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支护方法
    The deficiencies of п type steel beam supporting method are analysed and a kind of new supporting method is put forward and good results are achieved.
    分析了п型钢梁支护法的不足 ,提出了一种新的支护方法 ,通过应用取得了良好效果
    Supporting Method for Drifting in Unstable Ore Rock in Jingtieshan Iron Mine
    镜铁山铁矿不稳定矿岩巷道中的掘进支护方法
    According to the theory of bolt supporting and the character of coal wall rock, the paper discusses the selection of supporting method, optimize and design the break, management of supporting construction and quality, examination of supporting system and regulation of parameters etc.
    根据锚杆支护理论和阜新矿区煤巷围岩的特点,论述了支护方法的选择、断面优化设计、支护施工与全面质量管理,以及支护系统检测与参数调整等。
    Based on drawing on the well shaft excavations and supporting systems of the internal skid resistance piles, the project adopted micro seismic activity blasting excavation technique and informatization supporting method, made investigation and monitoring to the micro seismic activity blasting, and inspected the supporting system with surface strain indicator and cymometer, in order to supervise the construction.
    本文在借鉴国内抗滑桩竖井开挖及支护方法的基础上,采用了微震动爆破开挖技术和信息化的支护手段,对微振动爆破进行了研究和监测,对支撑采用表面应变计和频率仪进行轴力监测,以指导施工。
    It introduces the supporting method of "advanced anchor shaft combined with reinforcement centering spraying concrete" in Qingdao "902" Project, which achieved good effect under the complicated geographic condition characterized by broken rock and thin covering layer and thus accumulated successful experience. 
    文章介绍超前锚杆结合钢筋拱架喷射混凝土支护方法在青岛市"902"工程中的应用,用该方法解决"岩体破碎,覆盖层薄"这种复杂地质情况取得了很好的效果,积累了成功的经验。
    By using the entry-driving machine, the side was expanded to the support-setting width in one time, and the working face's roof was controlled with advanced supporting method, and the cuthole support was completed in one step.
    利用掘进机一次性扩帮到立架宽度,利用先进的支护方法对工作面切眼顶板进行控制,并且切眼支护一步到位。
    Take Ciqikou station as an example,the author introduces construction technique of underground digging in subway station form construction method of station's main body and excavation and supporting method of sand layer, and draws construction proposal for construction of big pilot pipes and strengthening of fine sand layer.
    以磁器口车站为例,从车站主体施工方法、砂层开挖支护方法介绍了地铁车站暗挖施工技术,对大管棚施工、粉细砂地层加固提出了施工建议。
    The supporting method adopted in excavation of the Pubugou underground powerhouse gives a reference to the other similar projects.
    瀑布沟水电站地下厂房开挖中采用的支护方法,可供其它类似工程参考借鉴。
 

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