More Articles for virgin aggregate

Rap Up

Better Roads Staff - Mar 06, 2013

Rap Up

Making high-RAP mixes -- an art and a science   By Daniel C. Brown, Contributing Editor     Many state transportation departments have saved tens of millions of dollars by using reclaimed asphalt pavement. RAP is worth the same as the virgin materials it replaces. ...

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Road Science

Better Roads Staff - Jan 01, 2013

Road Science

Preserving the Unpaved Road   ‘Gravel,’ stone-surfaced and dirt road preservation helped by new techniques, guidelines, RAP   By Tom Kuennen, Contributing Editor     If you don’t drive them often, it’s easy to overlook unpaved roads. After all, they carry significantly less traffic than rigid or ...

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