The document describes the layers of a concrete road, including: 1) A filling or cutting layer for leveling the ground 2) A 300mm thick subgrade murrum layer underneath 3) A granular sub-base layer made of crushed stone 0-40mm aggregate 4) A dry lean concrete layer used as a base with a higher aggregate to cement ratio 5) A top pavement quality concrete layer made with 32mm aggregate designed for heavy traffic.