Unprocessed calcareous fly ash as a partial cement replacement in self-compacting concrete
The effect of partial replacement of cement by unprocessed calcareous fly ash on fresh and hardened properties of self-compacting dnd boysenberry concrete was investigated.Concrete mixes containing 27.5%, 35%, 42.5%, 50%, 57.5% and 65% of fly ash based on the total weight of binder (cement + fly ash) were tested.All the mixes were designed to have