Brief description of the consolidation of a block of ground with the columns of the reinforcing piece of furniture

摘要

A block of ground unit (10), for example located in the water, is consolidated by forming the columns of reinforcement (11). The formation of a column of reinforcement comprises a first phase of insertion a tool, comprising a vibrator (18) is connected to a hose of injection (20), in the block of ground up to a low point of the column. The tool is suspended from a surface equipment (12) and lowered by the activation of the vibrator. It is of height substantially lower than the column of reinforcement. In a second phase, the tool is raised from the bottom point by injecting a hardenable product under the vibrator by means of flexible injection.