DFI’s Helical Piles & Tiebacks Committee is planning this three-day event on the proper design, application and installation of helical piles and tiebacks in seismic and lateral load conditions. On the pre-seminar day, the Helical Piles and Tiebacks Committee of DFI will hold a meeting. Topics specific to seismic and lateral loading, materials, construction, and testing procedures will be presented on Day 1 and the next day will provide a demonstration of installation and testing of helical piles at JRW Foundation Systems in Redlands, Calif.