关键词：浅埋暗挖隧道 地表注浆 施工技术 [gap=736]Key Words: Shallow Tunnels; surface grouting; construction technology中图分类号：隧道工程 文献标识码：A 文章编号： ...
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surface pre grouting 地面预注浆
surface pre-grouting 地面预注浆
shaft surface pre grouting 井筒地面预注浆
surface drilling grouting technology 地表注浆技术
surface pre-grouting for mining shafts 井筒地面预注浆
According to geological condition of this mined-out area, a three hole-ins well has designed to carry out surface grouting and fire-area sealing.
根据该采空区地质条件，设计了三开井身结构，对采空区进行地面注浆及封堵处理。
The experiment shows that the epoxy grouting material has binding strength more powerful and solidified time shorter, and can be especially used in the moist surface.
试验表明，环氧灌浆料具有较高的粘结强度，而且固化时间短，尤其能在潮湿界面中使用。
For small gush of water or water leaked from crack on the surface to be shotcreted rock face grouting or tube piloted discharge should be applied before shotcreting.
受喷面的小股水或裂隙渗漏水宜采用岩面注浆或导管引排后再喷混凝土。
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