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This underpinning method supports existing wall surfaces to individual areas or whole buildings. The needle beams project from the raft slab at periods right into the inner and exterior tons bearing walls below ground level. A micropile is a high capability little size heap that can be mounted through tough dirt problems as well as in restricted access. Micropiles are normally mounted by advancing casing pipeline to rock, drilling a rock socket, after that grouting enhancing steel in the rock o…