Table 1 Geometric properties of single cell box-girder bridge

Thickness of top flange, t_tf (m)

0.30

0.30

0.30

0.30

0.30

0.30

Thickness of bottom flange, t_bf (m)

0.30

0.30

0.32

0.34

0.36

0.38

Thickness of web, t_w (m)

0.30

0.32

0.34

0.36

0.38

0.40

Sectional area, A (m²)

6.42

6.82

7.37

7.95

8.57

9.24

Moment of inertia, I (m⁴)

6.80

10.35

15.16

21.16

28.48

37.26

Section modulus, Z (m³)

6.74

8.50

10.39

12.38

14.49

16.72