Page 64 - Unit 2: Pavement Material
P. 64
Civil Engineering Department | DCC3113 : Highway & Traffic Engineering
Exercise EXERCISE 2 Check Answer
• Determine the optimum bitumen content for the ACB 28 mix given below.
2.345 8.5
7.5
Density (Mg/cu.m) 2.335 % Air Voids in Total Mix (VIM) 6.5
2.340
5.5
2.330
4.5
2.325
2.320 3.5
2.5
2.315
3.5 4.0 4.5 5.0 5.5 6.0 6.5 3.5 4.0 4.5 5.0 5.5 6.0 6.5
% Bitumen Content % Bitumen Content
1400 80.0
1350 75.0
Stability (kg) 1300 % Voids filled Bitumen (VFB) 70.0
1250
65.0
1200
60.0
1150 55.0
1100 50.0
3.5 4.0 4.5 5.0 5.5 6.0 6.5
3.5 4.0 4.5 5.0 5.5 6.0 6.5
% Bitumen Content
4.00 % Bitumen Content
Flow (mm)
3.50
3.00
2.50 HOME
3.5 4.0 4.5 5.0 5.5 6.0 6.5
Prepared by : SITI ZURAIFA BINTI MD SAH, zuraifa@pmu.edu.my
% Bitumen Content
