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http://dx.doi.org/10.4334/JKCI.2002.14.1.016

Physical Properties of Planting Concrete Using Recycled Aggregates  

한천구 (청주대학교 건축공학부)
오선교 ((주)선엔지니어링 종합건축사사무소)
이상태 (청주대학교 환경조경학과)
김정진 (청주대학교 건축공학부)
Publication Information
Journal of the Korea Concrete Institute / v.14, no.1, 2002 , pp. 16-23 More about this Journal
Abstract
In construction field, million tons of demolished concrete are produced in korea. It is urgently needed that they are used as recycled materials in order to prevent environment pollution and gain economic profits. However, existing recycling methods of demolished concrete have their limits for wide application. They have been only focused on the burying and banking. Therefore, in this paper, physical and mechanical properties of planting concrete using construction wastes for aggregates are described in order to investigate the validities of demolished concrete as recycled aggregates. The Properties of strength and durability are tested. According to the experimental results, compressive strength and freeze-thaw resistance of planting concrete using recycled aggregates shows worse performance than those using crushed stone concrete. But, it shows positive performance on the absorption ratio and thermal conductivity. Especially, considering the side of recycling of concrete wastes, it is recommended that recycled aggregates made with construction wastes is applied to planting concrete.
Keywords
recycled aggregates; planting concrete; physical properties of concrete;
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