  • Spend Time Making Repetitive Motions - 26% responded “About half the time.”


Percentage of RespondentsEducation Level Required
50%Less than high school diploma
31%High school diploma or equivalent

Work Styles

  • Dependability - Job requires being reliable, responsible, and dependable, and fulfilling obligations.
  • Independence - Job requires developing one's own ways of doing things, guiding oneself with little or no supervision, and depending on oneself to get things done.
  • Integrity - Job requires being honest and ethical.
  • Social Orientation - Job requires preferring to work with others rather than alone, and being personally connected with others on the job.
  • Attention to Detail - Job requires being careful about detail and thorough in completing work tasks.
  • Concern for Others - Job requires being sensitive to others' needs and feelings and being understanding and helpful on the job.
  • Cooperation - Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
  • Self Control - Job requires maintaining composure, keeping emotions in check, controlling anger, and avoiding aggressive behavior, even in very difficult situations.
  • Achievement/Effort - Job requires establishing and maintaining personally challenging achievement goals and exerting effort toward mastering tasks.
  • Persistence - Job requires persistence in the face of obstacles.
  • Initiative - Job requires a willingness to take on responsibilities and challenges.
  • Innovation - Job requires creativity and alternative thinking to develop new ideas for and answers to work-related problems.
  • Adaptability/Flexibility - Job requires being open to change (positive or negative) and to considerable variety in the workplace.
  • Analytical Thinking - Job requires analyzing information and using logic to address work-related issues and problems.
  • Stress Tolerance - Job requires accepting criticism and dealing calmly and effectively with high stress situations.

Work Values

  • Support - Occupations that satisfy this work value offer supportive management that stands behind employees. Corresponding needs are Company Policies, Supervision: Human Relations and Supervision: Technical.
  • Relationships - Occupations that satisfy this work value allow employees to provide service to others and work with co-workers in a friendly non-competitive environment. Corresponding needs are Co-workers, Moral Values and Social Service.
  • Working Conditions - Occupations that satisfy this work value offer job security and good working conditions. Corresponding needs are Activity, Compensation, Independence, Security, Variety and Working Conditions.

Wages & Trends

  • Median wages (2017)
    • $16.51 hourly, $34,350 annual
  • Employment (2016)
    • 4,000 employees
  • Projected growth (2016-2026)
    • Decline (-2% or lower)
  • Projected job openings (2016-2026)
    • 400

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