Optimization Analysis Method of New Orthotropic Steel Deck Based on Backpropagation Neural Network-Simulated Annealing Algorithm

Table 5

Typical fatigue vulnerable location of OSD (unit:  %).

Number	Location	Rate
①	Rib-to-diaphragm weld	0.9
②	Rib-to-diaphragm joints (including cutouts)	38.2
③	Deck-to-vertical stiffener weld	31.5
④	Deck-to-rib weld	18.9
⑤	Over welded hole joints	0.6
⑥	Deck-to-diaphragm weld	2.3
⑦	Rib-to-rib butt weld	5.7
⑧	Rib-to-side diaphragm joints	1.7