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 ...

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, ...

Belt scales with weigh idlers and variable-speed drives in the weigh bridge for this portable roller-compacted concrete plant adjust the production rate to precisely blend aggregate. Astec officially ...

This year in South Dakota many areas have received high amounts of rainfall during the summer. This has led to portions of fields being wet particularly in the northeastern part of the state. Soils ...