More Articles for hot-in-place recycling (HIR)

Asphalt Recycling Section

Better Roads Staff - Jul 03, 2012

Asphalt Recycling Section

Cold in L.A.     CIR plus microsurfacing get the job done   Cold-in-place recycling (CIR) followed by microsurfacing was not only a cost-effective treatment for Los Angeles County when it encountered unstable pavement conditions in one of its roads, but CIR was the perfect ...

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Kirk Landers -- Editor Emeritus

Better Roads Staff - Dec 04, 2011

Kirk Landers -- Editor Emeritus

Innovating Out of the Recession Just before cold weather set in, Illinois-based Gallagher Asphalt demonstrated a new hot-in-place recycling (HIR) technology for the City of Chicago. Unlike traditional HIR processes, which heat and rejuvenate surface asphalt in place, the new Gallagher process ...

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Asphalt Recycling Section

Better Roads Staff - Jul 07, 2011

Asphalt Recycling Section

Going Deep with Cold By Dan Brown, Contributing Editor How do you cold-recycle the top 6 inches of a 9-mile stretch of rural asphalt roadway for just $5 million? In several stages, says the Utah DOT. And they did just that this ...

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Road Science Tutorial

Brooke Wisdom - Sep 01, 2010

Road Science Tutorial

One and One is One Two lifts can become a single, strong layer. By Tom Kuennen, Contributing Editor With two-lift hot mix asphalt paving, it’s a case of 1+1=1. As more durable hot mix asphalt pavement designs are explored in the United States, two-lift ...

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