Operate machines to cut trenches for concrete roads.
What does a Form Grader Operator do?
Operates machine equipped with adjustable, revolving cutterhead to cut trench for concrete road to specified grade: Aligns grader with stakes and guidelines on ground. Lowers cutterhead and aligns depth gauge marker with guideline to control depth of trench. Moves throttle to regulate speed of machine and cutterhead. Raises and lowers cutterhead to reduce base material by making several shallow passes. Observes spiral conveyor that automatically moves loose dirt to side of trench.