We define amplitude, when referring to vibratory asphalt compactors, as the distance the drum moves into the mat. The weight of the drum, combined with drum movement, delivers impact force into the ...

All hot mix asphalt (HMA) mixes need to be compacted to a low air void content (typically less than 7 percent) in order to achieve a long service life under traffic. More and more, the asphalt binder ...

Understanding the health and characteristics of soils by conducting a soil profile helps growers identify key issues, such as compaction, nutrient deficiencies, and drainage problems. It leads to ...

This week I am discussing hardcore – a subject that is rarely covered in the technical press, but can often cause problems for contractors, and not just if they have tried googling it on the office ...