Category: Research and Studies

The J-Band Blog

IDOT utilizes VRAM in Massac County, Illinois

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Project Details A road construction project utilizing a Void Reducing Asphalt Membrane (VRAM) project took place on November 8th in Massac County, Illinois. (Note: in Illinois VRAM is often referred to as LJS). This road construction project runs from Teague Hill Road to Benton Road. VRAM was applied with a...
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Learn How Illinois is Protecting the Centerline Joint with VRAM.

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About this project: A Void Reducing Asphalt Membrane, (VRAM), project took place on July 11th and 12th in Fayette County. This was a state project. This project on US-40 was from Kaskaskia River Bridge to 0.1 miles east of US-51, through IL-185 east of Vandalia to 0.2 miles south of...
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AMIGUARD™ a Rapidly Penetrating Emulsion

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Asphalt Material's Latest Innovation. Anyone who travels knows the importance of a smooth, safe drive—which is why cracks and potholes can ruin a journey. These obstacles can be caused by issues below the exterior, but applying the right formula to the surface of a road can have a much deeper...
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Wisconsin DOT Research Recommends Extending Roadway Life with VRAM

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“This research helps to confirm the direction the​ department has taken with recent changes to longitudinal joint​ specifications.”​– Project Manager​ Dan Kopacz, WisDOT How to Create Better Longitudinal Joints? The longitudinal joint is the Achilles’ heel of every paved road. Road managers know the first part of the pavement to fail is the longitudinal joint. As the road’s...
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