Sand-Asphalt Mix Design with Available Materials for Hot and Arid Environments By Fathi MADWI MANUSCRIPT-BASED THESIS PRESENTED TO ÉCOLE DE TECHNOLOGIE SUPÉRIEURE IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF DOCTOR OF PHILOSOPHY Ph.D. MONTREAL, April 16 TH , 2020 ÉCOLE DE TECHNOLOGIE SUPÉRIEURE UNIVERSITÉ DU QUÉBEC Fathi MADWI, 2020