In transportation applications it is often difficult to avoid building on highly-compressible soils. For example, in the case of crossing wetlands and rivers it is necessary to consolidate the in-situ soil in order to avoid slope failure of the future road embankments during construction. Pre-consolidation of the most compressible areas is necessary to prevent long-term creep settlement. The consolidated soil foundation will increase and preserve the service life of the road pavement, thus reducing life-cycle costs for the roadways and structures.

Access embankments, which lead to bridge structures, can produce significant loads in subsurface soils. The designs for these foundations routinely require intensive ground improvement to ensure proper performance.

The DGI-Menard ground improvement services most often used for Transportation Applications include Wick Drains (Prefabricated Vertical Drains), CMC Columns, Dynamic Compaction, Dynamic Replacement, Vibro Stone Columns, Vibrocompaction, Vibro-Concrete Columns and Menard Vacuum Consolidation.

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