Ready mix concrete produced by Miyamatsujyounan PLC is made using moderate-heat portland cement, fine aggregates, coarse aggregate and water. Chemical admixtures are used to reduce water content and improve concrete properties. The product identified in this EPD is 1m3 of ready mix concrete. This ready-mix concrete has been certified by the Minister of Land, Infrastructure and Transport. High strength concrete: High strength 46N/mm2, slump 21cm, air volume 4.5%, maximum aggregate size 20mm, moderate-heat portland cement, high performance water-reducing admixture The unit volume mass of the concrete is 2328 kg/m3