Job Description:

• 1) Operates concrete, asphalt, or sand and gravel plant to batch, crush, or segregate materials used in construction: Moves controls on panelboard or control board to heat, dry, and mix ingredients, such as asphalt, sand, stone, and naphtha, to produce asphalt paving materials; to weigh and mix aggregate, cement, and water to produce concrete; or to control feeding, crushing, and sifting machinery in sand and gravel plant.

• 2) Observes gauges, dials, and operation of machinery to ensure conformance to processing specifications.

• 3) May repair machinery, using handtools, power tools, and welding equipment.

• 4) May be designated according to type of plant operated as Asphalt-Plant Operator; Concrete-Batch-Plant Operator; Sand-And-Gravel-Plant Operator; or according to machine function as Crusher Operator.