小浪底工程2#导流洞中闸室的开挖施工方法  

The constructional method of excavating the middle brake room in the 2# diversion tunnel of Xiaolangdi multipruose dam project

作　　者：余文胜 

机构地区：[1]青海省公伯峡水电四局第一施工局,青海化隆810902

出　　处：《青海科技》2000年第4期46-48,共3页Qinghai Science and Technology

摘　　要：介绍了黄河小浪底工程 2 #导流洞中闸室基本情况 ,顶拱、中部台阶开挖及底部MS微差爆破技术 ,为高难度水利工程实施提供技术参考。Introduces the general situation of the middle brake room in the 2# diversion tunnel of Xiaolangdi multipurose dam project and the technology of excavating the top arch,middle flight of step and blasting the bottom with MS little error,which provide the technological reference for constructing exceedingly difficult water conservancy project.

关 键 词：黄河小浪底工程 2^#导流洞 闸室 开挖施工 

分 类 号：TV52[水利工程—水利水电工程]