本文介绍了复杂环境条件下多面临空山体硐室控制松动爆破设计，通过选取合理的爆破参数，正确计算装药量以及采用非电毫秒微差爆破技术，有效地控制了爆破地震波、冲击波、飞石及滚石的危害，确保了周围建筑物的安全，获得了显著的经济效益和社会效益。 This paper introduces the design of loose blasting controlled by the multi-faced hollow chamber under complex environment conditions. By selecting reasonable blasting parameters, calculating the charge correctly and adopting non-electric millisecond blasting technique, the blasting seismic wave, shock wave, Stone and stone hazards to ensure the safety of the surrounding buildings, access to significant economic and social benefits.