Helical pier and pile techniques are a set of metal, concrete, or wooden columns installed into the ground to assist the burden of the composition and guarantee its foundational aid and its vertical and horizontal balance. There is pretty very little difference between deep foundation pier and pile methods, besides https://docs.google.com/presentation/d/e/2PACX-1vRj8CFavC1m3vHrtNagKkK97kkv5pL3M6tFAAu9f9AbnCvROfUuLXzsF6fZf3uwM9p7eQ9PH7SY888i/pub?start=false&loop=false&delayms=3000