Optimization of Mix Proportions for Novel Dry Stack Interlocking Concrete Blocks Using ANN

Table 4

Properties of fly ash.

Material	Physical properties	Test result
Fly ash	Normal consistency (%)	31.5
	Initial consistency setting time (min)	192
	Final setting time (min)	428
	Strength index with cement	56.2
	Dry density (g/cc)	1.3
	Plasticity	Nonplastic