廃コンクリートからの骨材再生とその問題点 [in Japanese] Recycled Aggregate from Waste Concrete and the Subjects [in Japanese]
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The committee for reusing of aggregates extracted from waste concrete was inaugulated in 1977. Although some gidances to the permissible qualities for concrete use were presented by the committee, some roads constructed by the recycled aggregates become to cave or to crack on the pavement or the roadbed. One of the causes has to decide that it could not entirely remove the mortar on the original stone. It is expected to develop the effective elimination technique of the mortar removing.
- Journal of MMIJ
Journal of MMIJ 114(13), 933-938, 1998-12-25
The Mining and Materials Processing Institute of Japan