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[I-99] Stress reduction effect of lift-up reinforcement method on vertical stiffener fatigue cracks of steel deck girders (Part 2) (Analytical study of the difference in weld toe spacing)

*Atsushi Arai¹, Yasushi Nagasaka¹, Toshio Takebuchi², Hideya Hasegawa³, Hiroki Suetsugu³, Takayoshi Yamaguchi⁴ (1. Kawada Industries, Inc., 2. MK Engineering,inc., 3. Nagoya Expressway, 4. Nagoya Expressway Association)

Keywords:

Fatigue crack,Orthotropic steel deck,Vertical stiffener,Patch plate reinforcement,Bearing type bolt

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