, and prisms for compressive strength testing. Break cylinders, prisms, and cubes of concrete and masonry. Perform maintenance... and calibrations on laboratory and field equipment. Perform some calculations of test data under supervision of Laboratory Supervisor...
, and prisms for compressive strength testing. Break cylinders, prisms, and cubes of concrete and masonry. Perform maintenance... and calibrations on laboratory and field equipment. Perform some calculations of test data under supervision of Laboratory Supervisor...