O*NET Career Intelligence
Rock Splitters, Quarry
SOC 47-5051.00
Separate blocks of rough dimension stone from quarry mass using jackhammer and wedges.
Zone 1
Construction and Extraction
8
Skills
8
Knowledge
1
Job Zone
No
Green
Top Skills 8
Operation and Control3.2
Operation Monitoring3.1
Active Listening3.0
Monitoring2.9
Reading Comprehension2.8
Critical Thinking2.8
Coordination2.8
Complex Problem Solving2.8
Knowledge Areas 8
Production and Processing3.0
Mechanical2.9
Mathematics2.8
Education and Training2.8
Public Safety and Security2.8
Administration and Management2.7
English Language2.6
Personnel and Human Resources2.6
Key Tasks
1Locate grain line patterns to determine how rocks will split when cut.
2Remove pieces of stone from larger masses, using jackhammers, wedges, and other tools.
3Insert wedges and feathers into holes, and drive wedges with sledgehammers to split stone sections from masses.
4Mark dimensions or outlines on stone prior to cutting, using rules and chalk lines.
5Cut slabs of stone into sheets that will be used for floors or counters.
Also Known As
Blaster
Driller
Ledge Man
Quarry Driller
Quarry Manager
Quarry Plug and Feather Driller
Quarry Worker
Quarrying Specialist
Quarryman
Rock Breaker
Tools & Equipment
Aerial personnel lifts
Air hammers
Cape chisels
Chain slings
Chainsaws
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