Last update: October 2021 CS-15 ROAD PAVEMENT LAYERS TABLE OF CONTENTS CS-15-0 Road Pavement Layers 1 CS-15.1 Reference Documentation for Pavement Layer Construction 1 CS-15.2 Subgrade and Subgrade Improvement Layers 1 CS-15.3 Unbound Granular Sub-Base Layer 3 CS-15.4 Basecourse Layer 4 CS-15.5 Cement Stabilisation / Modification of Pavement Layers 6 CS-15.6 Structural Asphalt Layers 7 CS-15.7 Concrete Pavement 9