METHOD OF MANUFACTURING HARDENED BODY USING RECYCLED MATERIAL AND HAVING EXCELLENT FREEZE DAMAGE RESISTANCE AND HARDENED BODY HAVING EXCELLENT FREEZE DAMAGE RESISTANCE

摘要

PROBLEM TO BE SOLVED: To provide a method of manufacturing a hardened body using a recycled material and having excellent freeze damage resistance and the hardened body having excellent freeze damage resistance.

SOLUTION: The method of manufacturing the hardened body is performed by using the recycled material for the whole or a part of respective aggregate and powder the whole or a part of which is a binder, adding water and an admixture into the aggregate and the powder, kneading and hardening by the hydration reaction of water with the binder. At least one of the blending quantity of total of water and the powder per the whole volume of the hardened body, the adding quantity of the admixture and the ratio of water to the binder is controlled.

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