본 연구는 재생골재를 도로의 보조기층재료 및 포장용 콘크리트골재로 사용하기 위하여 수행되었다. ... 실험결과 재생골재는 보조기층재료로서의 사용이 충분히 가능하며 표층용 콘크리트골재로서 재생골재 첨가비율 40%까지 활용이 가능함을 알 수 있었다. ... 제조된 콘크리트로 굳지 않은 콘크리트 성질과 28일 양생 후 강도시험과 동결 융해에 따른 내구성 시험을 통해 폐콘크리트 재생골재의 활용성을 도로포장재료 측면에서 검토하였다.
The asphalt concrete industry, accounting for >90% of road pavement, is a crucial contributor to ... This study focuses on the recycling of asphalt concrete recycled aggregates, which currently exhibits ... Results revealed that the 13-mm asphalt concrete recycled aggregates met all quality standards.
PURPOSES : Previously, the expansion state of the concrete pavement in which AAR occurred could not ... In this study, a method for calculating the expansion amount of concrete pavement using the stiffness ... CONCLUSIONS : SDT was used to confirm that the expansion state due to the AAR of the concrete pavement
Experimental results show that the EFRCA concrete has lower compressive strength than plain concrete. ... , showed almost the same performance as plain concrete, such as increased flexural strength and improved ... However, compared with the natural aggregate, the EFRCA concrete, which exhibited low material properties
of the concrete. ... OBJECTIVES: This study is to develop the optimum mixing proportions for cement concrete pavement with ... Tests for fundamental properties as a cement concrete pavement were conducted before and after hardening