Tag: VRAM

The J-Band Blog

Nuclear Density Gauge Testing on VRAM Joints

This article explores why nuclear density gauge testing may not be accurate or necessary when J-Band® Void Reducing Asphalt Membrane (VRAM) is applied beneath longitudinal joints.
This article explores why nuclear density gauge testing may not be accurate or necessary when J-Band® Void Reducing Asphalt Membrane (VRAM) is applied beneath longitudinal joints.  Why Measure Density?  Density is measured during asphalt pavement construction because it is a strong indicator of pavement performance, even though other measurements also...
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LaDOTD Introduces an Innovative Material to Baton Rouge, Louisiana

LaDOTD new VRAM state
In October of 2025, the Louisiana Department of Transportation and Development (LaDOTD) launched its first J-Band® Void Reducing Asphalt Membrane (VRAM) project, marking Louisiana as the 29th state to use this innovative technology to extend the life of longitudinal asphalt construction joints. Why is VRAM Adoption Spreading So Quickly?  Since...
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Ohio Turnpike Trusts VRAM to Reinforce Its Data-Driven Superhighway

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Before the Ohio Turnpike was constructed in the 1950s, travel across Ohio was a patchwork of canals, railroads, and roads—each varying in quality and reliability. With the rise of automobiles, state leaders envisioned a superhighway stretching across the northern edge of the state. The result was the Ohio Turnpike—241 miles...
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Two Ohio Cities Building More Resilient Roads with J-Band

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As cities across the U.S. grapple with aging infrastructure and rising maintenance costs, two Ohio cities—Toledo and Westerville—are addressing both challenges by incorporating J-Band®, a Void Reducing Asphalt Membrane (VRAM), into their road network plans. J-Band not only slows pavement deterioration; it also stretches budgets, making it a smart investment...
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Using Highway Safety Improvement Program (HSIP) Funding to Reduce Run-off-Road Crashes in Coles County, IL

Using Highway Safety Improvement Program (HSIP) Funding to Reduce Run-off-Road Crashes in Coles County, IL
Roadway departure crashes remain one of the deadliest occurrences on U.S. roads. Between 2016 and 2018, the Federal Highway Administration recorded an average of 19,158 fatalities from these types of incidents — accounting for a staggering 51% of all traffic-related deaths nationwide.  In response, local agencies across the country are...
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Building Better Longitudinal Joints: How VRAM Enhances Notched-Wedge Paving

Paving a notched-wedge joint for traffic safety and reinforcing with VRAM
We all know how important and difficult it is to consistently achieve adequate density at longitudinal construction joints. These joints are typically the first place a pavement begins to crack or pothole, largely due to higher air voids compared to the rest of the mat. Forward-thinking agencies are increasingly turning...
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