冻融作用下土石混合体-混凝土界面强度劣化、孔隙结构演化及颗粒运移研究

唐丽云, 李屹恒, 于永堂, 金龙, 高志刚, 贾海梁, 孙强, 刘晨昕

Study on strength deterioration， pore structure evolution and particle migration of interface between soil-rock mixture and concrete under freeze-thaw action

Liyun TANG, Yiheng LI, Yongtang YU, Long JIN, Zhigang GAO, Hailiang JIA, Qiang SUN, Chenxin LIU

表5 不同含石率的界面强度增长率

Table 5 Interface strength growth rate with different stone contents

法向应力/kPa 含石率 15%~25% 25%~35% 35%~45% 45%~55% 55%~65% 100 10.58% 9.83% 5.47% 15.95% 23.22% 200 9.55% 7.30% 16.41% 5.70% 18.19% 300 2.33% 11.54% 5.92% 6.64% 12.72%