Webinar May 23, 2023 at 12:00 p.m. (EDT) Design of Helical Piles: Special Topics of the design of helical piles including buckling, expansive soils, lateral capacity, corrosion more. RSVP Now to Attend Our Upcoming Helical Pile Special Topics. Cantsink is hosting a one-hour webinar for engineers in April. The session with emphasis on design topics will be led by Moncef Souissi Ph.D., senior geotechnical engineer for Cantsink. To access a link to the programs and receive CE credits, participants can register below or contact Gary McCarney at firstname.lastname@example.org or (843)-422-3554 for additional information.