Stahl Sheaffer’s Soils and Materials Lab in Washington, PA is now an AASHTO Accredited Testing and Inspection Agency. AASHTO is the national Association of State Highway and Transportation Officials. On June 29th, 2016 Stahl Sheaffer received certification from AAP, AASHTO Accreditation Program formally recognizing the competence of the company to perform specific tests on construction materials to meet specific national and international standards. The 5,000 sf full service lab specializes in Full Depth Reclamation (FDR) and Cold-in-Place Recycled (CIR) asphalt designs to support roadway construction. The AASHTO accreditation will enable Stahl Sheaffer to meet client requirements for testing standards, and will continue to boost new customer’s confidence in the services provided by Stahl Sheaffer.