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在水电、交通、冶金、煤炭、建筑等工程中往往接触到地基处理问题。现就限流灌浆法谈谈。在砂砾面灌浆中,往往会出现一些孔段产生大量耗浆,有的达几十吨甚至上百吨干料,这是正常现象,但是,为了节约灌浆材料,为了使扩散半径不致过大,为了灌浆达到预想的效果,以往在灌浆规程及操作中曾采用过很多方法,采用最广泛的是当干料灌注一定数量后,进行间断灌浆,即停停灌灌
In hydropower, transportation, metallurgy, coal, construction and other projects are often exposed to the problem of foundation treatment. Now on the current limit filling method to talk about. Grouting in the gravel surface, there will often be a lot of hole section consume slurry, and some up to tens of tons or even hundreds of tons of dry material, which is normal, but, in order to save grouting material, in order to make the diffusion radius is not excessive, In order to achieve the desired effect of grouting, grouting procedures and operations in the past have used a lot of methods, the most widely used is when a certain amount of dry material after perfusion, intermittent grouting, stop and stop irrigation