In light of rock-anchored cracks occurring in underground workshop excavation of Guandi hydropower station, integrating with in-situ geological conditions and monitoring data, the paper analyzes and studies rock-anchored cracking causes, puts forward chemical grouting processing measures, and makes specific illustration, with a view to guarantee the stability and security of rock-anchored beam.%针对官地水电站厂房下卧开挖过程中出现的岩锚梁裂缝,结合现场地质条件、监测数据,对岩锚梁裂缝的成因进行详细的分析研究后提出了对其裂缝进行化学灌浆处理措施,并作了具体阐述,以保证岩锚梁的稳定性和安全性。
展开▼