How To Compact Sand
How To Compact Sand . In any structural area you want the maximum compaction possible. Uniformly graded sand and gravel are difficult to be compacted. Back filling sand compact YouTube from www.youtube.com Build the concrete forms for the slab. Uncompacted sand has relatively large pore spaces between the grains but compacted sand shrinks these spaces increasing points of contact between the individual grains and thereby increasing the friction between them. Compact starting from the perimeter moving your way to the middle.