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폐타이어-저회가 혼합된 유동성 복합지반재료의 공학적 특성

Engineering Properties of Flowable Composite Soil with Waste Tire and Bottom Ash

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주제분류해양공학

초록

This study investigated the engineering properties of waste tire powder-bottom ash added composite soil, which was developed to recycle dredged soil, bottom ash, and waste tire powder. Test specimens were prepared using 5 different percentages of waste tire powder content (0%, 25%, 50%, 75%, and 100% by weight of the dry dredged soil), three different percentages of bottom ash content (0%, 50%, and 100% by weight of the dry dredged soil), and three different particle sizes of waste tire powder (0.1~2 mm, 0.9~5 mm, and 2~10 mm). Several series of unconfined compression tests, direct shear tests, and flow tests were conducted. The experimental results indicated that the waste tire powder content, particle size of waste tire powder, and bottom ash content influenced the strength and stress-strain behavior of the composite soil. The flow value increased with an increase in water content, but decreased with an increase in waste tire powder content.

Abstract

This study investigated the engineering properties of waste tire powder-bottom ash added composite soil, which was developed to recycle dredged soil, bottom ash, and waste tire powder. Test specimens were prepared using 5 different percentages of waste tire powder content (0%, 25%, 50%, 75%, and 100% by weight of the dry dredged soil), three different percentages of bottom ash content (0%, 50%, and 100% by weight of the dry dredged soil), and three different particle sizes of waste tire powder (0.1~2 mm, 0.9~5 mm, and 2~10 mm). Several series of unconfined compression tests, direct shear tests, and flow tests were conducted. The experimental results indicated that the waste tire powder content, particle size of waste tire powder, and bottom ash content influenced the strength and stress-strain behavior of the composite soil. The flow value increased with an increase in water content, but decreased with an increase in waste tire powder content.

참고문헌 (19)

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  2. 김윤태, "준설토와 Bottom Ash 재활용을 위한 복합지반재료 개발", 한국지반공학회논문집, 23(11), pp.77~85 (2007), 한국지반공학회
  3. 자원활용ㆍ소재 및 리싸이클링 기술동향 분석연구, "산업자원부", 산업자원부, 22~25 (2002)
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  5. 코오롱건설, "폐타이어 고무분말 특성분석 및 국내ㆍ외시장조사를 통한 마케팅 전략 수립" (2001), 코오롱건설주식회사
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