Nov 25, 2019
The technical committee of the Association of Modified Asphalt Producers conducted a reclaimed asphalt pavement (RAP) study. Here, we outline the results of the AMAP RAP study.
Oct 27, 2019
NCAT has completed Phase VI of its asphalt test track, covering information, statistics, and verifiable data on porous friction courses with cellulose fiber, with synthetic fiber, and with ground tire rubber.
Sep 25, 2019
Changes to the P-401 spec have placed more emphasis on two items: quality control (QC) and tack coat. Here’s how your P-401 responsibilities have changed.
Aug 23, 2019
Recent study examines VDOT’s revised grading specs for the design of SMA mixes with smaller aggregates and the impact of aggregate morphology on the structural stability of the mix.
Jul 24, 2019
Recent advances in laboratory polishing and friction testing now provide a better assessment of friction that considers the entire gradation in an asphalt mixture rather than a single aggregate source.
Jun 22, 2019
Blacklidge Emulsions looked at volumetrics and performance of plant-produced mixes with increasing RAP content and its rejuvenating product, ReGen.
May 23, 2019
FDOT uses StellarFlex FR asphalt binder and Evotherm M-1 warm mix asphalt technology to combat pavement issues presented by horse-drawn carriage traffic.
Apr 25, 2019
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.