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Table 3 Calculated axial load capacities versus experimental results.

From: Simplified Design Procedure for Reinforced Concrete Columns Based on Equivalent Column Concept

Group no.

Specimen

Failure load, kN

Equivalent eccentricity, mm

Equivalent e/t

Normalized load based on experimental results (6)

Normalized load based on Eq. (4) (7)

(7)/(6)

Control

C-0-0

675

0.0

0.00

1.00

1.00

1.00

1

S-1-1

450

10

0.10

0.67

0.75

1.12

S-3-3

300

30

0.30

0.44

0.42

0.94

S-5-5

170

50

0.50

0.25

0.23

0.93

2

S-0-1

530

6

0.06

0.79

0.84

1.07

S-1-3

395

22

0.22

0.59

0.53

0.90

S-1-5

245

34

0.34

0.36

0.37

1.03

S-0-3

410

18

0.18

0.61

0.59

0.98

S-3-5

220

42

0.42

0.33

0.30

0.91

S-5-0

265

30

0.30

0.39

0.42

1.07

3

D-1-1

580

2

0.02

0.86

0.94

1.10

D-3-3

473

6

0.06

0.70

0.84

1.20

D-5-5

416

10

0.10

0.62

0.75

1.21

4

D-1-3

480

14

0.14

0.71

0.67

0.94

D-1-5

300

26

0.26

0.44

0.47

1.06

D-3-5

379

18

0.18

0.56

0.59

1.06

Average

1.03

Coefficient of variation

0.0941