Two major manufacturers, Caterpillar and Wirtgen, are introducing new milling machines. Both firms say that these new, high-production units will offer increased output compared with earlier generation equipment.
From Caterpillar come the new PM820, PM822 and PM825 machines, which are half-lane milling machines able to handle full-depth removal of asphalt and concrete pavements in a single pass. The firm claims that these units are highly productive and highly manoeuvrable. In operation the machines weig
