D6913 and D7928 Replace D422 Particle Size Analysis
- January 6th, 2022
- Category: Announcements, Guest Posts
This guest post was written by Jack Germaine . He is a Research Professor of Civil and Environmental Engineering at Tufts University. Determination of the particle size distribution (PSD) is one of the most requested soil characterization tests. The results are used for classification and estimation of engineering... Read more >
A Demonstration of the Asphalt Pavement Scanner
- April 8th, 2021
- Category: Guest Posts
This guest post was written by Chuck Oden, PhD of ESS. This white paper was originally published by ESS and we are sharing it here, with his permission. Introduction The Humboldt Asphalt Pavement Scanner (APS) is a revolutionary new system that provides detailed and comprehensive quality information for new asphalt mats without... Read more >
Covid-19 Pandemic Enables Remote Laboratory Learning
- March 12th, 2021
- Category: Announcements, Guest Posts
This guest post was written by Jack Germaine. He is a Research Professor of Civil and Environmental Engineering at Tufts University. Universities were quick to adapt to the norms of social distancing. Various modes of remote delivery were implemented to allow students to continue educational progress. Laboratory subjects are... Read more >
Using the Hamburg Wheel Track Test for Balanced Mix Design
- October 15th, 2020
- Category: Equipment Guides, Guest Posts
This guest post is written by Fan Yin, PhD. He is an Assistant Research Professor at the National Center for Asphalt Technology at Auburn University. We are sharing it here, with his permission, but the original article may be found here. The Hamburg Wheel Tracking Test (HWTT) per AASHTO T 324 is widely used by asphalt... Read more >