This article explores why nuclear density gauge testing may not be accurate or necessary when J-Bandยฎ Void Reducing Asphalt Membrane (VRAM) is...
Nuclear Density Gauge Testing on VRAM Joints
Read More
Results for "test control"
97 results
Understanding Longitudinal Joint Performance with Permeability Testing
Pavement performance is closely tied to density, which measures compaction. Achieving high density at the longitudinal joint has always been...
How Springfield, Illinois’s SR-29 Has Stood the Test of Time
How often are you repairing major roads? After years of wear and tear and damage from the elements, longitudinal joints are typically the first part...
Accelerated VRAM Pavement Testing at the NCAT Test Track
The NCAT Test Track The National Center for Asphalt Technology (NCAT) Test Track at Auburn University is a proving ground for asphalt...
A Safer Way: Eliminating Centerline Density Testing
Road construction can be dangerous. Vehicles zoom past field workers at hazardous speeds. One of the riskiest places to be is near the centerline of...
How to Test the Permeability of Your Roadway
Have you ever wondered why your longitudinal joint is cracking and deteriorating over time? Itโs probably because the pavement joint is highly...
VRAM and Construction Traffic: Proven Performance and Best Practices
A common question regarding Void Reducing Asphalt Membrane (VRAM) concerns how construction traffic should navigate the band of material placed at...
Project Profile: Martin Luther King Drive
The Project MLK Drive is a four-lane major collector located in the City of Waukegan, a part of the Chicago metro area. Jim, the field support...
2022 Center for Advanced Infrastructure & Transportation Evaluation
Examines: VRAM for Reduction in Air Voids, Significant Decrease in Permeability, and Increase in Cracking Resistance.
Understanding Joint Behavior With & Without VRAM
As pavement technologies evolve, so do the best practices for road performance evaluation and maintenance. One such innovation, J-Bandยฎ...
State Routes That Are โBuilt Differentโย
Reinforcing Roads Across Indiana, Illinois, and Ohio with VRAM Void Reducing Asphalt Membrane (VRAM)โknown by the brand name, J-Bandยฎโis...
ODOTโs US-6 Displays the Power of VRAM to Seal Longitudinal Joints
Crack sealing is an important practice for agencies to prevent further damage to already emerging cracks in a pavement structure. The longitudinal...
Paving Indiana’s Future: VRAM Joins the State Spec
As of April 16, 2025, INDOT has released a state design memo specifying the use of Void Reducing Asphalt Membrane (VRAM) for Asphalt Paving in...
Preserving Rumble Strips: Real-World Reviews of VRAM for Rumble Strip Longevity
Rumble strips play a critical role in keeping drivers alert and roadways safe. However, they are typically constructed over or near longitudinal...
Northern Ohio State Route 168 Exceeds Expectations with VRAM
The most vulnerable part of any new asphalt pavement is typically the longitudinal construction joint. Achieving adequate density at the...
NRRA: Materials-Based Methods to Improve Rumble Strip Durability
In 2023, the National Road Research Alliance (NRRA) issued a call for innovation for preventative roadway maintenance and this project answered:...
7 Years Later: VRAM Preserves an Otherwise Cracked Longitudinal Jointย
For decades, road managers have been plagued by a problem with no effective solution. As sure as death and taxes, longitudinal joints have been the...
VRAM Preserves the Longitudinal Joint for over 20 Years on US-51ย ย
Longitudinal joints are one of the first parts of a pavement to fail. As a roadโs most permeable location, air and water seep into voids at the...
Illinois State Route 33 is Preserved with VRAM Application
Together, Evergreen Roadworksโข and Ambraw Asphalt Materials worked with the Illinois Department of Transportation (IDOT) to preserve IL-33 using VRA…
IDOT Extends Infrastructure Dollars with LJS Project in Clay-Richland County, IL
Together, Evergreen Roadworks, IDOT and Howell Asphalt succeeded in equipping US-50 with VRAM. This application can help US-50 last up to five years l…
J-Band Fortifies the Centerline of SR-41 in Adams County, OH
Road experts agree that the most vulnerable part of pavement is the center longitudinal joint. When facing natural elements and tension stress, voids …
VRAM Preserves US-50 with the help of Milestone Contractors and Evergreen Roadworks
Longitudinal joint cracking is a recurring problem that affects asphalt pavements. The resulting road deterioration causes issues for road...
A Materials Approach to Longitudinal Joint Construction
Is it easy to find roads in poor condition in your county? Several factors can contribute to road deterioration over time, including the size of...
Asphalt Materials & Evergreen Roadworks Work Together to Perform a Successful J-Band Project in Calumet, WI
Many road experts know that the first part of a pavement to fail is the longitudinal joint. By using a void reducing asphalt membrane (VRAM)...