Under supervision, to operate a jackhammer or paving breaker in connection with drilling or paving operations; to perform miscellaneous labor work; and to do other related work.
Operates hand or compressed air jackhammers or paving breakers; prepares holes for blasting; and does miscellaneous labor work.
Three months of experience in operating airdriven jackhammers or paving breakers.
Ability to read and write.
Knowledge of: Tools, equipment, and methods used in rock drilling and paving breaking, of the different types of air drills and paving breakers, of drill bits, air compressors and air piping, and of the care and operation of rock drilling and paving breaking equipment. Skill in: Operating hand or compressed air drills and paving breakers.
Ability to: Follow oral directions.
Carefulness and physical strength.