高地应力大型地下洞室的位移和锚杆应力特性

Rock displacement and load of bolts around large scale cavities with high stress

摘要: 通过大量的原型监测数据 ,研究了大型地下洞室的位移特性、锚杆应力特性以及它们的变化规律 ,并分析了对围岩位移和锚杆应力的影响因素

Abstract: According to the large quantity of in situ measured data,the characteristics and variation laws of displacement and load of bolts in the surrounding rock are studied,and the factors which influence the displacement of surrounding rock and the load along bolts are analyzed as well.