Stone dust proves effective in cement gravel columns, boosting compressive strength and stability while maintaining permeability for geotechnical applications.

Duke’s Pratt School of Engineering is dedicated to educating the engineering leaders needed to tackle the world’s toughest problems while making a positive impact on those around us. Detailed within ...

That material, known as concrete aggregate, is made up of sand, gravel and crushed rock. If the project is successful, that material will be unloaded at a 10-acre riverfront site about 2 miles ...