Table 1.
Properties of the base bitumen.
Table 2.
The properties of limestone aggregates.
Table 3.
Conventional properties of bitumen prepared with warm mix asphalt additives.
Figure 1.
Brookfield viscometer tests results for each additive.
Table 4.
Mixing and compaction temperatures.
Table 5.
Properties of the old bitumen.
Table 6.
Sieve analysis results for extracted aggregates.
Table 7.
Calculation of the percentage of the bitumen to be added in the mix based on RAP content for each of the additive.
Figure 2.
Marshall stability values for RAP and control samples.
Figure 3.
Flow values for RAP and control samples.
Figure 4.
Air void values for RAP and control samples.
Figure 5.
ITS results of control samples and optimum RAP contents for each WMA additives.
Figure 6.
Illustration of cost analysis results.
Table 8.
Cost-benefit analysis results.