Design Examples of Steel and Steel-Concrete Composite Bridges - Finite Element Analysis and Design of Steel and Steel-Concrete Composite Bridges - page 358

z

e

25 cm

1.0

1.6

25 cm

22

1.0

z

Sole plate

36 cm

2
2

2

5

5

70 cm

12 cm 6 12

6

Upper bearing plate

70 cm 5

R R = 10 cm 5 5

5

2

2.5
2.5

2.5
2.5

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

( d +10)/2

a 3 = 40

90 cm

Rollers

d = 10 cm

10 cm

2.5 2.5 2.5 2.5

15 20 cm 15

Lower bearing plate

90 cm

4
4

R /2

R /2

4.06 MPa

1 mm

81,200 N mm 60,900 81,200 N mm

Figure 4.123 Detailing of the twin roller fabricated steel bridge bearings.