Road Code

Sample Number

Heavy Compaction

Three-point CBR Values (%) at different Compaction Energy

Gravel Class

OMC (%)

MDD (gm/cm³)

4.5 kg

×

5 layers

×

62 Blows

4.5 kg

×

5 layers

×

30 Blows

2.5 kg

×

3 layers

×

62 Blows

123017

April

21.3

1.523

55

42

14

G25

123018

April

21.3

1.523

55

42

14

G25

123019

April

21.3

1.523

55

42

14

G25

123017

August

20.2

1.365

43

37

15

G25

123018

August

20.2

1.365

43

37

15

G25

123019

August

20.2

1.365

43

37

15

G25

123017

December

18.5

1.560

48

27

19

G25

123018

December

18.5

1.560

48

27

19

G25

123019

December

18.5

1.560

48

27

19

G25