Investigating the Effect of Calcium Lignosulfonate on the Durability and Performance of Asphalt Mixtures

Table 2

Physical characteristics of the coarse and fine aggregates.

Test properties	Unit	Value	Standard ASTM	Specification limit
Coarse aggregate
Los Angeles abrasion value	%	21	C131	≤25
Fractured particles in one side	%	96	D5821	≥95
Fractured particles in two sides	%	92	D5821	≥90
Bulk specific gravity	Gr/	2.66	C127	–
Apparent specific gravity	Gr/	2.74	C127	–
Water absorption	%	0.84	C127	≤2.5
Fine aggregate
Bulk specific gravity	Gr/	2.66	C128	–
Apparent specific gravity	Gr/	2.87	C128	–
Water absorption	%	3.3	C128	≤2.5
Sand equivalent	%	74	D2419	≥50