U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


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Pavements

Recycled Asphalt Shingles (RAS)

This is a trommel, a rotating cylinder with small openings, that is sorting the properly sized recycled asphalt shingles onto a conveyor which is making a small stockpile. The oversized recycled asphalt shingles are diverted back to the crusher.
Updated: 08/20/2021
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000