Issue 54

M.A. Warda et al., Frattura ed Integrità Strutturale, 54 (2020) 211-225; DOI: 10.3221/IGF-ESIS.54.16

Source

DF

Seq SS 5.5882 51.709 5.8866 1.7363 0.2947

Adj MS 2.7941 25.8545 2.9433 0.8682 0.1474

F-Value

P-Value

Contribution

S.FUME S.FIBER

2 2 2 2 2

4.09

0.04

7.77% 71.92% 8.19% 2.41% 0.41%

37.85

0

SP

4.31 1.27 0.22

0.035 0.311 0.809

AG

W/C FLY ASH Error

2

6.6807

3.3403

4.89

0.025

9.29%

14 0.6831 Table 10: Analysis of Variance for 28 days Splitting Tensile Strength. 9.5639

Source

DF

Seq SS

Adj MS 0.6963 16.4673 3.6873 2.1673 2.5037

F-Value

P-Value

Contribution

2.36% 55.71% 12.47% 7.33% 8.47% 13.66%

S.FUME S.FIBER

2 2 2 2 2

1.393

0.34 8.07 1.81 1.06 1.23

0.717 0.005

32.935

SP

7.375 4.335 5.007

0.2

AG

0.372 0.323

W/C FLY ASH Error

2

8.072

4.0362

1.98

0.175

14 2.0403 Table 11: Analysis of Variance for 28 days Flexural Strength. 28.564

Source

DF

Seq SS

Adj MS

F-Value

P-Value

Contribution

0.12% 8.92% 4.27% 3.63% 46.14% 36.94%

S.FUME S.FIBER

2 2 2 2 2 2

2.72

1.36

0.01

0.992 0.562 0.755 0.787 0.077 0.119

197.05

98.525

0.6

SP

94

47

0.29 0.24

AG

80.18

40.088 509.728 407.871

W/C FLY ASH

1019.46

3.1

815.74

2.48

Error

14 164.205 Table 12: Analysis of Variance for 56 days Compressive Strength. 2298.87

Source

DF

Seq SS

Adj MS

F-Value

P-Value

Contribution

0.79% 8.30% 2.37% 1.08% 40.16% 47.33%

S.FUME S.FIBER

2 2 2 2 2 2

18.01

9.004

0.07 0.73 0.21

0.934 0.498 0.814 0.909 0.057 0.038

191.35

95.675 27.327 12.474 463.403 546.132

SP

54.65 24.95

AG

0.1

W/C

926.81

3.55 4.18

FLY ASH Error

1092.26

14 130.607 Table 13: Analysis of Variance for 90 days compressive strength. 1828.5

222