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After carrying out the first tremie grouting, a stress grouting is adhered to at the same time with the training of the casing from the bond area. The 2nd stage stress grouting is done via a preinstalled Visit this link tube. 2nd stage grouting serves in boosting grout soil bonding. The grouting will certainly be done up to the bearing stratum as well as can be reached the full length of the heap if required. Essentially, this write-up. defines the design as well as installation procedure of micropiles. Micropiles can additionally be termed as bored stacks if their diameter is much less than 250 mm.