Analysis of the Mechanical Behaviour of Asphalt Concretes Using Artificial Neural Networks

Table 3

Properties of AC20-50/70L specimens.

Specimen	Bitumen content (%) (by weight of mix)	Voids (%)	VMA (%)	VFA (%)	Marshall stability (kN)	Marshall flow (mm)
AC20-50/70L-1	3.80	8.2	16.0	48.8	15.0	2.2
AC20-50/70L-2	3.80	8.0	15.9	49.3	14.6	2.3
AC20-50/70L-3	3.80	7.8	15.6	50.2	15.1	2.2
AC20-50/70L-4	3.80	8.4	16.2	48.0	15.5	2.2
AC20-50/70L-5	4.20	6.4	15.2	58.1	14.5	2.9
AC20-50/70L-6	4.20	6.1	14.9	59.4	14.5	2.6
AC20-50/70L-7	4.20	6.6	15.5	57.0	14.5	2.6
AC20-50/70L-8	4.20	6.9	15.7	56.1	13.9	2.7
AC20-50/70L-9	4.60	5.2	15.0	65.4	14.1	3.0
AC20-50/70L-10	4.60	5.9	15.7	62.1	13.4	3.1
AC20-50/70L-11	4.60	5.5	15.3	64.0	13.7	2.9
AC20-50/70L-12	4.60	6.3	16.0	60.7	14.4	3.2
AC20-50/70L-13	5.00	3.8	14.7	73.8	12.9	3.4
AC20-50/70L-14	5.00	3.8	14.6	74.1	12.8	3.3
AC20-50/70L-15	5.00	3.6	14.4	75.3	11.3	3.3
AC20-50/70L-16	5.00	3.8	14.7	73.9	13.1	3.2
AC20-50/70L-17	5.40	2.0	13.9	85.8	12.7	4.0
AC20-50/70L-18	5.40	2.1	14.0	84.9	12.0	4.2
AC20-50/70L-19	5.40	2.7	14.6	81.2	11.8	4.4
AC20-50/70L-20	5.40	2.4	14.3	83.0	12.0	4.5
AC20-50/70L-21	5.80	0.7	13.6	94.9	10.5	4.8
AC20-50/70L-22	5.80	0.5	13.5	96.4	10.9	4.7
AC20-50/70L-23	5.80	0.4	13.3	97.4	11.6	4.8
AC20-50/70L-24	5.80	0.5	13.5	96.3	11.2	5.0
AC20-50/70L-25	4.80	47	15.0	68.6	13.1	3.0
AC20-50/70L-26	4.80	4.8	15.1	68.1	12.7	3.2
AC20-50/70L-27	4.80	4.6	14.9	69.1	13.0	3.1
AC20-50/70L-28	4.80	5.0	15.3	67.3	13.0	3.2
AC20-50/70L-29	520	2.1	13.5	84.7	12.0	3.5
AC20-50/70L-30	5.20	2.3	13.7	83.3	11.9	3.6