Jun 26, 2018
In 2016, RAP Management LLC, Columbus, Ohio, partnered with Ammann Group, headquartered in Langenthal, Switzerland, to build the first new site developed for an asphalt plant in the Columbus area in 35 years, and the first Ammann plant in the United States.
Jun 26, 2018
A new protocol has been put in place regarding asphalt storage tank inspections. Does your AC tank inspection program pass the test?
May 25, 2018
Air ages liquid asphalt cement (AC) just as surely as ultraviolet light does. This is why material stored in the asphalt silo requires as much forethought and care as the material traveling to the jobsite. Here’s how you can solve oxidation in the silo.
Apr 29, 2018
This month’s product gallery focuses on equipment and services that are designed to help the bottom line of the asphalt and aggregate producer.
Nov 25, 2017
To keep conveyor belts from wearing too soon, cleaning them is a must. The team at Conveyor Components Company, Croswell, Michigan, devised the Model BR brush that affixes to a flat area of the conveyor system to assist in keeping carryback material off the return belt. Here’s how it works. First, the user wires the […]
Sep 23, 2017
While some producers in the north already gear up for season shut-down, many asphalt professionals continue to race the calendar for production of tons at this time of year. This month’s product gallery focuses on the most recent plant, lab, and quarry bits and pieces available to help you get those tons efficiently. ADM Asphalt […]
Aug 28, 2017
You may have heard of a new asphalt binder parameter for evaluating age-related cracking potential. Pronounced delta tea see, it’s spelled out ΔTc. It’s defined as the numerical difference between the low continuous grade temperature determined from the Bending Beam Rheometer (BBR) stiffness criteria (which is the temperature at which stiffness, S, equals 300 MPa) […]