Five handy rules of thumb for asphalt mix design

By Danny Gierhart, P.E. and Dr. Grover Allen, Ph.D., P.E.

For as long as people have worked at things, they have been coming up with rules of thumb to make their work easier. We offer these five handy rules of thumb for asphalt mix designers.

(more…)

Lab Corner: Glory Days

By Mike Anderson, P.E.

If you’re a frequent reader of “Lab Corner”, you know that previous entries have hinted at my love for all types of music. Although I may like the music in a song, the lyrics have always been crucial. Great lyrics can make a song. Poor lyrics, even just a word or phrase, will make me cringe.

(more…)