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Blog Articles

Alarming Levels of Roadway Microplastic Pollution & TiO2

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The growing negative impact of microplastics on our environment has started to receive extensive attention by scientists. The environmental editors at The Guardian recently analyzed several studies and concluded that microplastic pollution is now “spiraling out of control.” Researchers are now referring to the extensive use of plastics as a “global plastic cycle” equivalent to […]


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Mobilizing Natural Photocatalytic Processes in the Built Environment with TiO2: The Basics

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A photocatalyst material such as titanium dioxide (TiO2) can help resolve and detoxicate a variety of dangerous substances, such as a pollutant or even a virus, as the catalyst particles receive energy from the sun. The process is photocatalysis aka photocatalytic oxidation, which already exists in the natural environment. It can be mobilized and accelerated […]


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Road Pavement Preservation Planning Should Focus on Performance

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Accomplishing roadway rehab projects is a major effort that requires a laser-like focus on funding options and design deadlines. It’s as though the construction is almost academic compared to all the heavy lifting you have to do to get your project completed.   Road pavement design focuses on drainage and the thickness and strength of the materials. Simply build it “to spec” and all is well (hopefully).   Another important factor in achieving long-term pavement performance […]


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Five Pavement Preservation Myths (busted)

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Myths are common in most aspects of life. So much so they even spawned the long-running Discovery Channel show called MythBusters, dedicated to confirming or busting many of the most infamous of society’s myths. While asphalt pavement preservation never made it on air, that doesn’t mean there aren’t some common myths represented as fact throughout the public works […]


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Asphalt Surface Treatments

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What comes to mind when you hear the words asphalt surface treatments?  The term asphalt surface treatments is used to cover a vast range of materials that are typically surface coatings made up of materials using asphalt emulsions and often-times a combination of asphalt emulsions and aggregates.  Typically, these materials are placed in a thin […]


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Road Surface Treatment Q&A

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Introduction  Construction season is starting to ramp up quickly and whether I am talking to agencies in person or through Zoom, one common theme I am starting to find is that preventive maintenance is becoming top-of-mind for agency officials.  Many of the conversations I’m having include questions regarding the different pavement surface treatments and their uses within municipality […]


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