The Influence of Coffee Husk Ash as a Filler on the Performance of Bituminous Concrete Mix

Table 3

Physical properties of used filler materials.

Sieve size (mm)	Percentage passing		Standard specification (ASTM D242 [19])
	BSD	CHA
2.36	100.00	100.00	100
0.30	99.98	100.00	95–100
0.075	94.40	100.00	70–100
Sp. Gravity	2.91	2.72	—