Investigation of the Road Performance of AH-30 Bitumen and Its Mixture: Comparison with AH-70 and SBS-Modified Bitumen

Table 4

Technical properties of fine aggregate.

Test item	Technical requirements	Test result	Test method
Apparent relative density (g/cm^3)	≥2.5	2.721	T0328
Sturdiness (0.3∼4.75 mm) (%)	≥12	22	T0340
Soil content (%)	≤3	0.8	T0333
Sand-equivalent (%)	≥60	85.2	T0334
Methylene blue number (g/kg)	≤25	3.7	T0349
Angularity (flow time) (s)	≥30	36.7	T0345