大跨悬索桥主缆抗火性能及其防护

李雪红,雷语璇,赵军,郭志明,于俊杰,徐秀丽

Fire resistance performance and protection of long-span suspension bridge main cable

Xue-hong LI,Yu-xuan LEI,Jun ZHAO,Zhi-ming GUO,Jun-jie YU,Xiu-li XU

图 16 最不利火灾场景下未防护主缆的2种时程曲线

Fig.16 Time history curves for two types of unprotected main cables in most severe fire scenarios