浅谈地下洞室开挖与支护的施工方法

Construction Methods of Excavation and Supporting of Underground Caverns

柏叶口水库龙门供水工程是柏叶口水库向交城县供水的配套工程,取水口设在西社镇沙沟村上游的龙门口,以城市生活和工业供水为主,兼顾农业灌溉。工程隧洞围岩以砂质页岩、泥岩为主,故隧洞开挖宜以钻爆法全断面掘进开挖为主,部分较软地段辅以人工凿岩开挖。

Longmen water supply project of Baiyekou Reservoir is the auxiliary project of the water supply to Jiaocheng County, the water intake of which is in the upper part of Shagou Village of Xishe Town, mainly for urban domestic use and industrial use, with some for agricultural use. The surrounding rocks of the tunnel are mainly sandy shale and mudstones, so the excavation may mainly adopt whole-face drilling and blasting, with artificial drilling in some softer sections.