Deep Foundations Institute (DFI) is an international association of contractors, engineers, manufacturers, suppliers, academics and owners in the deep foundations industry. DFI was incorporated as a 501(c)6 association in January 1976. It was founded by Jack Dougherty and Hal Hunt during the “Pile Talk” seminars and became a multidisciplinary worldwide membership organization. DFI currently supports chapters in Europe, Middle East and India. More information...
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