DFI Releases Guidelines for Soil Mixing 

October 26, 2016, Hawthorne NJ:

DFI and the DFI Soil Mixing Committee announce the release of Guidelines for Soil Mixing.

The new publication provides an overview of the state of practice of Deep Mixing Methods (DMM) in North America as well as a guide specification for deep mixing work. The 80-page document focuses on constructability and feasibility considerations for deep mixing and addresses the following applications: earth retention; liquefaction mitigation; groundwater seepage control and containment isolation; bearing capacity improvement; deep foundations; mass stabilization and contamination containment; embankment, levee and dam strengthening and stabilization; and casing replacement. It is intended that this document provide a basic introduction to wet and dry DMM to enhance its adoption and application in North America.

Guidelines for Soil Mixing is available on the Publications page at The cost is $30 for DFI members and $50 for nonmembers. Purchase of this publication includes a PDF of the full guide and an editable Word document of the Guide Specification.


About the Deep Foundations Institute (DFI)
DFI ( is an international association of contractors, engineers, suppliers, academics and owners in the deep foundations industry. Our multi-disciplinary membership creates a consensus voice and a common vision for continual improvement in the planning, design and construction of deep foundations and excavations. We bring together members for networking, education, communication and collaboration. With our members, we promote the advancement of the deep foundations industry through technical committees, educational programs and conferences, publications, research, government relations and outreach. DFI has more than 3,300 members worldwide.