Research Article
Seismic Performance of Offshore Piers under Wave Impact and Chloride Ion Corrosion Environment
Table 8
Comparison of bearing capacity of corroded piers under different tsunami waves.
| Bearing capacity (kN) | Wave condition | 0 years | 10 years | 20 years | 30 years | 40 years | 50 years |
| Transverse | No wave | 1136 0% | 1007 −11.4% | 910 −19.9% | 823 −27.6% | 711 −37.4% | 589 −48.2% | HXB-3 | 1086 −4.5% | 951 −16.4% | 850 −25.2% | 752 −33.8% | 511 −55.0% | 488 −57.0% | HXB-4 | 1030 −9.3% | 904 −20.4% | 815 −28.3% | 709 −37.7% | 450 −60.4% | Destruction | HXB-5 | 1006.28 −11.45% | 837 −26.3% | 758 −33.3% | 661 −41.8% | Destruction | Destruction |
| Vertical | No wave | 77832 0% | 72806 −6.5% | 70890 −8.9% | 69832 −10.3% | 67250 −13.6% | 65298 −16.1% | HXB-3 | 72377 −7.0% | 67183 −13.7% | 64216 −17.5% | 62036 −20.3% | 58845 −24.4% | 55959 −28.1% | HXB-4 | 65993 −15.2% | 61327 −21.2% | 58781 −24.5% | 56232 −27.8% | 52123 −33.0% | Destruction | HXB-5 | 61403 −21.1% | 57848 −25.7% | 54759 −29.6% | 52981 −31.9% | Destruction | Destruction |
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Note. The ratio is the value of bearing capacity of damaged pier compared with that of the undamaged pier.
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