Sources

Replacement levels (%)

Compressive strength (MPa)

7 days

14 days

28 days

90 days

[32]

0

25.5

28.4

31.7

-

5

28.4

31.5

32.6

-

10

30.5

32.4

35.2

-

15

31.1

33.7

36.4

-

20

32.8

34.5

37.5

-

25

30.4

33.2

32.6

-

30

23.7

25.1

30.5

-

[28]

0

40.2

-

53.9

60.9

10

42.3

-

57.6

66.8

20

43.6

-

59.2

68.7

30

38.0

-

51.6

59.4

[33]

0

32.1

43.4

46.5

-

10

34.2

44.7

49.8

-

15

33.2

43.7

48.5

-

20

31.7

42.8

47.3

-

[34]

0

28.00

31.00

39.00

-

5

28.20

31.50

39.20

-

10

29.90

32.90

40.50

-

15

26.75

29.00

35.20

20

25.00

27.00

32.50

-

[35]

0

17.51

21.60

29.51

-

5

16.88

17.44

27.68

-

10

12.10

12.83

20.88

-

15

11.24

12.55

18.70

-