Category: Project Reviews

The J-Band Blog

In Case Studies , Project Reviews , Rumble Strips

J-Band Annual Review: Currie Road in Novi, Michigan Two Years Later

J-Band
Asphalt Materials Inc.’s (AMI) product, J-Band® is a void reducing asphalt membrane (VRAM) used to protect the road’s centerline joint. Applied before hot mix asphalt (HMA), J-Band migrates upwards once HMA is laid, filling air voids that could entrap air and water. These elements have the ability to significantly shorten...
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December 18, 2023 by Zoe Buhl
In Case Studies , Industry News , Project Reviews , Research and Studies , Specialty Products

More than 20 Years of Longer Lasting Roads in Illinois with J-Band® 

J-Band
Lengthening road life has been a priority for road construction engineers and paving contractors to prevent road damage caused by longitudinal joint cracking. That is why we have created J-Band®, a void reducing asphalt membrane (VRAM) or as it is referred to in Illinois, longitudinal joint sealant or LJS.  (more…)
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August 30, 2023 by Zoe Buhl
In Case Studies , Project Reviews

VRAM Still Protecting Sangamon County, IL, Roads Nearly Six Years Later

J-Band
Project Summary   The longitudinal joints in pavements are often the weakest points of a road, but applying a Void Reducing Asphalt Membrane (VRAM) at the time of construction fills the pavement voids to reduce the joint’s vulnerability to the elements and reduce permeability. This ultimately leads to stronger, safer, and...
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August 11, 2023 by Zoe Buhl
In Case Studies , Project Reviews

VRAM Continues to Help MDOT “Fix the Damn Roads” in Michigan

J-Band
Project Summary  Michigan Governor Gretchen Whitmer’s consistent investments to “fix the damn roads” (#FTDR) reminds us of the importance of using innovative technology to build longer-lasting, safer roads. By applying a Void Reducing Asphalt Membrane (VRAM) at the time of construction to longitudinal joints, local and state departments of transportation...
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July 27, 2023 by Zoe Buhl
In Industry News , Project Reviews , Specialty Products , Sustainability

18-Month Project Review Shows VRAM Significantly Reduces Permeability

J-Band
After beginning in the Midwest in 2002, VRAM has now been used in 23 states and The District of Columbia. VRAM stands for Void-Reducing Asphalt Membrane. Pavement maintenance due to longitudinal joint cracking has long been a problem for not only road construction engineers and applicators but also drivers. VRAM...
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June 26, 2023 by Zoe Buhl
In Case Studies , Project Reviews

Nearly Six Years After Initial Construction, VRAM Still Providing Protection to Illinois Roads 

J-Band
Written by Naarah Holloway The Purpose of VRAM The longitudinal joints in pavements are the weakest point because they are most vulnerable to elements including air and water. These elements enter the longitudinal joint’s voids and cause deterioration, cracking, and potholes. As deterioration begins at the centerline, deterioration of the...
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June 6, 2023 by Zoe Buhl