Benefit/Cost of Applying a Higher Asphalt Film Thickness (AFT) vs. Doing a Chip Seal at Year 1 Status: ActiveProject Start Date: 07/20/2020Subscribe for Updates Summary: In Minnesota, reducing the influence of oxidation is a continuous challenge. Researchers will compare the effectiveness of two different methods: applying a surface treatment (typically a fog or chip seal) and increasing the asphalt film thickness during original construction. Final Deliverables: Related Materials: New Project: Benefit/Cost of Applying Higher Asphalt Film Thickness vs. Doing a Chip Seal at Year One - (Blog Post) Research Need Statement 597 - (Other)