Compaction of FlyAsh? Foundation engineering EngTips
Jul 16, 2007· Fly ash yes, I have seen fly ash compacted both as the only ingredient and also as FASM (Fly Ash Sand Mix) where the sand was mixed at 15% by weight. Interesting "animal". A lot depends on the gradation of the fly ash is the material coming out from the "head" of the pond near the spigot or in the slimier end the "tail".