Job Description:

• 1) Operates machine equipped with adjustable, revolving cutterhead to cut trench for concrete road to specified grade: Aligns grader with stakes and guidelines on ground.

• 2) Lowers cutterhead and aligns depth gauge marker with guideline to control depth of trench.

• 3) Moves throttle to regulate speed of machine and cutterhead.

• 4) Raises and lowers cutterhead to reduce base material by making several shallow passes.

• 5) Observes spiral conveyor that automatically moves loose dirt to side of trench.