Cement, stone and other mineral products machine operators

Cement, stone and other mineral products machine operators operate and monitor machines for manufacturing and finishing precast concrete, bitumen, and stone products, and making cast stone for building purposes.

Tasks and duties

• Operating extrusion, moulding, mixing, pumping, compacting, grinding and cutting machinery to manufacture and finish precast concrete and stone products
• Operating plant to produce cement, lime and clinker, including loading and unloading ingredients and operating continuous feed equipment such as pumps and conveyors
• Operating plant and machines which weigh and mix sand, gravel, cement, water and other ingredients to make concrete
• Operating plant and machinery which assemble and fill moulds with concrete and artificial stone mixtures, remove castings from moulds and finish surfaces of precast products
• Cutting, grinding, drilling, sandblasting and polishing concrete products and stone blocks, slabs and products to the specifications for the job
• Checking production plans and specifications to determine and select materials, ingredients, procedures, components, settings and adjustments for extrusion, moulding, mixing and compacting machines
• Monitoring plant and machines during operation by observing instruments such as temperature and pressure gauges, adjusting controls and reporting malfunctions as necessary
• Collecting and examining samples of mixtures and finished products for conformity with specifications and adjusting machine settings accordingly
• Checking and maintaining production records, including information about quantities, dimensions and types of materials and goods produced
• Arranging and assisting with plant and machinery maintenance and repair