PSI is pleased to announce the successful completion of the CCIL’s two-year laboratory inspection. This audit was completed with no corrective actions required. PSI now has 6 certified aggregate technicians on staff and is certified in 25 asphalt and aggregate test methods in total. PSI is certified in Type C and Type D aggregate tests and Type A and B Marshall and Superpave mix design and compliance testing. Please visit www.ccil.com for specific tests.