wall for grouting

Based on data from drilling and test pit sampling, 5 rows of grouting holes were designed for consolidating, 2 rows among them along the both sides of culvert inner wall tilting toward outer flank of the culvert, 2m and 4m of slant ranges respectively.

根据钻孔与探井取样资料，设计5排注浆孔进行加固，其中2排沿涵洞内壁两测向涵洞外侧倾斜，斜距分别为2m和4m。加固选用两种注浆参数；

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In this paper the composition and reaction mechanism of the model S accelerated cement are expounded. The process of operation test for dry method hole wall protecting-thief zone plugging by using the accelerated cement, grouting technique, and tools of special use are also described.

文中阐述了S型瞬凝水泥的组成及反应机理，介绍了用它进行干法护孔、堵漏的生产试验过程，包括灌注工艺和专用工具。

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