Improvement of soft ground by dynamic compaction

Y. R. Zheng, J. Chu*, X. Lu, Y. X. Feng

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

The application of the dynamic compaction method for the improvement of soft ground has not been very successful in the past. In conjunction with a soil improvement project, pilot tests were conducted to study the factors affecting the effective use of dynamic compaction on soft ground. The study shows that the method can be applied to soft ground if prefabricated vertical drains and a sand blanket are used to form a drainage system and the compaction energy is controlled within a limit as not to destroy the structure of the soil. In this paper, the pilot testing results and the field monitoring data are presented. The developed compaction procedure is described. A comparison between the effect of dynamic compaction and that of preloading using a 4 m high earthfill is also made.

Original languageEnglish
Pages (from-to)39-45
Number of pages7
JournalGeotechnical Engineering
Volume35
Issue number1
Publication statusPublished - Apr 2004
Externally publishedYes

ASJC Scopus Subject Areas

  • Civil and Structural Engineering
  • Geotechnical Engineering and Engineering Geology

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