Checklists can be obtained by emailing Lisa Cody. Please specify which checklist you would like to receive in your email. Find information on American Association of State Highway and Transportation ...

Over 500 million tons of HMA are placed in the United States each year so it's important that the material be properly sampled and tested during construction to ensure satisfactory performance. When ...

Of all the aspects of the hot mix asphalt paving process, compaction plays the most important role in determining the useful life of the finished pavement -- even more than the mix itself. Whether ...

Soil compaction is becoming of increasing concern to Indiana agriculture. For many years,it was thought to be mostly a "southern U.S. problem" and of little importance in the Midwest. Today, however, ...

Pavement performance depends on many factors. Mix designs, ambient and mix temperatures, rolling methods, joints, and types of equipment used can all be analyzed and tweaked to deliver a better ...

In the spring many agricultural producers are anxious to get into the field and perform tillage, planting, and chemical applications. However, if field operations are done when the soil is too wet, ...

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 ...