This study was aimed to investigate the effect of blending cement with crushed aggregate powder on the setting time. crushed aggregate powder was incorporated with the ratio of 0~30 wt.% of cement. The experimental results presented that there was little influence on the intial setting time, whereas the final setting time decreased by blending with higher amount of crushed aggregate powder.

• 김기도(대구대학교 토목공학과, 학사과정) | Kim Ki-Do
• 이환도(대구대학교 토목공학과, 학사과정) | Lee Hwan-Do
• 강수태(대구대학교 토목공학과 조교수, 공학박사) | Kang Su-Tae 교신저자