At a construction site, a powerful tracked tractor pulls a heavy dynamic compaction roller to stabilize and compact muddy ground. Operated by Collins Earthworks, this massive setup is designed to ...

Dynamic compaction is a ground improvement method that utilises repeated high‐energy impacts to densify and stabilise loose granular soils. This technique has evolved from traditional field methods ...

There are significant benefits to dry granulation, in terms of cost-reduction and processing, and it can be used with sensitive materials. However, there is little indication as to which process ...

Roller manufacturer Hamm has introduced the Smart Compact Pro under the motto “Measure it right. Measure it now.” For the first time, real-time density is being used as a deci ...

To illustrate the intelligent-compaction (IC) roller’s potential to increase production, Kevin Garcia—road and paving construction segment manager for Trimble Navigation—relates an experiment Trimble ...

Martin Marietta is the largest HMA mix producer and paving contractor in Colorado. Kevin Sawyer, a quality control technician for Martin Marietta has been working with asphalt for 14 years following ...

Hamm has released battery-electric driven tandem rollers for the North American market. The new machines complement the HD CompactLine series. Some models are equipped with oscillation drums, ...