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

U.S. Department of Transportation/Federal Highway Administration

U.S. Department of Transportation/Federal Highway Administration

Pavements

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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.

Tech Brief: Practices and Lessons Learned When Using Reclaimed Asphalt Shingles in Asphalt Mixtures, FHWA-HIF-22-001, 2021
Field Review: Successful Practices and Lessons Learned When Using Reclaimed Asphalt Shingles in Asphalt Mixtures, Cooperative Agreement Materials
FHWA Division Office Survey on State Highway Agency Usage of Reclaimed Asphalt Shingles: Quantities, Trends, Requirements, and Direction - Results from May 2017, FHWA-HIF-18-009, 2018

Updated: 09/30/2024

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Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000