Helical Piles and Tiebacks Committee

Gary L. Seider, P.E., Chair

This committee includes manufacturers, engineers, academics, suppliers and experienced contractors who constitute a forum for advancing the applications, understanding and use of helical pile and tieback foundation elements.

Mission Statement: “To advance the acceptance and use of helical piles and tiebacks and ultimately achieve worldwide recognition as a valued deep foundation and earth retention system. This shall be achieved via research, education, specification, and code development advanced and driven by a volunteer organization consisting of helical manufacturers, engineers, design professionals, and contractors.”
Recent News
5/25/2017 The Committee has been awarded funding from the DFI Committee Project Fund for a new research project. Click the green arrow to learn more about the 2017 DFI CPF Awards.
12/20/2016 Read Mary Ellen Large's report on DFI Technical Committee's and Working Group's accomplishments from 2016 and future plans.
2/9/2016 Please visit Dr. Cerato's blog to get the latest news on her ongoing shake table testing of helical piles.
9/16/2014 The committee has published a Model Specification for Helical Anchor Foundations Tension Applications. To purchase an editable Word document, contact lseebach@dfi.org or call DFI at 973-423-4030. The cost is $30 for DFI members and $50 for nonmembers.
6/4/2014 Following up its publication of the University PowerPoint on the design and construction for helical applications, the committee has produced a narrated version. Click the green arrow to download. The file is large,so be patient.
Related Publications: