Job Description:

• 1) Sets up and operates machine with single or multiple grinding wheels to shape building or monumental stone into various designs: Levels and aligns stone on car or machine bed according to design specified for stone, using crowbar, wedges, square, and spirit level.

• 2) Clamps stone to backstop, securing stone for grinding.

• 3) Selects template, according to contour of design, and bolts template into position on machine to guide grinding wheel over stone.

• 4) Turns valve to spray water over wheels and stone.

• 5) Moves levers to lower grinding wheel against stone and start machine that moves rotating wheel back and forth over stone, following outline of template.

• 6) Observes ammeter to determine resistance against wheel and moves lever to increase or decrease pressure on wheel.

• 7) Compares stone with template or scans design marked on stone to determine conformance to specifications.

• 8) Dresses surface of worn grinding wheels by holding dressing tool against rotating wheel.

• 9) May rough out contour of stone preparatory to finishing by machine, using chisel, hammer, and pneumatic cutting tools.

• 10) May operate machine without template to grind flat surface on stone.

• 11) May operate machine to grind joints or grooves or cut and shape stone moldings, fluted columns, panels, and decorative designs in building or monumental stones.