贵州石垭子水电站地下厂房一层顶拱开挖质量控制技术

Quality Control Technique for Exacavting the First Layer Crown Arch of Underground Power House of Shiyazi Hydropower Station in Guizhou Province

文中主要介绍了贵州石垭子水电站地下厂房一层顶拱开挖中的常规光面爆破技术,通过爆破试验优化爆破参数,加强现场的质量控制管理工作,注重细节处理,对开挖的质量控制起到良好效果。

The paper mainly introduces the normal smooth blasting technique for excavating the first layer crown arch of the underground power house of Shiyazi Hydropower Station in Guizhou Province. By means of optimizing the blast parameters of blasting test, strengthening construction quality control management in situ, paying attention to detail treatment,the good effect to control exacavation quality is obtained.