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Advances in Bridge Engineering

Table 5 Summary of load, deflection, stiffness and energy absorbing capacities of bridges

From: Fatigue performance of ECC link slab incorporated full RC girder joint-free bridges

RC Bridge

Ultimate load (kN)

RC girder mid-span deflection at ultimate load (rd, total) (mm)

Link slab mid-span deflection at ultimate load (rd, total) (mm)

RC deck girder stiffness (kN/mm)

Link slab stiffness (kN/mm)

Link slab energy absorbing capacity (J)

B0N

63.05

-4.53 (n/a, n/a)

2.24 (n/a, n/a)

-

-

24.2

B4H

58.09

-4.04 (-1.34, -5.40)

0.17 (0.14, 0.30)

10.9 (before), 9.4 (after)

112.5 (before), 118.3 (after)

1.5

  1. B0N Non-fatigued, B4H 40±10% fatigue stress level for 1,000,000 cycles, rd Residual (non-recovered) deflection at unloading to zero load, total Total deflection at ultimate load during post-fatigue loading, before During ramp prior to start of fatigue loading, and after During post-fatigue monotonic load to failure, n/a Not applicable
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