Asphalt research underway at Technology Test Track

12/1/2004 | Better Roads

Research is underway at the National Center for Asphalt Technology Test Track to look at perpetual pavements that meet traffic needs in excess of 50 years with minimal surface treatment. One study is looking at the effects of using stiffer upper asphalt layers combined with an elevated asphalt content in the bottom lift of the flexible pavement.

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