ATRC Staff Frank Darmiento, PE Manager, ATRC 602.712.3134 Email: fdarmiento@azdot.gov Emphasis areas: PRIDE Program Stephen R. Owen, PE Research Project Manager 602.712.6910 Email: sowen@azdot.gov Emphasis area: Intelligent Transportation Systems   Christ Dimitroplos, PE Research Project Manager 602.712.7850 Email: cdimitroplos@azdot.gov Emphasis areas: Materials & Construction Structures John Semmens Research Project Manager 602.712.3137 Email: jsemmens@azdot.gov Emphasis areas: Planning and Administration Information Technology Motor Vehicles   Jason Harris, MBA, PE, PMP Research Project Manager 602.712.6927 Email: jharris@azdot.gov Emphasis areas: Traffic & Safety Maintenance Dale Steele Librarian 602.712.3138 Email: dsteele@azdot.gov   Estomih (Tom) Kombe, PhD, PE Research Project Manager 602.712.3135 Email: ekombe@azdot.gov Emphasis areas: Environment LTPP Program Christopher A. Gass Field Technician Phone: 602.712.6348 Email: cgass@azdot.gov