Dec 27, 2018
WisDOT has implemented an approach known as “regressed air voids” as they work to improve pavement durability and cracking resistance by increasing the amount of binder in their asphalt mixtures.
Aug 26, 2018
A well designed and implemented process control program should improve quality, prevent failures, reduce cost, and add value to HMA plant customers.
May 25, 2018
Rubber modified asphalts (RMA) have been around for decades to offer excellent performance with environmental and cost benefits. Despite real-world experience, RMA still constitutes less than 20 percent of modified asphalts. We see two primary drivers for this: limited application field and processability. Here, Tom Rosenmayer shares his vision of the future of rubber modified asphalts.
Apr 29, 2018
Precise specimen preparation is a key step in performing reliable performance testing, regardless of the material tested or the sophistication of your testing systems. Let’s explore some basic steps for achieving the appropriate range of specimen preparation.
Feb 26, 2018
An area that has seen benefits of the ALLU Transformer range is surface mining operations. The Transformer is designed to fit an excavator or loading shovel, which works for large scale surface mining operations where transportability is a requirement of material handling equipment. With many units now working throughout Brazil, one such application has seen […]
Jan 25, 2018
What was old has become new again as an N.B. West crew foam-recycled Missouri State Route AT in Franklin County—better known as Old U.S. Route 66—as part of a resurfacing project. U.S. 66 is the storied “Mother Road” from Chicago to Los Angeles and is often remembered as a dual-lane highway. Before that it was […]
Jan 25, 2018
Finding the right materials for statewide use is a monumental task when you have an area as big as Texas. State materials engineers for the Texas Department of Transportation (TxDOT) are charged with finding ways to increase the amount of reclaimed asphalt pavement (RAP) used in asphalt pavement mixes, and lengthen the life of pavements […]