Mudcrete is a structural material (employed, for example, as a basecourse in road construction) made by mixing mud (usually marine mud) with sand and concrete/cement. It is used as a cheaper and more sustainable alternative to rock fill. It is also used in such projects as land reclamation.
New Zealand's biggest port project ramps up
'' (Ports of Auckland website, Wednesday 3 November 2004. Retrieved 2007-09-26.)

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Cement Soil-based building materials {{Civil-engineering-stub