Design Examples of Steel and Steel-Concrete Composite Bridges - Finite Element Analysis and Design of Steel and Steel-Concrete Composite Bridges - page 256

z

e

25 cm

1.2

1.6

25 cm

22

1.2

z

Sole plate

36 cm

2
2

2
2

5 5

60 cm

12 cm 12

6 6

Upper bearing plate

R

60 cm 5

5 5 5

R =17 cm

2

3
3

3
3

( d +10) ( d +10)/2

( d +10)/2

a 3 = 48

80 cm

Rollers

d = 14 cm

14 cm

2.5 2.5 2.5 2.5

13 24 cm 13

Lower bearing plate

80 cm

4
4

R /2 R /2

6.93 MPa

1 mm

62370

112,266 N mm 112,266 N mm

Figure 4.33 Detailing of the twin roller fabricated steel bridge bearings.