Dolphin

Operates mobile drilling machine to drill blastholes horizontally in underground mine or in face of strip mine: Drives machine into room where coal, salt, or ore has been undercut. Measures undercuttings with steel rod to determine depth of undercut and location of holes to be drilled. Marks hole locations and boundaries of cut on ribs and face, using chalk. Moves controls to position drill. Starts drill and advances it into rib or face to specified depth. Repositions machine to drill additional holes in specified pattern. Observes electric power cable when moving machine to avoid damage to cable. May drill blastholes in roof to prepare for blasting.

Personality Traits


Calm Under Pressure: You keep your cool when dealing with highly stressful situations.

Detail Oriented: You pay close attention to all the little details.

Trustworthy: You are known for your personal integrity and honesty.

Salary and Education


How much does a Drilling Machine Operator make?

Nationally: $28,000 – $59,000

Main education level: High School

source: US Dept of Labor


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