Laboratory Characterization and Influence of Mineralogy and Grading on the Performance of Treated and Untreated Granular Materials Used as Surface Pavements in Unpaved Road
Table 4
Relative results for basalt for the 3 different gradings.
Grading: 4.1%/6.4%/8.2% (% of 80 m or less)
Product
Dosage (L/m², %)
CBR
Compressive strength
Brine
1.2
0.9/0.8/1.0
0.6/0.6/0.9
0.8/1.0/0.8
Brine
1.5
0.8/0.9/1.1
0.5/0.5/0.7
0.6/1.0/0.7
Brine
1.8
0.8/0.7/1.1
0.7/0.6/0.7
0.5/0.7/0.6
CaCl2
1.3
0.7/0.8/1.0
0.6/0.7/0.7
0.7/0.8/1.0
CaCl2
1.8
0.8/0.8/0.9
0.5/0.6/0.7
0.8/0.7/0.6
CaCl2
2.3
0.8/0.7/0.8
0.6/0.7/0.7
0.4/0.5/0.5
Polymer
1.4
0.8/0.9/1.0
1.4/1.1/0.9
1.0/2.1/1.2
Polymer
2.4
1.1/0.9/1.1
1.3/1.1/0.9
1.2/2.4/1.1
Polymer
3.4
0.8/0.9/1.0
1.4/1.1/0.8
1.7/2.5/2.5
Cement
1.5
1.0/0.9/1.4
1.5/1.4/1.0
2.0/2.6/3.8
Cement
3.5
1.0/1.0/1.7
2.5/2.7/1.6
4.1/5.9/8.6
Cement
4.5
1.0/1.0/1.8
2.4/3.1/2.3
6.0/8.7/11.3
Cement
6.0
1.0/0.9/1.7
3.3/4.1/2.3
5.8/9.6/18.2
Ref.
Rel.
1.0/1.0/1.0
1.0/1.0/1.0
1.0/1.0/1.0
Ref.
Abs.*
163/170/130
17/22/24
3.6/2.6/3.1
*MPa for tests, kN for CBR and compressive strength tests.
