深、大集水井控制爆破技术

A Controlled Blasting Technique for Deep and Large scale Gully

本文针对东西关水电站闸坝集水井石方开挖复杂的环境条件、地质条件等因素进行深入分析，对其采用控制爆破，在确保安全保证质量的同时，加快了施工进度。

In this paper, the complicated surroundings and geological conditions in the course of excavating the gully at the dam of Dongxiguan Hydroelectric Station are deeply analyzed. A controlled blasting technique was adopted to quicken the implementation process while the safety was ensured.