Where CMCs are adopted on sites with near surface granular or mixed soils, the top of the CMC can be replaced with stone aggregate to produce a composite column, known as a Bi-Modulus Column (BMC).
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Where CMCs are adopted on sites with near surface granular or mixed soils, the top of the CMC can be replaced with stone aggregate to produce a composite column, known as a Bi-Modulus Column (BMC).