Influence of Buton Rock Asphalt on the Physical and Mechanical Properties of Asphalt Binder and Asphalt Mixture

Table 1

Properties of the BRA used in this research.

Items	Unit	Test results	Technical requirements
Colour character	—	Brown powder	Black or brown powder
Ash content	%	61.7	≤80
Moisture content	%	2	≤2
Asphalt content	%	27	—
Particle size range	—	—	—
4.75 mm	%	100	100
2.36 mm	%	95.8	95∼100
1.18 mm	%	82.8	>80