Articles by Dwight Walker
Moving toward PG emulsions
Performance Graded (PG) asphalt binders were introduced in the mid-1990s…
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Talking Asphalt: Moving on – October 2014
Posted 10/01/2014 If you are looking for asphalt-related information, you…
Read MoreTalking Asphalt: Looking to the future – September 2014
Posted 9/01/2014 For this month, here are a couple…
Read MoreDesigning mixes for top performance
Posted 08/18/2014 Today’s asphalt paving mixtures are a diverse and…
Read MoreTalking Asphalt: Getting it right – August 2014
This month I’m returning to one of my favorite themes…
Read MoreKeys to top-performing parking lots
Why do so many owners choose asphalt for their parking…
Read MoreTalking Asphalt: What drivers want – July 2014
The Asphalt Pavement Alliance (APA) recently released the results of…
Read MoreTalking Asphalt: Fix the Highway Trust Fund mess – June 2014
I’m going to vent a little bit this month. I…
Read MoreTalking Asphalt: High performance intersections – May 2014
During my nearly forty years of asphalt work, there have…
Read MoreTalking Asphalt: CONEXPO recap – April 2014
The latest CONEXPO show has ended, and it was a…
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