TY - JOUR A2 - Tao, Zhigang AU - Cheng, Xianzhen AU - Luan, Hengjie AU - Jiang, Yujing AU - Zhang, Sunhao AU - Jia, Chuanyang PY - 2021 DA - 2021/06/07 TI - Experimental Study on Shear Behavior and Failure Mechanism of Bolted Heterogeneous Rock Joints under Different Anchorage Conditions SP - 9958352 VL - 2021 AB - Despite their frequent natural occurrence and engineering encounter, heterogeneous rock joints (rock joints with different lithological characters on both sides of the joint surface) have been studied much less systematically.研究螺旋多式岩石联合体剪切行为失效机制时,在不同锚定条件下对异式岩石联合体进行了测试,并有不同的联合粗度系数结果表明剪裁强度随JRC增长而提高,显示指数增长在同一粗糙度下,从大到小岩石关节的剪切强度完全加压、端锚定,不加锚定螺旋接点机械特征与端定点条件不匹配,很容易导致二分一破解完全倾斜下,由螺旋所引发的振荡力将分布在锚定代理物上,不引起局部连续损害异质岩石联结表面损耗随JRC增量而增加并显性多样特征剪切负载下块间剪切变换导致螺旋与环媒体间交互螺旋体产生轴反转变形,导致锚定物介质和岩石积分破解螺旋对锚定系统剪切行为有重大影响,岩石螺旋对岩石质量的破坏应在岩石工程加固设计中加以考虑SN-1468-8115UR-https://doi.org/101155/2021/9958352DO-10.1155/2021/9958352JF-GeofluidsPB-HindawiKW-ER-