More Articles for open-graded friction courses

Rubber Expands

Tom Kuennen - Sep 05, 2014

Rubber Expands

Asphalt containing rubber continues to stretch its way into more state Departments of Transportation.   By Tom Kuennen, Contributing Editor   After years of promotion, pavements using asphalt rubber, or rubberized asphalt (there’s a difference), are spreading far and wide in the United States. Formerly ...

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Applications & Innovations

Better Roads Staff - Sep 06, 2012

Applications & Innovations

Whispering Asphalt   OGFCs cut spray and can be very, very quiet.   For several years, a number of states have placed open-graded friction courses (OGFCs) as a wearing course on their high-volume, high-speed roadways. An OGFC is a thin, permeable mix with high air ...

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Road Science

Better Roads Staff - Sep 07, 2011

Road Science

Science Friction Thin Open-Graded Surfacings Drive Market By Tom Kuennen, Contributing Editor Now, more than ever, thin open-graded friction courses (OGFCs) are driving the market for drainable, high-friction, noise-attenuating asphalt mixes. This new generation of OGFCs is being bolstered by the advent of high-performance ...

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