Mix Design

FDOT uses StellarFlex FR asphalt binder and Evotherm M-1 warm mix asphalt technology to combat pavement issues presented by horse-drawn carriage traffic.

Hawaii Asphalt Pavement Association Executive Director Jon Young explains components of a job mix formula for dense-graded mixes–a must read introduction to JMFs.

MoDOT and NB West Contracting solve weather-related safety issues on a problem section of pavement using Cargill’s WinterPave additive.

FORTA’s new Surface-EXT fiber additive can extend the life of slurry seals and micro surfacing treatments by three years.

What you need to know about new material standards, design standards and construction guides from AASHTO’s Emulsion Task Force. What impact will the specifications have on pavement preservation treatments, including chip seal, micro surfacing and fog seal, as well as tack coats and cold recycled mixtures?

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.

A well designed and implemented process control program should improve quality, prevent failures, reduce cost, and add value to HMA plant customers.