Aug 26, 2018
The National Asphalt Pavement Association has conducted the survey of the U.S. asphalt pavement mix production industry for each construction season since 2009. Here are the 2017 results.
Jun 26, 2018
According to NAPA’s 7th Annual Asphalt Pavement Industry Survey IS 138, the use of warm-mix asphalt (WMA) is expected to increase. Here’s how to use your warm mix system most efficiently.
Feb 26, 2018
As the industry’s use of warm-mix asphalt (WMA) increases, options for foaming the liquid asphalt cement (AC) meet new technology. The team from Astec Industries, Chattanooga, Tennessee, released the Generation 3 warm-mix system December 2017 to allow producers to make WMA mix designs without chemical additives. Here’s how it works. The Gen3 apparatus is installed […]
Feb 26, 2018
When the 320-degree material gets placed at night, ambient temperature can start to play with your workability. For P&S Paving, Daytona Beach, Florida, knocking the production temperature down to the 270-degree range can be the answer. They include Evotherm warm-mix asphalt (WMA) additive from Ingevity of North Charleston, South Carolina, in all their mixes, and […]
Nov 25, 2017
When Maryland first began pioneering the use of Stone Mastic Asphalt (SMA) in the United States nearly two decades ago, Maryland Paving General Manager and Executive Vice President Jeff Graf was there. “Maryland was a leading state in the use of SMA,” he said. “And Maryland Paving was among the first companies to be paving […]
Jul 25, 2017
Asphalt professionals in the southeast remain alert for more than just rain delays at this time of year. It’s hurricane season as well as paving season for states along the east coast of the United States, and the team at Halifax Paving in Daytona Beach, Florida, can attest to the fast pace of emergency projects […]
Jun 26, 2017
In 2007, a group of asphalt pavement experts from the United States travelled to Belgium, France, Germany and Norway to learn about various warm-mix asphalt (WMA) technologies as part of a Federal Highway Administration (FHWA) technology scanning tour. Eight years later, what was once an interesting idea is now a standard practice across most of […]