FHWA Division Office Survey on State Highway Agency Usage of Reclaimed Asphalt Shingles: Quantities, Trends, Requirements, and Direction
The U.S. Federal Highway Administration has released a report that explores the current state of the practice regarding usage of reclaimed asphalt pavement (RAP) and reclaimed asphalt shingles (RAS). RAP and RAS reduce the amount of virgin aggregates and virgin asphalt binders required to produce asphalt mixtures, but these mixtures may also create challenges for state highway agencies.
This Summary Last Modified On: 3/15/2018