Use of Jet Grouting Method for Elimination of Suffusional Destructions of Sand Backfilling of Sheet Pile Wharf

At the sheet wharf of Chazan port the large suffusional caverns and areas of loosy soil had been formed in sand backfilling. For elimination of them the jet grouting method had used for the first time. H was succeeded to execute the contrsuffusional curtain of complex configuration, to discover and eliminate all suffusional caverns, areas of loosy soil and openings in the sheet pile wall with help of the mentioned method. It was developed new the jet grouting monitoring method, which allows to determine the caverns of big sizes and areas of loosy soil outlines and them locations. The jet grouting method can be used for elimination of underground caverns of separate openings and especially of loosy soil areas which are an impending danger what new caverns will be formed