Pile Cushions Blocks
Precast piles are normally not longer than 90 feet and are reinforced steel. Precast concrete piles are normally available in about two weeks and have more flexibility in the desired length than steel pilings.
Cast in place piles require a predrilled hole and often require special stress steel.
Concrete Piles are made with steel reinforcement and steel rebar. Concrete Piles are normally used for Heavy structures than wood.
Picture courtesy of Construction Photographs
Deep Foundations and Sheet-Piling