Tag Archives: asphalt

Bio-binders in asphalt in Iceland

Posted on March 23, 2026 by nradmin
Bio-binders are carbon negative additives that can be mixed with bitumen and are a promising way to reduce carbon footprint in the road industry. Colas Iceland has delevoped products using bio-binders for a few years with good results, offering products with up to 25% lower carbon...

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A venerable laboratory central to the development of research models

Posted on December 6, 2021 by nradmin
The oldest is the test road machine, which was built during World War II. It was initially used to find better solutions for gravel road constructions. Then came asphalt. The concrete coffers for the gravel road construction were turned upside down(!), and then the machine could be used to improve...

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The Roads of the Future May Be Ground

Posted on October 28, 2013 by nradmin
A test carried out by VTI shows that ground asphalt produces less noise and reduced emissions. It has been known for a long time that grinding a concrete floor leads to reduced wear by trucks and other vehicles. But is it also possible to grind roads to make the asphalt smoother, with reduced...

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Thin Layer Pavements – Long Time Effect of Noise Reduction

Posted on April 15, 2013 by nradmin
In 2003 the Danish Road Directorate (DRD) started a co-operation with local administrations and asphalt contractors to develop noise reducing thin layer pavements and to construct such pavements on test sections. This article contains a status of the noise measurements carried out in the period...

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