Prefabricated, reinforced concrete foundation pile with larager diameter foot to create surrounding cavity into which grout is injected

摘要

A pile (4) has a larger diameter foot (5) with raised side walls (7). The pile is driven or screwed into the ground (2), above or below water. Grout (g) or concrete is injected (arrows) through the pipe (6), or through a hole in the pile itself, to fill the gap between the pile and the sides (3) of the hole.